Achieve Unmatched Mobile App Quality

Mobile App Testing Services: From Functional to Performance to Usability

Our flexible testing solutions adapt to your needs, ensuring your app is reliable, secure, and optimized for exceptional user experiences. As a leading mobile app testing company, we offer traditional or AI-augmented testing to ensure your app exceeds expectations across all devices and platforms.

Balancing App Speed and Quality Shouldn’t Be So Hard

We get it—meeting tight launch deadlines while ensuring your app performs flawlessly across all devices can be overwhelming. The pressure to deliver fast can often come at the expense of quality, leading to costly bugs and poor user experiences. As a trusted mobile app testing company, our services are designed to ease this burden. Whether through traditional or AI-augmented testing, we help you strike the perfect balance between speed and quality to release apps that exceed user expectations confidently.

"They're very professional and willing to understand the product. Also, they're proactive, which is especially helpful when there is a lack of direction on our end. I can be sure they're always working on something to fill the hours we're paying them for."

Head of Mobile Technology Services, Health & Wellness Brand

 

Optimize Your Mobile App Performance with Expert Testing

Ensure your app functions seamlessly across all devices. Address performance issues, enhance security, and improve reliability with our tailored testing services.

Select Your Testing Strategy: Traditional or AI-augmented

We offer two distinct mobile app testing strategies to meet your mobile app's unique needs. Whether you need expert oversight of traditional manual testing or the speed and efficiency of AI-augmented testing, we ensure that every aspect of your app is rigorously tested and optimized for success. As a mobile app testing company, we focus on both quality and scalability.

Traditional Mobile App Testing

  • In-depth Test Planning: Our skilled QA engineers design customized test cases tailored to your app’s specific functionality, user flows, and business goals. We focus on identifying the most critical areas for manual inspection.
  • Manual Test Execution: Experienced testers execute manual tests, carefully simulating real-world usage scenarios to uncover bugs that automated tests might miss. This approach ensures a thorough understanding of the app’s behavior and user interaction.
  • Exploratory Testing: Our team performs exploratory testing to find subtle bugs often missed in scripted testing, providing insights that only human expertise can deliver.
  • Comprehensive Analysis: We provide detailed reports that include an in-depth analysis of the identified issues, actionable insights, and recommendations to improve the overall quality of your app.

AI-augmented Mobile App Testing

  • AI-driven Test Design: We use advanced AI algorithms to automatically generate comprehensive test cases, allowing us to cover a wide range of scenarios efficiently. These test cases adapt as your app evolves, ensuring continuous coverage.
  • Automated Test Execution: Our AI-powered service automates the execution of test cases across multiple devices, platforms, and networks simultaneously. This approach reduces the time required for testing and ensures faster iterations.
  • Continuous Monitoring and Feedback: With AI-augmented testing, we continuously monitor the app’s performance, usability, and security in real-time, providing instant feedback on any detected anomalies or performance bottlenecks.
  • Instant Reporting and Optimization: AI-driven analysis generates instant reports, highlighting potential risks and recommending performance improvements and bug fixes. This lets you act on issues immediately, speeding up your development cycle.

Your Choice: Customized Testing for Maximum Impact

Choose between traditional and AI-augmented testing or combine both for a hybrid approach that delivers comprehensive results. Our traditional testing is ideal for complex apps requiring deep, human-driven insights, while AI-augmented testing is perfect for projects with rapid iterations and large-scale testing needs.

Regardless of your chosen strategy, our goal remains to ensure your app is bug-free, performs flawlessly, and delights your users. Let us help you find the perfect mobile application testing services to meet your goals and confidently launch your app to the market.

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"QASource has been working with us on our mobile app and had a strong, positive impact on our ability to better serve our customers. We are able to produce and publish higher-quality work with the support of their QA team. Our time to publish has been made more efficient (what used to take us 6 days to QA now only takes 2 days!) We could not achieve our ambitious goals without QASource and are very grateful we got connected to their team. We highly recommend working with them!"

