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Best Coding practice platforms in 2026

Coding practice platforms provide places to solve programming problems and execute code. This list is for learners, interview candidates and developers comparing low-cost options.

  1. 1

    CodeSignal

    Free plan AndroidAPIExtension+2

    CodeSignal covers hiring assessments, interviews and skills development, with distinct offerings for individuals and organizations.

    7.5 Free plan · paid from $79/mo (annual) Visit site
  2. 2

    CheckiO

    Free plan ExtensionWeb

    CheckiO combines coding practice with tools for classroom assignment and feedback.

    7.4 Free plan · paid from $4.99/mo · 7-day trial Visit site
  3. 3

    CodeChef IDE

    Free plan APIWeb

    Pick CodeChef IDE if you want a free browser-based compiler with support for multiple languages and links to learning materials.

    7.3 Free plan Visit site
  4. 4

    Codewars

    Free plan APIWeb

    Codewars centers on practical coding exercises, with ranked kata, test cases, and community solution sharing.

    7.1 Free plan · paid from $5/user/mo Visit site
  5. 5

    HackerRank

    Free plan APIMacWeb+1

    Choose HackerRank if your company needs technical assessments for developer hiring, with test creation options, proctoring, and recruiting workflow APIs.

    7.1 From $165/mo (annual) Visit site
  6. 6

    Edabit

    Free plan Web

    Edabit offers free challenge-based practice across eight listed languages, with progress tracking and hints. Its desktop-first design and age restriction are worth noting.

    6.8 Free plan Visit site
  7. 7

    SQLZoo

    Free plan Web

    Choose SQLZoo for free, browser-based SQL practice supported by tutorials, reference pages and sample databases.

    6.5 Free plan Visit site
  8. 8

    Coderbyte

    Free trial APIExtensionWeb

    Choose Coderbyte if your hiring process needs varied assessments, interview tools, and candidate screening controls. Teams needing unlimited candidates and admins can consider Pro at $1,799 a year.

    6.3 14-day trial Visit site
  9. 9

    LeetCode

    Free plan AndroidiPhoneWeb

    LeetCode offers broad language support, coding practice and interview-focused Premium tools across web and mobile. Choose it if the listed topics and interview features match your goals.

    6.1 Free plan Visit site
  10. 10

    CodinGame

    by CodinGame
    Free plan
    5.6 Visit site
  11. 11

    Exercism

    Free plan Web
    5.6 Free plan Visit site
  12. 12

    SQL Murder Mystery

    by Knight Lab
    Free plan
    5.3 Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

Look at each service’s free allowance, trial duration, subscription cost and supported environments—web, API, browser extension, iOS, Android or macOS. If reading or changing code matters, check the licence before choosing.

Questions

Are free plans available on coding practice platforms?

Yes. Free plans are listed for services such as CodeChef IDE, Codewars, Exercism, LeetCode and SQLZoo. Check the terms for the service you choose.

Which platforms list free trials?

CheckiO lists a 7-day trial. Coderbyte lists a 14-day trial. Review trial terms before starting.

What paid prices are listed?

Listed examples are $4.99 per month for CheckiO, $79 per month on annual billing for CodeSignal, $5 per user per month for Codewars and $165 per month on annual billing for HackerRank.

Where can these platforms run?

Access may be listed for the web, API, browser extension, iOS, Android or macOS. Check the platform page for the access type you need.

How can I check whether code is open source?

Review the platform's software licence and code repository information. A free plan does not confirm an open-source licence.

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