Best PrototypeTool Alternatives in 2026
Updated
20 apps from prototyping software ranked against PrototypeTool on the same published basis.
- 1PrototypeTool vs Fluid UI
- 2PrototypeTool vs Justinmind
- 3PrototypeTool vs Mockplus
- 4PrototypeTool vs Proto.io
- 5PrototypeTool vs ProtoPie
- 6PrototypeTool vs UXPin
- 7PrototypeTool vs Marvel
- 8PrototypeTool vs Figma Slides
- 9PrototypeTool vs Mockapp
- 10PrototypeTool vs ProtoSketch
- 11PrototypeTool vs Kite Compositor
- 12PrototypeTool vs Origami Studio
- 13PrototypeTool vs Principle
- 14PrototypeTool vs Flinto
- 15PrototypeTool vs Alloy
- 17PrototypeTool vs Visily
- 18PrototypeTool vs Moqups
- 19PrototypeTool vs Uizard
- 20PrototypeTool vs NinjaMock
- 21PrototypeTool vs Wondershare Mockitt
PrototypeTool alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Fluid UI | 7.8 | Free plan | $8.25/mo | Android, iOS, Linux, Mac, Web, Windows |
| 2 | Justinmind | 7.8 | Free plan | $19/mo | Android, API, iOS, Mac, self-hosted, Web, Windows |
| 3 | Mockplus | 7.8 | Free plan | $2.48/mo | Android, iOS, Mac, Web, Windows |
| 4 | Proto.io | 7.8 | Free plan | $29/mo | Android, iOS, Web |
| 5 | ProtoPie | 7.8 | Free plan | $25/mo | Android, API, iOS, Mac, self-hosted, Web, Windows |
| 6 | UXPin | 7.8 | Free plan | $29/mo | Android, iOS, Mac, Web, Windows |
| 7 | Marvel | 7.7 | Free plan | $12/mo | Android, API, iOS, Web |
| 8 | Figma Slides | 7.4 | No | $3/mo | Android, iOS, Linux, Mac, Web, Windows |
| 9 | Mockapp | 6.8 | No | — | iOS, Android |
| 10 | ProtoSketch | 6.8 | No | — | iOS |
| 11 | Kite Compositor | 6.5 | No | $99/mo | iOS, Mac |
| 12 | Origami Studio | 6.5 | No | — | Mac, iOS, Android |
| 13 | Principle | 6.5 | No | $99/mo | Web, Mac, iOS |
| 14 | Flinto | 6.4 | No | $99/mo | Mac, iOS |
| 15 | Alloy | 6.3 | Free plan | $20/mo | Browser |
| 17 | Visily | 6.3 | Free plan | $14/mo | Browser, Web |
| 18 | Moqups | 6.2 | Free plan | $7/mo | Browser, Web |
| 19 | Uizard | 6.1 | Free plan | $3.25/mo | Browser, Web |
| 20 | NinjaMock | 6.0 | Free plan | Free | Web |
| 21 | Wondershare Mockitt | 6.0 | Free plan | $10/mo | Web, Windows, Mac, Linux |
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Questions about PrototypeTool alternatives
What is the best alternative to PrototypeTool?
Fluid UI, number 1 in prototyping software with a score of 7.8 out of 10. The others here: Justinmind, Mockplus, Proto.io and 16 more.
What is the best free alternative to PrototypeTool?
Fluid UI is the best-ranked alternative with a free plan. 13 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.