iOS App Testing Services - DeviQA
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IOS APP Testing Services

Deliver a robust and reliable iOS app that delights users and exceeds their expectations.




Years of experience


Software QA engineers


Integrations into an existing development & testing process


Projects tested from scratch


Reviews on

iOS app testing services play a vital role in ensuring top-notch quality of mobile applications designed for the fans of Apple devices. Such services cover functional, compatibility, performance, security, usability, and other types of testing. iOS app testing has a significant impact on businesses, offering an improved user experience, minimized risks, a positive reputation, faster App Store approval, cost savings, a higher user retention rate, and a competitive advantage in the market. Thorough testing is key to delivering user-friendly and polished iOS apps, contributing to overall business success.

Why Should You Turn To iOS Mobile Application Testing?

5+ h/day

Is the average time an iOS user spends on their device

100x times

The average cost of fixing a bug in production is higher than the cost of fixing it in development


Of users abandon an app after encountering just one bug


Of users uninstall an app if it crashes repeatedly


Of software defects are caused by coding errors

Our Scope Of iOS Mobile Application Testing Services

Our dedicated team of experts executes a variety of testing types to guarantee the reliability, high performance, and great usability of your app. Here's a glimpse into the comprehensive iOS App Testing services we offer:

Manual Testing

Our skilled testers manually examine every feature of your iOS app, replicating user actions to identify any potential issues, ensuring a flawless user experience.

Automated Testing

Leveraging cutting-edge tools and frameworks, we automate repetitive tests, allowing for faster and more efficient testing while ensuring consistent results across various devices and scenarios.

Integration Testing

We assess how different components of your iOS app interact, ensuring that they seamlessly integrate and function harmoniously as a unified system.

System Testing

We rigorously evaluate the overall functionality of your iOS app to guarantee that all elements work cohesively, providing users with a reliable and stable experience.

Performance Testing

We analyze the responsiveness and scalability of your iOS app under various conditions, ensuring it performs optimally even during peak workloads.

Stress Testing

By subjecting your app to extreme conditions, we assess its ability to handle heavy loads and identify performance bottlenecks, ensuring stability under pressure.

Load Testing

We simulate a realistic user load on your app to ensure it can handle the expected number of users seamlessly.

Exploratory Testing

Our testers creatively explore your app, mimicking real-world scenarios to uncover unexpected issues and improve the overall user experience.

Regression Testing

We systematically retest your app after updates or modifications to ensure that new changes do not negatively impact existing features.

Reliability Testing

We focus on enhancing the dependability of your iOS app and identifying potential failures to ensure uninterrupted app work.

Usability Testing

Our experts assess the overall user-friendliness of your app, identifying areas for improvement to enhance the overall user experience.

Acceptance Testing

Before an app is launched, our team conducts acceptance testing to verify that it meets specified requirements and is indeed ready for deployment.

Our Solutions For Your iOS Mobile Application Testing Challenges

At DeviQA, we efficiently address all the challenges of iOS mobile application testing. Trust us to deliver a thoroughly tested and optimized iOS application, ensuring a seamless experience for your users across all devices and OS versions.

Compatibility with Diverse iOS Devices


Ensuring seamless performance across the ever-expanding array of iOS devices can be daunting. Varied screen sizes, resolutions, and hardware specifications make compatibility testing a complex task.


Our comprehensive iOS mobile application testing service conducts thorough compatibility checks across a wide spectrum of iOS devices. From the latest iPhone models to legacy devices, we ensure your app functions flawlessly, delivering a consistent and delightful user experience.

iOS Version Fragmentation


With frequent iOS updates, ensuring your application remains compatible with different iOS versions is a continuous challenge. People using older iOS versions should have a user experience of the same level as those using the latest version.


Our testing process includes meticulous evaluation across various iOS versions. From the latest iOS version to previous ones, we ensure your application operates seamlessly, providing a consistent experience for all users.

Performance Optimization


Users demand high-performance apps that respond swiftly and efficiently. Identifying and resolving performance bottlenecks is crucial for delivering a smooth user experience.


Our iOS mobile application testing services include performance testing. We identify potential bottlenecks and provide recommendations on performance optimization so that your application can run seamlessly, with a short load time and responsive interactions.

Choose Your Cooperation Model

We understand that every business is unique, and so are its testing needs. That's why we offer flexible models of cooperation, ensuring you get iOS App Testing Services tailored to your requirements.

Staff Augmentation

Staff augmentation allows you to reinforce your internal team with skilled iOS app testing professionals. You can selectively choose QA experts to fill specific skill gaps in your project.

  • Best Option for: Projects with fluctuating workloads or specific skill requirements where you need to enhance your team's capabilities for a defined period.

  • Reduce recruitment and training costs by tapping into our pool of pre-qualified, experienced professionals.

  • Quickly scale your team up or down based on project demands, ensuring agility in resource allocation.

  • Access specialized skills and knowledge that your in-house team lacks.

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Dedicated Team

We assemble a team of skilled iOS app testing professionals working exclusively on your project as an extension of your in-house team.

  • Best Option for: Projects requiring ongoing, in-depth collaboration, where a dedicated team provides the commitment and consistency needed for success.

  • Have complete control over the dedicated team, managing tasks, timelines, and priorities.

  • The team becomes intimately familiar with your project, ensuring a deep understanding of your goals and expectations.

  • Scale the team up or down based on project requirements, ensuring optimal resource utilization.

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Outsourcing involves entrusting an entire iOS app testing process to our experienced team. We take full responsibility for the testing phase, allowing you to focus on your core business activities.

  • Best Option for: Projects with well-defined requirements and a desire for a streamlined, hands-off approach to testing.

  • Enjoy significant cost reductions as you eliminate the need for in-house testing infrastructure and personnel.

  • Leverage our expertise to ensure comprehensive testing, mitigating the risk of post-launch issues.

  • Accelerate project timelines by offloading testing responsibilities to a dedicated and efficient external team.

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Partner with DeviQA: see the difference

Test coverage :



2.5 weeks to run regression testing

1 day to run regression testing

7 days to run smoke testing

1 day to run smoke testing

Outdated test cases

60% increase in the number of regression tests and relevant test cases

50% test coverage

90% test coverage

Supported localizations were not tested

27 localizations supported by QA engineers

No automation testing

>1500 automated test scenarios created

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Dev capacity:



Didn’t have a formal QA process

Built smooth and well-working processes

Didn’t make automated testing

Test automation : smoke, API, UI on all supported browsers

Testing was carried out by the devs

Full coverage of the application by test cases

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Test coverage :



Existing workflow in Jira didn’t allow to understand how many bugs were left unfixed before the release and their priorities

Adjusted the Jira workflow, integrated TestRail with Jira to be able to see statisticls of the issues per release

The lack of test documentation

Developed necessary test artifacts that adhere to industry standards and are easily maintainable

No Automation test coverage

Added multithreading to run tests in parallel on 10 different threads, which reduced the time of the test run in 7 times

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