Mobile App Testing Services

We provide premium & affordable testing services as a top provider of mobile application testing services, ensuring high-quality apps and a high rate of user adoption. Within the allotted time and budget and with the help of our skilled mobile app testing teams, we validate every area of mobile app testing.

We have been providing our assurance service to clients in a variety of sectors for more than 12 years, assisting them in producing high-quality mobile apps.

Have you considered hiring Indian contractors to test your mobile applications? Or perhaps you’d want to employ a group to test mobile apps?

cmmi level 3


Global Presence


Global Customers


Completed Projects


Years of Experience

Adani renewables
Vital data technology
Universal weather & aviation, inc
Trackimo always there
Whirpool india
Big interview
Different dog
Open cosmos
Adani renewables
Vital data technology
Universal weather & aviation, inc
Trackimo always there
Whirpool india
Big interview
Different dog
Open cosmos

Our Services for Testing Mobile Applications

We provide our cherished clients with full mobile application testing services. We are the top supplier of high-quality mobile apps, and our team of professionals covers all test-related areas, including functional tests, automated tests, and performance operations.

Services for Testing Custom Apps

Our test engineers make sure the client’s tailored apps satisfy their requirements. We are pleased with the functionality and interplay of these applications.

Testing for system/application security

Our testing services for security are intended to assist our clients in fulfilling all requirements so they can satisfy consumer demands for safety at a time when cybercrime is more pervasive than ever in the mobile app development industry.

Services for Automated Testing

As the industry’s top provider of mobile application testing services, we guarantee long-term success for both big and small businesses by offering high-quality automated testing services.

Examination of Accessibility

Your mobile applications will comply with Section 508 and WCAG regulations/compliance and be usable by people with disabilities thanks to the expertise of our accessibility testing specialists.

Testing for Localization

Through localization testing, our professionals guarantee that software operates correctly in a particular region or market. Testing must be done for linguistic compatibility, cultural fit, and regional laws.

Services for API Inclusion

We provide dependable API testing services to our customers as a top mobile app testing business. The application’s testing, both manual and automated, is straightforward. Additionally, it supports their accurate data analysis in accordance with project objectives.

Let’s Talk About Your Project

To help us turn your project idea into a spectacular digital product, request a free consultation and share it with us.

Bigscal Can Help With a Variety of Testing Needs

As one of the top firms for testing mobile applications, Bigscal is thrilled to hold the top spot. We have seen the introduction of feature-rich mobile apps that consistently succeed in the market. You can look at our solutions here:

  • Automated Evaluation

    Our testers accelerate the test-creation process with the use of automation, which enables us to deliver more accurate findings.

  • Web App Testing

    In order to detect defects or vulnerabilities as soon as possible, we test web applications for both functional and non-functional needs.

  • Application Evaluation

    Program testing is the process through which our professionals evaluate the functionality of a software application, including the user interface and the software’s communication with other applications.

  • Engage QA testers

    To make sure that your software or application is free of errors and prepared for release, hire testers or a quality assurance team.

software engineering services

Bringing Innovation with the Latest Tech Stack

We take pride in having a group of mobile app testers who are knowledgeable in a variety of software QA tools, like Jira, Docker, Selenium IDE, etc. Our software quality assurance experts are knowledgeable in the following fundamental technologies:

Tech Stack


Testing Company for Mobile Applications

We help companies all across the world grow, change, and get an edge over their competitors. Because of our USPs, we are well-known in the Indian mobile application testing sector.

software engineering services

For the past 12 years, we have been able to deliver high-quality mobility solutions that offer value to organizations of all sizes because of our domain knowledge, established methodology, and technological competence.

From startups to corporations, software firms to digital media agencies, and SMEs to governments, we meet all of their technological needs. Our dedication to quality has enabled us to dominate the market and become the leading provider of mobile application testing services.

  • Mobile app testing experts Solutions that are inexpensive
  • Abilities to solve problems
  • Options for involvement that are adaptable
  • Communication that flows
  • Best methods for testing
  • Technical knowledge

Our Software Development Case Studies

Software development & outsourcing services have been our main focus since our inception. Being end-to-end software development partners to our patrons, we have engaged with them in their technology enhancement journey and helped them with best-in-class solutions. We have captured a few case studies to reveal how we became our clients’ favorite.

A Time-Tracking Desktop App

A time tracking tool that monitors staff computer usage and activity levels, including open programs and websites visited, it takes randomly chosen screenshots and more.

