Retool is for internal tools. SchemaStack is for the client-facing data tool you're about to ship — with your client's data in their own database, and non-technical users joining via a guest link instead of a paid seat.
If you're a developer or agency about to build a collaborative tool for a client, this page is for you. If you're building an admin panel for your own company's ops team, Retool is probably the right choice — and you can even use both.
Build custom UIs for your own team.
Ship collaborative data tools for your clients.
| Feature | Retool | SchemaStack |
|---|---|---|
| Primary use case | Internal tools for your team | Client-facing data tools |
| External / client access | Paid seats required | Guest links, no seat needed |
| AI-agent access | Build an AI app yourself | Claude/ChatGPT connect with one URL, scoped & revocable |
| Data location | Your DB, but Retool caches state | Your (or client's) DB, nothing cached |
| UI to build | Custom: drag-drop components | Generated: spreadsheet + forms from schema |
| REST API for your data | You build UIs, not APIs | Auto-generated with OpenAPI docs |
| Validation (cross-field) | Write JS in each form | Declarative, enforced server-side |
| Real-time collaboration | Limited (single-user by default) | SSE-based, out of the box |
| Self-hostable | Yes (Enterprise) | Not yet (managed only today) |
| Pricing shape | Per end-user seat | Flat per-org; guests free |
You're a developer or agency. A client needs a real collaborative data tool — a product catalog, an order tracker, a content hub, a research dataset — and they have opinions about where their data lives.
Build it from scratch?
Weeks of frontend work, auth, real-time sync, export/import. The client didn't budget for that.
Retool?
Wrong shape. Retool is for building internal admin panels. Every one of your client's users needs a paid seat. And if the client is in healthcare or finance, Retool's "connects to your DB but caches state" story gets awkward.
Airtable?
Data goes to Airtable's cloud. Your client's legal / IT kills the purchase before it starts.
SchemaStack
Connect to your client's Postgres. Model the entities (or let Schema Advisor draft them). Generate views. Share guest links with your client's users. Done — with a real REST API your backend can call, and your client's data never leaves their database.
Retool and SchemaStack aren't either/or — they stack well.
Shared Postgres. Two front doors.
Your team uses Retool to build rich internal admin panels with custom logic. Your client's team uses SchemaStack as their managed, guest-access-friendly front door to the same data. Both read from the same Postgres instance — no sync, no ETL, no duplicate state.
One compliance story, not two.
Because SchemaStack is metadata-only, you don't double your data-sovereignty surface area. The compliance answer for the Retool side and the SchemaStack side is the same: the data is in our Postgres; the vendors only see metadata.
Free forever tier. 14-day Pro trial if you need it. Your client's database, your stack.
Get started free