Retool alternatives: 7 apps ranked by verified data
Common reasons people leave Retool: per-user pricing gets expensive as usage spreads, and needs developers comfortable with SQL and JavaScript. We ranked 7 alternatives by how directly each one replaces Retool, then by reviews, real visits and how recently each app's facts were checked against its own website. Appsmith currently ranks first.
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Show all 7 alternativesThe best Retool alternative for…
The highest-ranked app in this list for each need.
Best Retool alternative for most people
AppsmithOpen-source and self-hostable, with a similar canvas-plus-JavaScript model.
Best Retool alternative for a free option
ToolJetOpen-source alternative with AI app generation and a free self-hosted edition.
Best Retool alternative for a free plan you can upgrade
UI BakeryCheaper per-developer pricing with self-hosting on every plan.
Best Retool alternative for open source
BudibaseOpen-source, quicker for form-heavy CRUD apps and less code-centric.
Best Retool alternative for self-hosting
WindmillOpen-source platform that combines scripts, workflows and UIs for developers.
Best Retool alternative for Windows
Microsoft Power AppsFits companies standardised on Microsoft 365 and Dataverse.
Best Retool alternative for iPhone and Android
Microsoft Power AppsFits companies standardised on Microsoft 365 and Dataverse.
Best Retool alternative for working in the browser
SuperblocksEnterprise-focused rival with strong governance and AI app generation.
Retool alternatives: common questions
What is the best alternative to Retool?
Appsmith ranks first right now. Open-source and self-hostable, with a similar canvas-plus-JavaScript model. ToolJet and Budibase follow it in our ranking.
Is there a free alternative to Retool?
Yes. Appsmith (open source), ToolJet (open source), Budibase (open source) and Windmill (open source) have a free option. Check each app's verified facts for current plan limits.
Is there an open-source alternative to Retool?
Yes: Appsmith, ToolJet, Budibase and Windmill. Appsmith, ToolJet and Budibase can also be self-hosted.
Why do people switch from Retool?
The complaints we hear most: per-user pricing gets expensive as usage spreads; needs developers comfortable with SQL and JavaScript; closed source, so you depend on Retool's roadmap.
How is this list ranked?
Every app is scored with the same published formula: how directly it replaces Retool, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.