Our Mobile App Testing Services Frameworks

We utilize a structured and comprehensive set of frameworks tailored to the unique demands of mobile app testing. These frameworks ensure your mobile application performs flawlessly across all platforms, environments, and user conditions. Here’s a breakdown of how our mobile testing services frameworks work:

Hybrid Approach: Manual and Automated Testing

Framework Focus

We blend manual and automated testing to create a robust and efficient testing process. Manual testing helps identify subtle bugs and user experience issues, while automated testing ensures rapid and repeatable coverage of routine test cases.

What We Do

We utilize leading tools like Appium, Espresso, and XCUITest to automate tests, while our experienced QA engineers conduct exploratory and functional testing to catch edge cases that require human insight.

Benefit

This hybrid approach ensures both speed and precision, giving you the confidence that your app has been thoroughly vetted from every angle.

Cross-platform Testing

Framework Focus

Our cross-platform testing framework ensures your app functions seamlessly across iOS, Android, or other mobile platforms.

What We Do

We set up testing environments covering various devices, operating systems, and browsers. This includes real-device testing and emulator/simulator-based testing to ensure broad coverage.

Benefit

Guarantees consistent user experiences across all platforms and devices, reducing the risk of platform-specific bugs.

Device Testing

Framework Focus

Prioritizing testing on real devices to provide authentic results that reflect real-world usage conditions.

What We Do

We maintain a large inventory of devices to test your app under varying conditions, such as network speeds, geolocations, and hardware configurations. This allows us to identify performance bottlenecks or functional issues that might arise in actual user environments.

Benefit

Offers a higher level of assurance that your app will perform as expected on the devices your users are likely to have.

CI/CD Integrated Testing

Framework Focus

Integrating testing into your Continuous Integration/Continuous Delivery (CI/CD) pipeline for continuous and efficient testing throughout the development cycle.

What We Do

We configure automated test scripts to run at every stage of the CI/CD pipeline, catching issues early and ensuring that quality is maintained through every iteration of the development process.

Benefit

Speeds up development while maintaining high-quality standards, ensuring your app is tested with every new build.

Performance and Load Testing

Framework Focus

Ensuring that your app can handle peak traffic and stress conditions without performance degradation.

What We Do

We simulate real-world usage patterns, stress test your app under heavy loads, and measure its performance. This includes testing for response times, throughput, and stability under high user traffic.

Benefit

Helps identify bottlenecks and optimizes your app for high performance, ensuring a smooth user experience even during peak usage.

Security Testing

Framework Focus

Identifying and mitigating security vulnerabilities to protect your app from threats.

What We Do

Our security testing framework includes vulnerability scanning, penetration testing, and code review. We test for common threats such as SQL injection, cross-site scripting (XSS), and insecure data storage, ensuring your app is secure from potential breaches.

Benefit

Safeguards your app and user data, protecting against malicious attacks and ensuring compliance with security standards.

4 Pillars of Mobile Application Testing Services Infrastructure

Our mobile testing services are founded on four strategic pillars, each essential to ensuring that your mobile application undergoes thorough testing is secure, and is ready for the market.

Pillar 1: Device Testing Infrastructure

  • What We Provide: Access to a wide range of mobile devices in our testing labs, including the latest iOS and Android devices across various models, operating systems, and configurations.
  • How It Works: Device testing simulates actual user environments, testing your app’s performance, usability, and stability under real-world conditions such as different networks, geographic locations, and device limitations.
  • Why It Matters: Device testing delivers authentic results that reflect how your app will perform in the hands of actual users, assuring its reliability across the broadest range of devices.

