Compare the Top Free Coding Challenge Platforms as of December 2025

What are Free Coding Challenge Platforms?

Coding challenge platforms, also known as code assessment and technical skills testing platforms, enable developers and organizations to test their coding skills to see what skills need to be improved, or to determine the coding skills of a potential hire. Many coding challenge platforms also offer features like coding competitions, mock interviews, and collaboration opportunities for learning with others. These platforms are popular among job seekers, developers, and coding enthusiasts looking to enhance their problem-solving abilities. Compare and read user reviews of the best Free Coding Challenge platforms currently available using the table below. This list is updated regularly.

  • 1
    TestDome

    TestDome

    TestDome

    TestDome provides pre-employment testing for tech hiring and hiring in other industries, including programming, accounting, customer service, project management, and more. -Our 1000+ Questions test real-world problem solving. Get a refund if you find any of our Premium questions answered online. -Customize our ready-to-use tests any way you want or add your own custom questions. -Compare candidates to one another at a glance or dive deeper into an individual candidate’s results and answers. -Prevent cheating using webcam monitoring, duplicate email detection, and copy and paste protection. -Add multiple users to your account at no additional charge.
    Starting Price: $100.00/one-time
  • 2
    CoderPad

    CoderPad

    CoderPad

    CoderPad is a technical interview platform for leading development teams. It enables a quick, accurate read on a candidate's skills. CoderPad works like an IDE to help candidates easily share their skills and help you understand how they work. Through both collaborative coding sessions and take-home assignments, it’s with you at every stage of the hiring process. CoderPad puts the developer experience first. Its speed and reliability are second to none -- and the interface is intuitive and simple to use. It provides a canvas for you to create a personalized interview process that is unique to your team’s needs. Because every team is different -- and every candidate wants to learn about you in the hiring process. CoderPad helps you find better technical candidates - faster. It delivers unparalleled experience to both interviewers and candidates. And, as your team grows, it's easy to scale. That’s why nearly 2,000 companies around the world rely on us.
    Starting Price: $50 per month
  • 3
    Codela

    Codela

    Codela

    Improve your coding skills with practice questions and become a better developer. Observe your strengths & weaknesses. Try to solve all questions to master your programming skills. Easily keep track of your progress and stay motivated. By solving previously asked interview questions, become more familiar with the interview processes and get your dream job. Track the scores and reports of all candidates on the cloud based platform of Codela. Select a ready-to-send Codela test or create your own coding challenges.
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