Internal Tools & Admin Panels

Appsmith vs Windmill: Which is Better in 2026?

Choosing between Appsmith and Windmill? Both are popular internal tools & admin panels tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.

Quick verdict

Both are solid internal tools & admin panels options. Appsmith is cheaper to start, but the right choice depends on the specific features and integrations you need. In our catalog, Windmill rates slightly higher (4.4 vs 4.2 out of 5).

Appsmith vs Windmill — Side by Side

AppsmithWindmill
CategoryInternal Tools & Admin PanelsInternal Tools & Admin Panels
PricingFree · paid from $15/moFree · paid from $120/mo
Starting priceFree tier availableFree tier available
Free tier
Rating4.24.4
Best forInternal Tools & Admin Panels — admin-panel, low-codeInternal Tools & Admin Panels — workflows, scripts

Pros & Cons

  • Open source and self-hostable
  • Git-backed app version control
  • No cost ceiling when self-hosted
  • Broad datasource support
  • Editor is less polished than Retool
  • Self-hosting adds an app to operate
  • Fewer prebuilt integrations
  • Scripts stay code, in your repo
  • Fast worker runtime
  • Free and unlimited self-hosted
  • Covers workflows and cron as well as UIs
  • Developer-first — not for non-technical builders
  • You operate the workers
  • Smaller integration library

Key Features Compared

Appsmith

  • Up to 99 users
  • Unlimited workspaces and Git repos
  • Custom roles and audit logs
  • Removable branding

Windmill

  • Scripts in Python, TypeScript, Go, Bash
  • Auto-generated UIs and APIs
  • Flow editor and cron
  • Community support

Choose Appsmith if…

  • You want a free tier to validate before paying.
  • Budget is tight — paid plans start lower ($15/mo vs $120/mo).
  • Open source and self-hostable
  • Git-backed app version control
Appsmith review & pricing

Choose Windmill if…

  • You want a free tier to validate before paying.
  • Scripts stay code, in your repo
  • Fast worker runtime
  • Free and unlimited self-hosted
Windmill review & pricing

Frequently Asked Questions

Is Appsmith better than Windmill?

Both are solid internal tools & admin panels options. Appsmith is cheaper to start, but the right choice depends on the specific features and integrations you need. In our catalog, Windmill rates slightly higher (4.4 vs 4.2 out of 5).

What is the difference between Appsmith and Windmill?

Appsmith — Open-source internal tool builder — the Retool model, self-hostable, at $15 per user on cloud. Windmill — Open-source developer platform that turns scripts in Python, TypeScript, Go or Bash into internal UIs, workflows and cron jobs. Both are internal tools & admin panels tools; the comparison table above breaks down pricing, free tiers, and what each is best for.

Appsmith vs Windmill: which is cheaper?

Appsmith pricing: Free · paid from $15/mo. Windmill pricing: Free · paid from $120/mo. Confirm current pricing on each tool's official site, as plans change.

Which is rated higher, Appsmith or Windmill?

In our catalog, Appsmith rates 4.2 out of 5 and Windmill rates 4.4 out of 5, so Windmill has a slight edge on reviews.

See more options in our guide to the best internal tools & admin panels tools for startups.

Still not sure which to pick?

Get a free, AI-powered tech stack — including the best internal tools & admin panels pick for your budget and team — in 60 seconds.

Build my stack free