Pillar 2: Automation-driven Testing Framework

  • What We Provide: A robust automation testing framework leveraging industry-leading tools to streamline testing processes and enhance efficiency.
  • How It Works: Automation handles repetitive tasks such as regression testing and performance validation, running tests simultaneously across multiple devices and platforms to ensure rapid feedback and consistent results.
  • Why It Matters: Automated testing dramatically reduces manual effort, speeds up release cycles, and ensures critical issues are caught early in the development process, supporting agile methodologies and faster time to market.

Pillar 3: Continuous Integration/Continuous Delivery (CI/CD) Integration

  • What We Provide: Seamless integration with your CI/CD pipeline to enable continuous testing at every stage of the development lifecycle.
  • How It Works: Our testing services automatically trigger tests with every new code commit or build, providing immediate feedback on any issues, allowing for continuous monitoring, and ensuring the app's stability throughout the development process.
  • Why It Matters: CI/CD integration reduces bottlenecks in the development cycle by catching and resolving issues early, resulting in more frequent and stable releases with fewer delays.

Pillar 4: Security and Performance Testing Infrastructure

  • What We Provide: Advanced security and performance testing tools to protect your app from vulnerabilities and optimize its speed and scalability under load.
  • How It Works: We perform rigorous security audits, including penetration testing and vulnerability assessments, while also conducting performance tests that simulate heavy user loads to measure response times, scalability, and system robustness.
  • Why It Matters: This ensures your app is both secure from potential threats and capable of handling high user traffic without performance degradation, safeguarding your brand’s reputation and delivering a superior user experience.

How We Merge These Pillars Into Your Testing System

We integrate these four pillars into a unified system supporting your entire mobile app testing services lifecycle. Each pillar fits into our automated, real-device, and manual testing workflows, all backed by continuous integration through our CI/CD framework. This ensures thorough, continuous testing that evolves with your app, providing real-time insights, robust security, and optimal performance from development to deployment. Combining these pillars will streamline your testing process, ensuring success at every stage.

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Our Mobile QA and Testing Services

We offer a full range of customized mobile QA and mobile app testing services to meet your requirements. Our mobile testing services include:

  • Over-the-air (OTA) Testing

    Test the performance of wireless devices via antenna

  • Mobile Game Testing

    Test game performance with load, compatibility, and A/B testing

  • Compatibility Testing

    Test the app to ensure proper functionality across different browsers, OS, databases, and networks

  • Functionality Testing

    Test user flows within the mobile app

  • Sound/Vibration Testing

    Set up and monitor vibration tests and generate automated reports

  • Network Testing

    Test mobile networks to ensure smooth functioning

  • Performance Testing

    Test device, API, and network performance of mobile apps for functionality

  • Interruption Testing

    Check the app’s reaction to an interruption and calculate the recovery time

  • Mobile Browser Testing

    Test code on popular browsers, OS, and devices to ensure performance and speed

  • OTT App Testing

    Test network speed, CX, and security of mobile apps while delivering video and audio content

  • Accessibility Testing

    Ensure that apps are accessible to specially-abled individuals

  • User Interface Testing

    Make sure that all forms, buttons, and interfaces run smoothly

  • Usability Testing

    Ensure that the user experience is free of bugs

  • VR/AR App Testing

    Test for a smooth UX, and make sure that the app runs on any platform or device

  • Installation Testing

    Check that the software is installed correctly with its functionalities and working as expected

  • Geo-fencing Testing

    Verify that a mobile app's location-based features and boundaries are accurately triggered and function correctly when a user enters or exits a predefined geographic area.

  • Localization Testing

    Ensures that a mobile app's language, formatting, and cultural aspects are adapted to a specific region or language, providing a seamless user experience for international users.

Check out our free mobile testing checklist!

Download Checklist

What Do We Test in Our Mobile App Testing Services?

