QA and Testing Services for
Mobile Applications

Get experienced QA engineers for your mobile app. In just 2 clicks.

Full-time and part-time engagement.

Quick, scalable, on-demand. Test your mobile app with QATestLab to ensure users’ satisfaction.

mobile application testing

testers (Junior, Middle, Senior)


of our projects start within 1 day*


real testing devices


successful projects

*after signing the documents

Industries we work with:

Why QATestLab


During our 18+ years in the QA field, we have accomplished 3000+ projects for various industries.

Quick start

Most of our projects start with just a few days’ advance notice; 30% of projects begin within one day after signing the documents.


Before the project begins, we can provide you with estimates of time and money to be spent on testing. You can also choose and interview testers for your project.

Extensive infrastructure

We have a large pool of 350+ real testing devices and experience in working with 40+ testing tools.

On-demand services

The requested number of our 250+ QA engineers are ready to join your project at any phase of the software development life cycle, testing only what you need and when you need it.


Choose the cooperation model that is the best match for your project.

How We Conduct Mobile Manual Testing

Compatibility testing

We check if the app properly works in all environments.

UI and UX testing

We verify the app’s user-friendliness.

Functional testing

We evaluate if the app works according to the requirements.

Performance testing

We check the app’s stability, speed, and scalability.

Exploratory testing

We find bugs during intuitive checkups based on the previous experience in mobile testing.

Network connectivity

We examine app behavior under different types of networks and connection speed.

Regression testing

We check if the app still works properly after changes.

End-to-end testing

We evaluate the app end-to-end to verify its proper workflow.

Stages of testing

stage of testing
what we deliver

Smart combination
of manual & automation testing

We are able to perform manual exploratory testing for your application and check
where it is optimal to implement automated testing.

Our team can help you with:

The organization of automated testing from scratch in a few clicks and ensuring uninterrupted management

The streamlining existing quality control processes in a project by advice from QA Tech Lead, who will create a master test plan and build a process

Gear 1

Manual Testing

For discovering issues from the users
perspective for non-repeatable test-cases and
new functionality

Gear 2

Integrated Approach

A streamlined process, improved team
communication, and real-time test results using
advanced customizable reports to make
smarter decisions and release better software

Gear 3

Automated Testing

For increasing the speed of testing processes,
improving test coverage, and reducing costs
and human factor

Automation services we provide

Automation Services We Provide

testing on real devices or using cloud device farms (BrowserStack, SauceLabs, AWS Device Farm, Kobiton)

continuous, performance, API testing

test scripts in Java, JavaScript / TypeScript, C#, Python

additional tools and solutions (IDE, reporting frameworks, build management tools)

Case studies

Official Android app of the World Rally Championsh
Mobile application for voice and video calls
iOS quest game

Find more Case studies here.