The Power of Usability Testing

Genesis Benedith
3 min readApr 23, 2024

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User testing can feel like watching your favorite movie with someone who keeps asking, “Wait, who’s that again?” As software developers, we pour our hearts and souls into creating harmonious lines of code only to have testers come in with their relentless critiques. After all, who enjoys seeing their masterpiece misunderstood and scrutinized?

A meme about users “not using the product” correctly during usability testing
Photo by The UX Blog

Yet, it’s this very process, this tension between creation and critique, that truly fine-tunes a product. It’s a love-hate relationship where the hate, ironically, underscores the love for usability and excellence. So, while us developers might grumble about user testing, deep down, we understand its importance. Because no matter how much we may dislike it, we know that testing is the key that turns good software into great software.

Usability Testing

Usability testing provides designers and developers with the opportunity to understand how end-users interact with a system. This direct feedback allows us to identify any issues or pain points that users may experience, and subsequently, adjust the design and functionality to better meet user needs.

A meme about developers who don’t do user testing but assume people will “love” their app
Photo by Lotte & Asrul Ash on Lizard Global

By ensuring a product is user-friendly, we can increase user satisfaction, improve user engagement, and ultimately, ensure the product’s success.

Benefits of Usability Testing

Usability testing is key to increasing user satisfaction and improving user engagement, ultimately ensuring the success of your product. Additionally, usability testing can help prevent costly and time-consuming issues down the line by catching potential usability problems early in the development process.

Without this form of testing, you might not discover serious usability issues until after the software has been released, when users start to complain — resulting in unhappy users and potentially a poor reputation for your product.

Fixing usability issues after release is often more time-consuming and expensive than addressing them during the development process. In extreme cases, usability issues could make a product impossible to use, leading to product failure.

Conducting Usability Testing

Usability testing might seem daunting, but it’s a crucial part of the development process. Here are some steps tailored for beginners:

  1. Start Small: Start with a small, manageable test. Choose one feature or part of your application to focus on.
  2. Define the Purpose of the Test: Understand what you want to learn from the usability test. This could be understanding how users interact with a particular feature, or how intuitive the user interface is.
  3. Recruit Testers: Look for people who are representative of your target user base. This could be fellow students, friends, or family. Remember, you’re looking for a diversity of perspectives.
  4. Design the Test: Write a script for your testers to follow. The script should include a series of tasks that are typical of the actions a user would take when using your application.
  5. Create a Comfortable Environment: Make sure your testers feel comfortable. Explain that you’re testing the application, not them. Encourage them to think out loud and share their honest feedback.
  6. Take Notes and Record: Have your users perform the tasks while you observe and take notes. It’s important to make users feel comfortable and remind them that it’s the system being tested, not them. If possible, record the test. This will allow you to focus on observing the tester during the test, and then you can go back and note any issues or comments later.
  7. Analyze and Learn: Look for trends and common issues among your testers. This will help you identify what parts of your application need improvement.
  8. Iterate: Use the results of your test to improve your application. Then test again. Usability testing should be an ongoing process that continues as you develop and improve your application.

Remember, usability testing is an iterative process. After implementing changes, you should run additional tests to ensure those changes improved the user experience.

“Usability testing is about people and how they understand and use things, and not about technology.” — Frank Chimero

The point is — if you pay attention to your users, they’ll pay attention to your product. Without end-users, no one will use your software anyways so prioritizing their needs will take you and your product a long way.

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Genesis Benedith

Computer Science and Technical Writing Student at The University of Arizona