Core tech

ReactJs, nodeJs, MongoDB

A Gaming Application

In the Business Game, players roll two six-sided dice to move around the game board, buying and trading properties, and developing them into houses and hotels.

Core tech

Unity 3D, FireBase

A Finance Managemnt System

a system for managing finances that helps keep everyone informed about their financial situation and show them how to save money.

Core tech

ReactJs, nodeJs, MongoDB

An Architectural Business Management Software

Downright Tiles offers tile services for residential and commercial properties, including remodeling, renovation, repair, and installation.

Core tech

.NET, MVC5, Decoupled Architecture

The Complete User Guide to Mobile App Testing

What exactly is a mobile application?

A mobile application is a piece of computer software that may be installed on a phone, tablet, or smartwatch. Apps may be downloaded from the App Store for iOS devices and the Google Play Store for Android devices. While some apps are free, others must be purchased. Once downloaded, it may be used even when offline.

Native and web-based mobile apps are the two primary categories. Native applications are made expressly for a certain kind of mobile device and can utilize all of its capabilities. Web-based applications, on the other hand, are mobile-optimized webpages with a native app-like interface. Although they can't fully utilize a device's functionality and require an internet connection to function, they are typically less expensive and easier to design than native applications.

Some applications are made to perform certain functions, like ordering a cab or making hotel reservations. Others offer more broad information, such as weather predictions or news updates.

Why is testing mobile applications crucial for businesses?

Apps for mobile devices are used for a variety of activities, including social networking, banking, and shopping. Businesses must make sure their mobile applications are functional and offer a positive user experience because so many people use them.

Businesses may improve the user experience for their customers by identifying and fixing any issues with their mobile apps through mobile app testing. It ensures that mobile applications are dependable and provide a great user experience.

Let's go through all of the reasons why mobile app testing is so important for organizations.

It can aid in ensuring that the app is running properly. There have been reports of apps being published with serious problems that cause them to crash or freeze. Mobile app testing can help detect these sorts of vulnerabilities so that they can be fixed before the app is released to the public.

Second, mobile app testing may assist in improving the user experience. Many consumers use mobile applications on a regular basis and expect them to be of high quality. If an app is unstable or difficult to use, users will delete it. Mobile app testing may assist organizations in identifying areas where their app might be improved.

Third, it can help assure the app's security. With so many people using mobile applications for critical activities like banking and shopping, businesses must guarantee that their apps are safe. Mobile app testing may assist organizations in identifying security flaws so that they can be addressed before the app is released to customers.

When Should You Test Your Mobile Application?

The testing process for mobile applications is often iterative, with each stage building on the one before it. Unit testing is often the first stage of testing, which is then followed by acceptability, system, and integration testing.

Typically, there are four stages in the testing of mobile applications:

Unit Testing:

To guarantee that the smallest possible pieces of code—individual classes and methods—perform as intended, unit testing is used. This kind of testing is often carried out by developers as they write code to identify mistakes as they arise.

Integrity testing:

The next phase of testing, known as “integration testing", involves merging various pieces of code to see whether they function as intended. Developers often do this testing after all of the individual units' code has been written.

System Testing:

The next phase of testing, known as system testing, includes checking the functionality of the complete mobile application. Testers for quality assurance (QA) usually carry out this task.

Acceptance Testing:

The last stage of testing is acceptance testing. It comprises assessing the mobile application's usability and expectations from the perspective of the end user. QA or beta testers often carry out this testing (i.e., real end-users).

Types of mobile application testing

App testing involves checking a mobile app's consistency, functionality, and usability. Testing mobile apps may be done manually or automatically.

There are several sorts of mobile application tests, including:

Functional testing:

This test makes sure that the mobile application functions as planned. Functional testing examines the app's many functionalities to ensure that they function properly.

Usability testing:

This kind of evaluation determines how user-friendly the mobile app is. User experience is the main emphasis of usability testing, which makes sure that users can effortlessly navigate the app and do activities without trouble.

Compatibility testing:

A test of this kind determines whether a mobile application is compatible with different screen sizes, hardware, and software. By putting the software through compatibility testing, we can make sure it works well across a range of platforms.

Performance testing:

This kind of test determines how quickly, responsively, and steadily the mobile app operates. It's crucial to do performance testing to make sure the app can handle heavy traffic while maintaining a positive user experience.

Security testing:

This kind of examination examines the mobile app for potential security flaws. In order to safeguard user data and stop illegal access to the app, security testing is crucial.

