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Best Kotlin Playground Alternatives in 2026

Updated

20 apps from coding playgrounds ranked against Kotlin Playground on the same published basis.

  1. 1
    Replit Free plan AndroidiOSLinuxMacWeb $18/mo9.8
    Kotlin Playground vs Replit
  2. 2
    GitHub Codespaces Free plan AndroidapiextensioniOSLinux $0.07/mo9.4
    Kotlin Playground vs GitHub Codespaces
  3. 3
    Playcode Free plan AndroidiOSLinuxMacWeb $25/mo9.2
    Kotlin Playground vs Playcode
  4. 4
    Coder Free plan apiLinuxMacself-hostedWeb Free9.0
    Kotlin Playground vs Coder
  5. 5
    JupyterLab Free plan LinuxMacself-hostedWeb Free8.9
    Kotlin Playground vs JupyterLab
  6. 6
    Deepnote Free plan apiextensionLinuxMacself-hosted $3,920/mo8.9
    Kotlin Playground vs Deepnote
  7. 7
    AWS Cloud9 Free plan LinuxWeb Free8.8
    Kotlin Playground vs AWS Cloud9
  8. 8
    CodePen Free plan apiWeb $8/mo8.8
    Kotlin Playground vs CodePen
  9. 9
    Datalore Free plan apiLinuxself-hostedWeb 8.8
    Kotlin Playground vs Datalore
  10. 10
    Google Colab Free plan apiextensionWeb 8.7
    Kotlin Playground vs Google Colab
  11. 11
    StackBlitz Free plan apiself-hostedWeb Free8.7
    Kotlin Playground vs StackBlitz
  12. 12
    JDoodle Free plan AndroidapiextensioniOSWeb 8.7
    Kotlin Playground vs JDoodle
  13. 13
    Arduino Cloud Editor Free plan AndroidLinuxMacWebWin $1.67/mo8.7
    Kotlin Playground vs Arduino Cloud Editor
  14. 14
    Observable Free plan self-hostedWeb $2,225/mo8.6
    Kotlin Playground vs Observable
  15. 15
    Val Town Free plan apiWeb $21/mo8.6
    Kotlin Playground vs Val Town
  16. 16
    Firebase Studio AndroidWeb 8.5
    Kotlin Playground vs Firebase Studio
  17. 17
    Kaggle Notebooks Free plan apiWeb Free8.5
    Kotlin Playground vs Kaggle Notebooks
  18. 18
    Lightning AI Studios Free plan apiWeb 8.5
    Kotlin Playground vs Lightning AI Studios
  19. 19
    CodeSandbox WebiOS 8.4
    Kotlin Playground vs CodeSandbox
  20. 20
    JSFiddle Free plan apiWeb €8/mo8.4
    Kotlin Playground vs JSFiddle

Kotlin Playground alternatives compared

#AppScoreFree planFromRuns on
1Replit9.8Free plan$18/moAndroid, iOS, Linux, Mac, Web, Windows
2GitHub Codespaces9.4Free plan$0.07/moAndroid, API, Browser, iOS, Linux, Mac, Web, Windows
3Playcode9.2Free plan$25/moAndroid, iOS, Linux, Mac, Web, Windows
4Coder9.0Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
5JupyterLab8.9Free planFreeLinux, Mac, self-hosted, Web
6Deepnote8.9Free plan$3,920/moAPI, Browser, Linux, Mac, self-hosted, Web, Windows
7AWS Cloud98.8Free planFreeLinux, Web
8CodePen8.8Free plan$8/moAPI, Web
9Datalore8.8Free plan—API, Linux, self-hosted, Web
10Google Colab8.7Free plan—API, Browser, Web
11StackBlitz8.7Free planFreeAPI, self-hosted, Web
12JDoodle8.7Free plan—Android, API, Browser, iOS, Web
13Arduino Cloud Editor8.7Free plan$1.67/moAndroid, Linux, Mac, Web, Windows
14Observable8.6Free plan$2,225/moself-hosted, Web
15Val Town8.6Free plan$21/moAPI, Web
16Firebase Studio8.5No—Android, Web
17Kaggle Notebooks8.5Free planFreeAPI, Web
18Lightning AI Studios8.5Free plan—API, Web
19CodeSandbox8.4No—Web, iOS
20JSFiddle8.4Free plan€8/moAPI, Web
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Questions about Kotlin Playground alternatives

What is the best alternative to Kotlin Playground?

Replit, number 1 in coding playgrounds with a score of 9.8 out of 10. The others here: GitHub Codespaces, Playcode, Coder and 16 more.

What is the best free alternative to Kotlin Playground?

Replit is the best-ranked alternative with a free plan. 18 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.