What Is Manual Testing? Types, Pros, And Cons & How To Perform?

In the ever-evolving landscape of technology, mobile applications have become an integral part of our lives. From social networking to online shopping, these pocket-sized wonders empower us to navigate the digital world with ease. But have you ever wondered what goes on behind the scenes to ensure the seamless functioning of these apps? The unsung hero of the mobile app development process is manual testing.

Here, we embark on a journey to demystify the realm of manual testing. We'll delve into the mobile app testing process, explore the pros and cons it offers, and equip you with the knowledge to perform it effectively.

So, whether you're a curious app enthusiast or an aspiring tester, get ready to uncover the hidden intricacies of manual testing.

Table of Content

What is Manual Testing?

Manual testing, particularly acceptance testing, is a crucial phase in the software development lifecycle that ensures the quality and reliability of a mobile application. It involves human testers executing test cases manually, mimicking real user scenarios to identify defects and ensure that the app meets the desired requirements.

Acceptance testing specifically focuses on validating the application's functionality and usability, confirming that it aligns with user expectations. During the acceptance testing phase, testers evaluate the application's compliance with predefined acceptance criteria.

This type of testing is typically performed toward the end of the development cycle when the application is almost ready for deployment. It acts as a final check to ensure that the software meets the client's requirements and is ready to be accepted and used by end users.

How to Perform Manual Testing?

Performing manual testing requires a systematic approach and attention to detail. Testers begin by analyzing the requirements and creating test cases based on various user scenarios. They execute these test cases, record the results, and meticulously report any discrepancies or bugs encountered. The process involves a series of actions, including installation, navigation, data input, and result verification, all performed manually.

To make this testing effective, testers follow a well-defined process:

Test Planning: This involves understanding the project requirements, identifying test scenarios, and determining the scope and objectives of the testing process.

Test Case Design: Testers create detailed test cases that cover different aspects of the application, including its various functionalities, input validations, error handling, and boundary conditions.

Test Execution: Testers execute the test cases, following the predefined steps, and record the actual results against the expected outcomes. They document any defects or issues encountered during the testing process.

Defect Reporting and Tracking: Testers report the identified defects, providing detailed information such as steps to reproduce the issue, expected behavior, and actual behavior. These defects are then tracked and managed using a defect-tracking tool, allowing the development team to address them.

Test Closure: Once all the test cases have been executed and defects have been resolved, testers conduct a final round of testing to ensure that all the identified issues have been successfully resolved. They document the overall test results and provide a summary report.

What Are the Different Types of Manual Testing?

Manual testing encompasses a range of specialized types, each serving a specific purpose in the testing cycle. Some common types include:

Functional Testing: It confirms that the application functions as intended, meeting the specified requirements. Testers validate each function or feature of the application to ensure it performs accurately and functions correctly.

Usability Testing: The process focuses on assessing the app's ease of use, intuitiveness, and user-friendliness. Testers simulate real-world scenarios and evaluate how easily they can navigate through the application, perform tasks, and accomplish their goals.

Compatibility Testing: Compatibility testing ensures that the app performs seamlessly across different devices, platforms, and operating systems. Testers evaluate the application on various configurations, screen sizes, and hardware specifications to ensure consistent functionality and user experience.

Performance Testing: It evaluates the application's speed, responsiveness, and stability under varying loads and conditions. Testers measure response times, analyze resource usage, and identify bottlenecks to ensure the application performs optimally.

Security Testing: Security testing focuses on identifying vulnerabilities and assessing the app's resilience against security threats and breaches. Testers simulate attacks, analyze authentication mechanisms, and validate data encryption to ensure that user data remains secure.

connect with our experts to know what type of manual testing your app needs

Pros And Cons of Manual Testing

Manual testing offers several advantages. It provides a human perspective, enabling testers to uncover issues that automated tools might miss. It allows flexibility in adapting to evolving requirements and offers better control over test execution. Moreover, manual testing fosters creativity, as testers can simulate real-world scenarios, think critically, and identify potential user pain points.

Additionally, manual testing offers the following benefits:

Intuitive Exploration: Testers can explore the application intuitively, mimicking real user behavior, and identify complex bugs that automated tools may not detect.

Adapting to Changes: Manual testing allows testers to easily adapt to changes in requirements or functionality, making it suitable for agile development methodologies.

Real-time Feedback: Testers can provide immediate feedback during the testing process, allowing developers to address issues promptly and improve the quality of the application.

Usability Assessment: Manual testing enables thorough usability assessment, allowing testers to evaluate the application's user-friendliness and make recommendations for improvement.

Cost-Effectiveness: In certain cases, manual testing can be more cost-effective than investing in expensive automated testing tools and infrastructure.

However, manual testing has its limitations. It can take a lot of time, especially for large and complicated applications. It heavily on human expertise, which makes this type of testing prone to errors and inconsistencies. In addition, extending manual testing to a wide range of tests can be challenging and require significant resources.

Manual testing has several limitations, including:

Time and Resource Intensive: Manual testing demands a significant amount of time and effort, particularly for large-scale applications. The creation and execution of test cases manually can be a time-consuming process.

Human Error: Manual testing is susceptible to human error, and the consistency of test results can vary based on the tester's experience and level of attention to detail.

Limited Test Coverage: Due to time and resource constraints, manual testing may not encompass all possible scenarios. Achieving comprehensive test coverage manually, especially in complex systems, can be challenging.

Repetitiveness: Certain testing activities, like regression testing, involve repetitive tasks that can become monotonous and increase the likelihood of overlooking important details.

To overcome these challenges and ensure top-notch app quality, the role of a reputable provider that offers Manual Testing Services is highly important.

Why Is Manual Testing Still Necessary?

While automation offers speed and efficiency, it cannot entirely replace manual testing. Human intervention brings the element of intuition, creativity, and exploratory testing, which are crucial in identifying challenges in app testing. Manual testing allows for real-time feedback, empowers testers to uncover hidden defects, and ensures a more comprehensive test coverage.

There are several reasons why manual testing vs. automatic testing is still necessary:

User Perspective: Manual tests allow testers to evaluate the application from the user's perspective. They help identify usability issues, gaps in user experience, and intuitiveness that automated testing may miss.

Exploratory Testing: Manual testing enables exploratory testing, where testers can think creatively, simulate real-world scenarios, and uncover hidden defects that are not covered by predefined test cases.

Early Testing: Manual testing can be performed during the initial stages of development when the application is still evolving. It helps gather quick feedback, validate assumptions, and identify potential issues before investing in automated test scripts.

Cost-Effectiveness: Manual testing can be more cost-effective for small-scale projects or when the cost of developing and maintaining automated test scripts outweighs the benefits.

Dynamic Requirements: In projects with frequent requirement changes, manual testing allows for quick adaptation to new functionalities and modifications.

Complex Scenarios: Some scenarios, such as complex business workflows or intricate user interactions, are better tested manually to ensure thorough validation.


In the dynamic world of development, manual testing remains a mainstay to ensure app quality, reliability, and user satisfaction. Although automated testing has its merits, the human touch and critical thinking that manual testing provides are irreplaceable.

By using different types of manual testing, testers can uncover complicated bugs, evaluate usability, and validate performance, which ultimately contributes to mobile app success. So, embrace the power of manual testing and unlock the full potential of your apps!

Mastering all aspects of app testing can be overwhelming, especially if you run a large company and are too busy or do not have the expertise or resources. Get in touch with us at PixelQA. We can help you every step of the way.