  • Native mobile apps
  • Salesforce mobile
  • Cross-platform mobile apps
  • Mobile games
  • Mobile web apps
  • OTT apps
  • Wearable devices

QASource's Mobile Testing Services Approach: Traditional and AI-augmented

Traditional Mobile Testing Services Approach

  • Define test priorities, deliverables, and approvals
  • Define the test schedule
  • Establish a device and platform matrix for testing
  • Ensure compliance with relevant industry standards and regulations
  • Continuously monitor and track defects and issues throughout the mobile testing process
  • Define pass/fail criteria
  • Define what test cases can and cannot be automated
  • Define manual testing parameters
  • Define an automated test framework
  • Evaluate and identify test tools
  • Define communication and reporting channels
  • Define test failure contingencies
  • Adapt to release cycles
  • Provide recommendations for improvement to enhance the mobile app's quality and user experience

AI-augmented Mobile Testing Services Approach

  • Define AI-driven automation goals, priorities, and scope
  • Establish an AI-powered test framework
  • Prioritize test coverage for AI-augmented automation
  • Set device and platform matrix for AI-powered testing
  • Integrate AI-augmented tests with the CI/CD pipeline
  • Develop reusable and scalable AI-generated test scripts
  • Identify and configure AI-compatible automation tools
  • Define AI-based pass/fail criteria for automated tests
  • Ensure compliance with relevant industry standards and regulations
  • Execute AI-augmented tests across devices and platforms
  • Continuously monitor and track AI-driven test execution and results
  • Automatically track and report defects using AI-based systems
  • Automate regression testing for continuous validation using AI
  • Adapt AI-augmented test scripts to release cycles
  • Define AI-driven contingency plans for test failures
  • Provide real-time feedback and AI-generated reporting
  • Optimize and maintain the AI-augmented automation framework
  • Enhance app quality through AI-powered insights

Mobile App Testing Tools We Use

QASource employs a tool-agnostic team with extensive mobile app QA testing experience. Tools our team frequently uses include:

What Sets QASource Apart as a Mobile App Testing Company?

Part of Your Team

We don’t just work with you—we become an extension of your team, fully integrating into your culture to collaborate seamlessly.

Tailored Test Strategies

Your needs are unique, so we create customized test strategies and continuously optimize test plans to ensure your app is always at its best.

User-centric Design

We go beyond functionality by enhancing your app’s aesthetics and elevating the user experience to keep your audience engaged and satisfied.

Tool-agnostic Flexibility

We are tool-agnostic, leveraging the best tools for your project, ensuring that your app benefits from cutting-edge mobile app testing technologies.

Real Device Testing

Equipped with the latest real mobile devices, we test your app in real-world conditions to guarantee peak performance across every platform.

Customized QA Services

Our mobile app QA services are tailored to meet each client's unique demands, ensuring that every solution is as individual as your project.

Industry-wide Expertise

No matter your industry, we’ve got you covered. We offer mobile app testing services across all verticals, supported by QA engineers with experience in various domains.

Advanced Tools & Technologies

Our team stays ahead of the curve, using state-of-the-art tools and technologies to deliver the most effective and efficient mobile app testing.

Future-proof Automation

We build maintainable, portable, and extensible test automation solutions that grow with your app, ensuring long-term success.

Addressing Mobile App Testing Challenges

Mobile app testing brings unique challenges, but when you partner with QASource, you can trust that we have encountered and resolved them all. Here are some common challenges our clients faced before partnering with us—and how we helped them overcome these obstacles:

Multiple Operating Systems

  • Challenge: Managing a wide range of operating systems and their many versions can make ensuring a consistent user experience difficult.
  • Solution: We conduct rigorous testing across all relevant operating systems and versions, guaranteeing a seamless experience for every user, no matter their device or platform.

Different Types of Connections

  • Challenge: Testing the performance of mobile apps across various connection types can be daunting, as each connection may affect speed and quality differently.
  • Solution: Our team ensures your app performs optimally across diverse network conditions—including Wi-Fi, 3G, 4G, and 5G—while monitoring and managing bandwidth usage to keep your app running smoothly in any environment.

