Retool

Internal Tools

The fast way to build internal tools. Connect to any database or API and build with drag-and-drop components.

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Freemium Internal Tools Freemium

About

What is Retool?

Retool is the leading low-code platform for building internal tools fast. Engineering teams at thousands of companies use Retool to build admin panels, dashboards, approval workflows, and data management tools in hours instead of weeks. With 100+ pre-built components, first-class database and API integrations, and support for custom JavaScript, Retool gives developers full power without starting from scratch. It supports both cloud and self-hosted deployments and is trusted by companies like DoorDash, Amazon, and NBC.

Pros & Cons

Pros

  • 100+ production-ready UI components out of the box
  • Connects to virtually any database, API, or SaaS tool
  • Full JavaScript support for custom logic and transformations
  • Self-hosted deployment for data-sensitive organizations
  • Mobile app builder for native iOS/Android internal tools
  • Retool Workflows for event-driven background automation
  • Fast onboarding — build a working tool in under an hour

Cons

  • Paid plans required beyond 5 users — costs scale quickly
  • Vendor lock-in: apps cannot be exported to standalone code
  • Customization of complex UI layouts can be limited
  • Performance can degrade in very data-heavy apps
  • Self-hosting setup requires Docker expertise

Use Cases

Building admin panels for customer support and ops teams Creating internal data dashboards connected to production databases Building approval workflows for finance, HR, and legal teams Rapid-prototyping internal tools to replace spreadsheets Data pipeline monitoring and observability dashboards
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