Best Cosmic IDE Alternatives in 2026

20 apps from mobile development IDEs ranked against Cosmic IDE on the same published basis.

  1. 1Cosmic IDE vs Godot Engine
  2. 2Cosmic IDE vs B4X
  3. 3Cosmic IDE vs Codename One
  4. 4Cosmic IDE vs Defold
  5. 5Cosmic IDE vs Felgo
  6. 6Cosmic IDE vs Monaca
  7. 7Cosmic IDE vs Qt Creator
  8. 8Cosmic IDE vs DroidScript
  9. 9Cosmic IDE vs GameMaker
  10. 10Cosmic IDE vs MobileTogether Designer
  11. 11Cosmic IDE vs GeneXus
  12. 12Cosmic IDE vs Rider
  13. 13Cosmic IDE vs Smartface
  14. 14Cosmic IDE vs Solar2D
  15. 15Cosmic IDE vs Visual Studio
  16. 16Cosmic IDE vs Xcode Cloud
  17. 17Cosmic IDE vs Xojo
  18. 18Cosmic IDE vs HBuilderX
  19. 19Cosmic IDE vs WINDEV Mobile
  20. 20Cosmic IDE vs LiveCode

Cosmic IDE alternatives compared

#AppScoreFree planFromRuns on
1Godot Engine7.6Free planFreeAndroid, API, Browser, iOS, Linux, Mac, Web, Windows
2B4X7.5Free planFreeAndroid, iOS, Linux, Mac, Windows
3Codename One7.5Free plan$2.08/moAndroid, iOS, Linux, Mac, Web, Windows
4Defold7.5Free planFreeAndroid, Browser, iOS, Linux, Mac, Web, Windows
5Felgo7.5Free plan—Android, Browser, iOS, Linux, Mac, Web, Windows
6Monaca7.4Free plan$22/moAndroid, API, Browser, iOS, Mac, self-hosted, Web, Windows
7Qt Creator7.4Free planFreeAndroid, iOS, Linux, Mac, Web, Windows
8DroidScript7.3Free planFreeAndroid, Browser, Linux, Mac, Web, Windows
9GameMaker7.2Free plan$79.99/moAndroid, iOS, Linux, Mac, Windows
10MobileTogether Designer7.2Free plan$83.33/moAndroid, iOS, Web, Windows
11GeneXus7.0Free planFreeAndroid, API, iOS, self-hosted, Web
12Rider7.0Free plan$14.08/moLinux, Mac, Windows
13Smartface7.0No—Android, iOS, Linux, Mac, Web, Windows
14Solar2D7.0Free planFreeAndroid, iOS, Linux, Mac, Windows
15Visual Studio7.0Free plan—Windows
16Xcode Cloud7.0Free plan$49.99/moiOS, Mac, Web
17Xojo7.0No—Android, iOS, Linux, Mac, Web, Windows
18HBuilderX6.9Free planFreeLinux, Mac, Windows
19WINDEV Mobile6.3No—Android, iOS, Windows
20LiveCode6.2No—Web, Windows, Mac, Linux, iOS, Android
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Questions about Cosmic IDE alternatives

What is the best alternative to Cosmic IDE?

Godot Engine, number 1 in mobile development IDEs with a score of 7.6 out of 10. The others here: B4X, Codename One, Defold and 16 more.

What is the best free alternative to Cosmic IDE?

Godot Engine is the best-ranked alternative with a free plan. 16 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.