Best OnionOS Alternatives in 2026
Updated
20 apps from emulation frontends ranked against OnionOS on the same published basis.
- 1OnionOS vs RetroArch
- 2OnionOS vs Lakka
- 3OnionOS vs RetroHub
- 4OnionOS vs ES-DE Frontend
- 5OnionOS vs Pegasus Frontend
- 6OnionOS vs Attract-Mode
- 7OnionOS vs LaunchBox
- 8OnionOS vs RePlayOS
- 9OnionOS vs ROCKNIX
- 10OnionOS vs Daijishō
- 11OnionOS vs KNULLI
- 12OnionOS vs Batocera
- 13OnionOS vs RetroDECK
- 14OnionOS vs KRetro
- 16OnionOS vs GameEx
- 17OnionOS vs Maximus Arcade
- 18OnionOS vs MustardOS
- 19OnionOS vs EmulationStation
- 20OnionOS vs EmulatorJS
- 21OnionOS vs HyperSpin
OnionOS alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | RetroArch | 7.7 | Free plan | Free | Android, iOS, Linux, Mac, Web, Windows |
| 2 | Lakka | 7.3 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 3 | RetroHub | 7.2 | Free plan | Free | Linux, Mac, Windows |
| 4 | ES-DE Frontend | 7.1 | Free plan | Free | Android, Linux, Mac, Windows |
| 5 | Pegasus Frontend | 7.1 | Free plan | Free | Android, Linux, Mac, Windows |
| 6 | Attract-Mode | 7.0 | Free plan | Free | Linux, Mac, Windows |
| 7 | LaunchBox | 7.0 | Free plan | Free | Android, Windows |
| 8 | RePlayOS | 7.0 | Free plan | $5/mo | API, Linux, Web |
| 9 | ROCKNIX | 6.9 | Free plan | Free | Linux, self-hosted |
| 10 | Daijishō | 6.8 | Free plan | Free | Android |
| 11 | KNULLI | 6.8 | Free plan | Free | Linux, self-hosted |
| 12 | Batocera | 6.7 | Free plan | Free | Linux, self-hosted |
| 13 | RetroDECK | 6.7 | Free plan | Free | Linux |
| 14 | KRetro | 6.4 | No | — | Linux |
| 16 | GameEx | 5.7 | Free plan | Free | Android, Linux, Mac, Windows |
| 17 | Maximus Arcade | 5.5 | No | — | Windows |
| 18 | MustardOS | 5.5 | No | $6/mo | self-hosted |
| 19 | EmulationStation | 5.3 | No | — | Windows, Linux |
| 20 | EmulatorJS | 5.2 | No | — | Web, iOS, Android |
| 21 | HyperSpin | 5.2 | No | — | Windows |
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Questions about OnionOS alternatives
What is the best alternative to OnionOS?
RetroArch, number 1 in emulation frontends with a score of 7.7 out of 10. The others here: Lakka, RetroHub, ES-DE Frontend and 16 more.
What is the best free alternative to OnionOS?
RetroArch is the best-ranked alternative with a free plan. 14 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.