Screen Size Variations

  • Challenge: The ever-increasing variety of devices and screen sizes can complicate efforts to maintain consistent functionality and design across all platforms.
  • Solution: We provide comprehensive testing across various screen sizes and devices. We ensure your app is fully optimized to deliver a consistent, high-quality experience—whether on the latest smartphone or a large tablet.

Data Security

  • Challenge: Protecting sensitive user data and personal information is a critical yet complex responsibility for any mobile application.
  • Solution: We conduct thorough security testing in a private cloud environment to identify and resolve potential vulnerabilities. We ensure your app complies with the highest security standards, safeguarding user data at every stage.

Cross-platform Compatibility

  • Challenge: Ensuring your mobile app functions consistently across different platforms—such as iOS, Android, and web-based versions—can be challenging.
  • Solution: We conduct detailed cross-platform testing to ensure your app works seamlessly across all platforms and provides a uniform user experience, regardless of the operating system.

Battery Usage and Performance Optimization

  • Challenge: Excessive battery consumption can negatively impact user satisfaction and app retention.
  • Solution: We test your app’s energy consumption under different usage scenarios to ensure it runs efficiently without unnecessarily draining the user’s battery, resulting in optimized performance.

Localization and Globalization

  • Challenge: Ensuring your app works correctly in different regions, languages, and cultural settings can be complex.
  • Solution: We conduct thorough localization testing to ensure your app functions smoothly in all targeted regions, accurately displays text, currency, and date formats, and supports multiple languages.

User Experience and Accessibility

  • Challenge: Ensuring your app delivers a superior user experience and meets accessibility standards can be complex across varying devices and user demographics.
  • Solution: We perform usability and accessibility testing to ensure your app meets design and interaction expectations while complying with accessibility standards (e.g., ADA, WCAG).

IoT and Wearable Devices testing

  • Challenge: Ensure your app works flawlessly on various IoT and wearable devices, including smartwatches and fitness trackers.
  • Solution: We perform comprehensive testing specific to IoT/wearable devices to validate unique features like gesture recognition, voice commands, haptic feedback, sensor data, device connectivity, firmware updates, etc.

AR/VR/MR testing

  • Challenge: Ensuring your application provides an immersive and interactive user experience while leveraging Augmented Reality (AR), Virtual Reality (VR), and Mixed Reality (MR) technologies.
  • Solution: We test the app's AR/VR/MR experience with the user in mind, focusing on intuitive interactions, clear navigation, and minimal cognitive load. Our team has rich experience testing with simulators and real devices like Apple Vision Pro and Meta Quest to deliver high-quality, immersive user experiences for 3D images and spatial videos.
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Mobile Testing Services: Client Success Story

One of our clients is a top university that provides a popular, highly-trafficked product built to connect faculty and students. Mobile usage of the app was high, and users were logging in and engaging from a variety of different devices (iOS, iPads, and Android) on a continuous, 24/7 basis.

Mobile Testing Challenge

With large amounts of traffic pouring in from many different operating systems and device configurations, our client required that new features be tested for both iOS and Android, across all supported mobile and tablet types.

An added challenge was the lack of existing documentation around QA methodology and the need to establish an efficient, reliable process for checking the quality of the code and the health of the product.

Mobile Testing Solutions

  • Mobile Testing Solutions

    By partnering with QASource, our client had access to a dedicated team of mobile testing experts, all well-versed in the ins and outs of iOS, Android, and tablet functionality.

    The mobile testing lab, outfitted with every operating system and device configuration imaginable, allows the team to satisfy all of the testing requirements in record time.

  • Access to a Scalable Team

    QASource provided the client with QA engineers who complemented their existing development and product delivery teams without adding any unnecessary headcount or exceeding the budget.

    They started with one QA Lead and one QA Engineer, and ramped up and down as needed. This flexibility is particularly useful during major releases or when there is a need for expertise in a particular domain.

  • Introduced Test Tracking Tools

    To help provide real-time status updates on the progress of test execution, QASource provided the client with continuous access to a customized system for automating and managing test cases.

