Best Cosmic IDE Alternatives in 2026
Updated
20 apps from mobile development IDEs ranked against Cosmic IDE on the same published basis.
- 1Cosmic IDE vs Codename One
- 2Cosmic IDE vs Defold
- 3Cosmic IDE vs Felgo
- 4Cosmic IDE vs Godot Engine
- 5Cosmic IDE vs B4X
- 6Cosmic IDE vs DroidScript
- 7Cosmic IDE vs Monaca
- 8Cosmic IDE vs Qt Creator
- 9Cosmic IDE vs GameMaker
- 10Cosmic IDE vs MobileTogether Designer
- 11Cosmic IDE vs GeneXus
- 12Cosmic IDE vs HBuilderX
- 13Cosmic IDE vs Rider
- 14Cosmic IDE vs Solar2D
- 15Cosmic IDE vs Swift Stream IDE
- 16Cosmic IDE vs Xcode Cloud
- 17Cosmic IDE vs Visual Studio
- 18Cosmic IDE vs Smartface
- 19Cosmic IDE vs Xojo
- 20Cosmic IDE vs WINDEV Mobile
Cosmic IDE alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Codename One | 6.8 | Free plan | $2.08/mo | Android, iOS, Linux, Mac, Web, Windows |
| 2 | Defold | 6.8 | Free plan | Free | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 3 | Felgo | 6.8 | Free plan | — | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 4 | Godot Engine | 6.8 | Free plan | Free | Android, API, Browser, iOS, Linux, Mac, Web, Windows |
| 5 | B4X | 6.7 | Free plan | Free | Android, iOS, Linux, Mac, Windows |
| 6 | DroidScript | 6.7 | Free plan | Free | Android, Browser, Linux, Mac, Web, Windows |
| 7 | Monaca | 6.7 | Free plan | $22/mo | Android, API, Browser, iOS, Mac, self-hosted, Web, Windows |
| 8 | Qt Creator | 6.7 | Free plan | Free | Android, iOS, Linux, Mac, Web, Windows |
| 9 | GameMaker | 6.6 | Free plan | $79.99/mo | Android, iOS, Linux, Mac, Windows |
| 10 | MobileTogether Designer | 6.6 | Free plan | $83.33/mo | Android, iOS, Web, Windows |
| 11 | GeneXus | 6.5 | Free plan | Free | Android, API, iOS, self-hosted, Web |
| 12 | HBuilderX | 6.5 | Free plan | Free | Linux, Mac, Windows |
| 13 | Rider | 6.5 | Free plan | $14.08/mo | Linux, Mac, Windows |
| 14 | Solar2D | 6.5 | Free plan | Free | Android, iOS, Linux, Mac, Windows |
| 15 | Swift Stream IDE | 6.5 | Free plan | Free | Linux, Mac, Windows |
| 16 | Xcode Cloud | 6.5 | Free plan | $49.99/mo | iOS, Mac, Web |
| 17 | Visual Studio | 6.4 | Free plan | — | Windows |
| 18 | Smartface | 5.8 | No | — | Android, iOS, Linux, Mac, Web, Windows |
| 19 | Xojo | 5.8 | No | — | Android, iOS, Linux, Mac, Web, Windows |
| 20 | WINDEV Mobile | 5.5 | No | — | Android, iOS, Windows |
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Questions about Cosmic IDE alternatives
What is the best alternative to Cosmic IDE?
Codename One, number 1 in mobile development IDEs with a score of 6.8 out of 10. The others here: Defold, Felgo, Godot Engine and 16 more.
What is the best free alternative to Cosmic IDE?
Codename One is the best-ranked alternative with a free plan. 17 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.