Checklists for Testing Mobile Applications

1. Checklist for functional testing

Verify that every feature is functioning as intended.
Test the application's user interface to look for any bugs.
Test for both positive and negative results.
Regression testing should be done after each new modification or update.

2. Checklist for performance evaluation

Measure the application's response time both during regular usage and during high usage.
Ensure there are no crashes or issues.
Find any bottlenecks and resolve them.

3. Checklist for security testing

Check the application for any weaknesses.
test for vulnerabilities
Test the application's security features.
Make sure that delicate information is securely encrypted.

4. Checklist for compatibility testing

Examine the program with various browsers and OS systems.
Make sure there are no compatibility difficulties.
Find any bugs and repair them.

5. Checklist for user acceptability tests

Participate in application testing with real users
Gather criticism and recommendations
Before releasing the application, conduct final testing and make changes as necessary in response to user input.

What Role Does Usability Testing Play in Mobile Application Development?

Usability testing examines how simple it is for users to engage with a particular program. It is done to make sure the program offers the greatest possible user experience. To make sure the program provides the best user experience, usability testing is an important tool.

Usability testing may be done in a number of ways, including:

1. Black-Box Testing:

In a black-box test, the testers are unaware of how the program functions inside. They can only use the application's features, though. The functioning of the program is examined through the lens of the user during black-box testing.

2. White-Box Testing:

The application testers in white-box testing are fully conversant with the internal operations of the program. The functionality of the program is tested from the developer's point of view using white-box testing.

3. Gray-Box Testing:

The software testers are familiar with the inner workings of the program. The functionality of the program is tested from both the user and developer viewpoints using gray-box testing.

What mistakes should you avoid while choosing a mobile application testing service provider?

Not conducting adequate research:

Before selecting a software development business, it is critical to conduct research. It represents the process of reviewing reviews, case studies, and portfolios. Additionally, you should get references from the firm.

Ignoring the experience:

It is essential to consider the software development company's experience. This includes looking at how long they've been with the company and how big their staff is.

Requesting references:

It is critical to ask the software development business for references. It enables you to converse with other clients and get their comments.

Having no budget:

It is critical to keep a budget in mind while selecting a software development business. It helps you to choose a provider that is within your budget.

What are key performance indicators (KPIs) for measuring mobile app testing progress and team success?

Each testing project's individual KPI suite is tailored by us (development procedures, suitable test types, the design of the software being tested, etc).

An example of a common KPI suite might be:

Test cases' percentage of software requirements coverage
An average and total number of test cases were developed.
Number of updated test cases, both average and overall
many test cases that were run.
The typical and overall number of problems discovered
variance in effort (the ratio between actual and estimated testing efforts)
percentage of bugs detected during user acceptability testing or problems discovered by software users

Got a Project in Mind? Tell Us More

Drop us a line and we’ll get back to you immediately to schedule a call and discuss your needs personally.

Our Latest Blogs

Bigscal creates articles that broaden your knowledge and provide you with in-depth details on the most recent developments in the IT business. Our specialists are always looking into new IT technologies and creating articles for our cherished clients.


Bigscal is a great choice for your mobile app testing partner since we are highly knowledgeable in both the technical and commercial facets of mobile app development. Other compelling arguments for picking us as your partner include:

  • Comprehensive test coverage for all platforms and devices
  • Years of experience in white-box and black-box testing
  • Dependable and receptive
  • Quickly recognise and classify problems
  • 12+ Years of Deep Domain Knowledge
  • A strategy that prioritizes the needs of the client.
  • Knowledge of testing various applications

The easiest approach to obtaining an estimate for Bigscal’s mobile application testing services is to get in touch with us directly. Simply get in touch with us directly or complete the form on our website, and a member of our staff will do the rest. Do not hesitate to get in touch with us because we provide free quotes and consultations.

Additionally, you may get in touch with us via the website’s phone number or email, and we’ll be happy to provide you with a quote based on your specific requirements. We recognize that every project is unique, and we’ll work with you to give the greatest service at a cost that works for your budget.

Bigscal is a well-known supplier of professional, inexpensive app development and testing services. We collaborate with a variety of sectors, including:

  • Financial and Banking Services
  • Retail and Consumer Goods SaaS and Enterprise Software Telecommunications
  • Pharmaceuticals and medical equipment
  • Entertainment and the Media
  • Logistics and transport
  • Travel and lodging

To ensure the dependability and quality of mobile applications, testing is essential. To guarantee that our clients’ products are up to par, Bigscal provides a variety of mobile app testing services. We test for a variety of problems, including functionality, compatibility, performance, and more.

