Appsmith
Internal apps on top of your database. Apache-2.0.
Not affiliated with Retool
Free software that replaces Retool
Appsmith is the highest-scored licence-free option listed for the job of Retool (58 of 100). 5 apps are listed. This site is not affiliated with Retool.
Last updated 15 Oct 2026.
No per-seat licence. Retool is a product of Retool. Open SaaS Alternatives is not endorsed by them.
Retool
List price not stored. We have not stored a list price. Vendor pages and roundups disagreed, or the page was not re-checked for this build. Type the figure on your invoice into the calculator.
Budibase
Internal apps. The project describes the core as GPL-3.0.
ToolJet
Internal tools, AGPL, with Compose in the repo.
Directus
A data studio and API on a sustainable-use licence.
Windmill
Scripts, flows, and internal UIs. The core is AGPL.
Coverage of the main jobs
✓ does it, ◐ partly, ✗ no, — not assessed. Editorial only.
Questions
What replaces Retool without a per-seat licence?
Appsmith leads this list on measured signals (58). Appsmith builds admin panels and internal tools against the databases and APIs you already have. GitHub reports Apache-2.0. It is a Retool neighbour, not a Zapier neighbour.
How much does Retool cost for 10 people over three years?
We have not stored a list price. Vendor pages and roundups disagreed, or the page was not re-checked for this build. Type the figure on your invoice into the calculator. The calculator on this page uses the number on your invoice, not a guessed list price.
Is Open SaaS Alternatives affiliated with Retool?
No. Retool is a product of Retool. We are not affiliated with, endorsed by, or sponsored by Retool. “Replaces Retool” describes the job, not a partnership.
Scores follow the published formula.