Mobile Testing Results

  • Higher-quality features across all required configurations.
  • Cost savings in resource recruitment and product training.
  • More efficient test case distribution, execution, tracking, and maintenance. Fewer QA bottlenecks during release cycles.
  • Established knowledge base and documentation for future releases Improved retention and expanded customer base.

Frequently Asked Questions

What is mobile app testing?

Mobile app testing tests a mobile application for functionality, usability, performance, security, and compatibility across different devices, operating systems, and networks. It ensures the app performs as expected under real-world conditions and meets user expectations.

What types of mobile apps can you test?

We test all types of mobile apps, including native apps, cross-platform apps, mobile web apps, mobile games, OTT apps, Salesforce mobile apps, wearable apps, and AR/VR applications.

What platforms and devices do you test on?

We test across all major platforms, including iOS, Android, and mobile web, using a comprehensive range of real devices and simulators/emulators. Our device matrix includes the latest models with various screen sizes, operating system versions, and configurations.

How do you ensure the app is compatible across different devices?

We perform cross-platform and cross-device testing, using real devices and emulators to ensure your app functions seamlessly on different screen sizes, OS versions, and hardware configurations.

How do you handle security testing for mobile apps?

We conduct thorough security testing using penetration testing, vulnerability scanning, and code reviews. Our security experts ensure your app is free from potential vulnerabilities and complies with industry standards like GDPR and HIPAA.

What is real-device testing, and why is it important?

Real-device testing involves running your app on actual mobile devices under real-world conditions to ensure it performs correctly for your end users. This method offers authentic feedback on your app's performance, usability, and responsiveness across various devices, networks, and locations.

What is the difference between manual and AI-augmented testing for mobile apps?

Manual testing is performed by QA engineers who manually execute test cases, focusing on complex user interactions and exploratory testing. Automated testing, on the other hand, uses automated tools to run tests quickly and repeatedly, ideal for regression and performance testing across multiple devices and platforms.

How do you integrate mobile testing with CI/CD pipelines?

We integrate automated mobile testing into your CI/CD pipeline, ensuring continuous testing with every code commit. This setup helps catch and resolve issues early in development, improving overall quality and speeding up release cycles.

What tools do you use for mobile app testing?

We are tool-agnostic and use various industry-leading tools, including Appium, Espresso, XCUITest, Selenium, and more, based on your specific project needs.

How do you test mobile apps for performance?

We simulate real-world usage patterns and stress test your app under heavy loads to evaluate its response times, throughput, and stability. This helps identify performance bottlenecks and ensures your app can handle peak traffic without degradation.

Do you offer mobile app testing for specific industries?

Yes, we offer mobile app testing services across various industries, including healthcare, eCommerce, finance, media and entertainment, retail, and more. Our QA engineers have experience in different domains, ensuring your app meets industry-specific standards and requirements.

How do you ensure my mobile app complies with accessibility standards?

We conduct accessibility testing to ensure your app meets standards such as WCAG and ADA. We verify that users with disabilities can easily navigate and interact with your app.

What can I expect from a mobile app testing partnership with QASource?

When you partner with QASource, you can expect tailored testing strategies, expert QA engineers, access to real devices, seamless CI/CD integration, thorough security assessments, and performance optimization—all designed to ensure your app is reliable, secure, and ready for market success.

Why should I hire a mobile app testing company?

Hiring a mobile app testing company ensures that your app is thoroughly tested by experts, reducing the risk of bugs, performance issues, or security vulnerabilities. This leads to a more stable app, a better user experience, and faster releases, ultimately protecting your brand reputation and increasing user retention.

How do I choose the right mobile app testing company?

To choose the right mobile app testing company, consider their experience, expertise in your industry, tools, testing approach (manual vs. automated), and client reviews. A company that understands your project’s specific requirements and can provide tailored testing strategies will best fit your needs.