To assist our clients in making sure their software is operating accurately and effectively, our business provides a variety of mobile application testing services. We provide user acceptability testing, system testing, integration testing, and unit testing to make sure the finished program satisfies user requirements.

There are a few crucial considerations to bear in mind while testing mobile applications:

The kind of device you’re testing on: You need to confirm that your software is compatible with a variety of gadgets, including Android phones and tablets and iPhones and iPads.
Operating system Additionally, you must test your app across a range of operating systems, including iOS 9 and Android Lollipop.
The screen’s dimensions: Ensure that your app works properly and looks excellent on screens of all sizes.
Network connectivity: To make sure your app functions properly in all scenarios, test it in a variety of settings, both with and without a network connection.

Before hiring a mobile app testing company, you may specify your testing needs. Making sure the testing procedure fits your unique requirements and expectations is crucial.

When creating your testing specifications, it’s important to consider the following: – The kinds of devices and operating systems you want to test the app on – The specific functionality or features you want to test – Any particular edge cases or scenarios you want to account for – The level of detail required in test reports/defect logs by taking into account each of these aspects, you can develop a thorough list of testing criteria that will assist guarantee a good end.

We can evaluate your single-page application, yes (SPA). We are a leading provider of mobile app testing services, and our group of expert testers can evaluate your app across a number of operating systems, including iOS and Android. To guarantee that your software is completely tested and bug-free, we employ the most recent testing tools and methodologies. Additionally, our thorough data will let you understand how well your app is performing. Contact us right away to find out more about our mobile app testing services!

Yes, we provide a comprehensive variety of testing services for both iOS and Android apps. Our skilled app testers can check your app’s functionality and compatibility across all platforms and OS versions. Additionally, we provide thorough information on every error and problem. Get in touch with us right away to find out more about our application testing services in India and how we can make sure your new app launches without a hitch.

Our team of knowledgeable app testers offers testing services for corporate applications, ensuring that the programs function properly across a variety of devices and browsers. To further check for application flaws, our team additionally does manual testing. Typically, we use our clients’ feedback to determine how satisfied customers are.

We are aware of how important customer happiness is and work tirelessly to produce high-quality apps that satisfy or even surpass our clients’ expectations. The outcomes we have provided for our clients have consistently made them satisfied, and we are sure that we will keep doing so in the future.

For all types of mobile applications, Bigscal offers testing services. This applies to web, native, and hybrid apps. Native applications, which may make use of all the capabilities of the device, are created expressly for a given operating system (such as iOS or Android). Any device may use web apps, which are accessed by a web browser. Apps that combine the two may be used on both iOS and Android smartphones.

Our app testing specialists often go through a few critical phases while beginning app testing:

  • Pre-planning: During this stage, the testers create their plan for how they will test the application. They’ll specify the platforms and devices they’ll test on as well as the exact parts of the app they’ll be looking at.
  • Test Execution: After the testers have a strategy, they will begin testing the application. This may entail performing performance analysis, bug hunting, and functionality checks.
  • Post Study: The testers must conduct a comprehensive analysis of their findings once the tests are finished.

To make sure that mobile apps are of high quality, we use manual and automated testing methods.

Navigation, screen transitions, and other user interface (UI) components are all carefully tested by our skilled testers. In addition, they look at the device’s usability, compatibility, and interoperability.

In addition to these human checks, we execute automation scripts on emulators or actual hardware. We can rapidly find and address problems thanks to these scripts, which also enhance the app’s overall quality.

We use a mobile app testing platform, among other security measures, to protect the information you provide during the test. Our platform protects your information by encrypting any data that is entered into it. We also use firewalls and password protection as additional security measures to safeguard your information.

What Our Valuable Clients Say About Us

We are grateful for our clients’ trust in us, and we take great pride in delivering quality solutions that exceed their expectations. Here is what some of them have to say about us:

"BigScal’s dedicated and talented staff made the effort to understand my complex requirements and met these challenges with insightful.Their greatest strength is an ability to listen to what a client need."

Dr. Dosist

Owner, Brew-EZ

"Their communication was very impressive, especially since there’s a great distance between Colorado and India."

Ilona Maxwell

Owner, Brew-EZ

"They were an extension of our team that we trusted and relied upon."

Lindsay Fairman

Founder, B2C & B2B

"We are happy with their high-quality work."

Kirk Rogers

Managing Director, Priovanti

"Very good cooperation! The work was always professional and always on time. We will hire them definitely again."


Owner, Brew-EZ

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