What is Retool?
Quick Answer: Retool is a low-code platform for building internal tools and business applications. Founded in 2017 by David Hsu, it provides pre-built UI components that connect to databases, APIs, and SaaS applications, enabling developers to build admin panels, dashboards, and CRUD apps without front-end coding.
What Is Retool?
Retool is a low-code development platform designed specifically for building internal tools. Founded in 2017 by David Hsu in San Francisco, the company has raised over $445 million in funding (including a $200 million Series C in 2022). As of April 2026, Retool reports that thousands of companies use its platform, including Amazon, DoorDash, NBC Universal, and Brex.
How Retool Works
Retool provides a drag-and-drop interface with pre-built UI components (tables, forms, charts, buttons, modals, tabs, and more). Developers connect these components to data sources using SQL queries, REST/GraphQL API calls, or JavaScript, then bind query results to components. The result is a functional internal application built in hours rather than weeks.
Key Features
- 50+ UI components: Tables, forms, charts, maps, file uploaders, JSON explorers, and more
- 50+ data source integrations: PostgreSQL, MySQL, MongoDB, Snowflake, BigQuery, Salesforce, Stripe, Twilio, and REST/GraphQL APIs
- Retool Database: Built-in PostgreSQL database for apps that need their own data store
- Retool Workflows: Backend automation with scheduled jobs, webhooks, and multi-step logic
- Mobile apps: Build mobile-responsive internal tools
- Version control: Git-based versioning for team collaboration
- Granular permissions: Role-based access control per app, page, and component
Pricing (April 2026)
- Free: Up to 5 users, unlimited apps, Retool Database (5GB)
- Team: $10/standard user/month — unlimited users, version history, custom branding
- Business: $50/standard user/month — SSO, audit logs, environments, source control
- Enterprise: Custom pricing — on-premises deployment, HIPAA, SOC 2 Type II, dedicated support
Common Use Cases
Retool is used for building admin panels, customer support dashboards, order management interfaces, approval workflows, data entry tools, and reporting consoles. It targets engineering teams that need to build internal tools quickly without dedicating front-end resources.
Limitations
Retool is designed for internal tools, not customer-facing applications. It is not suitable for public websites, consumer mobile apps, or applications requiring custom branding beyond basic theming. Teams needing customer-facing low-code platforms may consider Bubble, Softr, or custom development instead.
Related Questions
Related Tools
Retool
Internal tool builder with database connectors, API integrations, and workflow automation for business applications
Integration PlatformsAirtable
Cloud platform combining spreadsheet interfaces with relational database structure and built-in automation
Spreadsheet AutomationNotion
All-in-one workspace with databases, automation, and API for knowledge management and lightweight workflows
Workflow AutomationGoogle Apps Script
Free JavaScript-based scripting platform for automating Google Workspace applications including Sheets, Gmail, Docs, Forms, Calendar, and Drive.
Spreadsheet AutomationRelated Rankings
Best Automation Platforms for AI Orchestration 2026
This ranking answers one question: how many real business applications can an AI agent act on out of the box? It evaluates nine platforms as of August 2026 on the reach they give an agent, not on the workflow logic they can express. That boundary is deliberate, because two neighbouring pages on this site answer different questions. Best Process Orchestration Platforms 2026 scores multi-step process control, error handling and state management. Best AI Agent Platforms 2026 scores building and hosting the agent itself. This page scores the layer between them: the connective tissue that lets an agent already built elsewhere reach the applications a business actually runs on. A platform that leads one of those pages can place low here, and two of them do. Scores derive from application and action catalogue counts, the exposure model each platform uses to publish those catalogues to an agent, setup effort, failure handling and cost per agent action. Every figure was retrieved from a vendor-owned surface on 11 August 2026 unless an earlier date is stated against it.
Best Durable Workflow Engines for Production in 2026
A ranked list of the best durable workflow engines for production deployments in 2026. Durable workflow engines persist execution state to a database so that long-running workflows survive process restarts, deployments, and infrastructure failures. The ranking covers Temporal, Prefect, Apache Airflow, Camunda, Windmill, and n8n. Tools were evaluated on production reliability, developer experience, scalability, open-source health, and documentation quality. The shortlist intentionally mixes code-first engines (Temporal, Prefect, Airflow) with hybrid visual platforms (Camunda, Windmill, n8n) to reflect how production teams actually choose workflow engines in 2026.
Dive Deeper
Keystroke vs n8n in 2026: Agent-Built TypeScript vs the Visual Canvas
Keystroke, launched in July 2026 by Y Combinator W24 company Sprint Labs, is a code-first automation platform where AI coding agents write workflows as TypeScript in the user's repository. n8n, founded in 2019, is the most widely deployed source-available visual workflow platform, with 200,000+ users and a $2.5 billion valuation. This comparison covers the agent-authored versus canvas building models, durable execution, licensing (Elastic License 2.0 vs the Sustainable Use License), verified July 2026 pricing including Keystroke's usage metering, and the maturity gap between a days-old platform and an established ecosystem.
QuantumBPM vs Camunda 2026: Single-Binary Challenger vs the BPMN Incumbent
QuantumBPM (launched 2026, Coroid s.r.o., Slovakia) packages a BPMN 2.0 runtime and DMN 1.5 decision engine into one Go binary backed by Temporal and PostgreSQL. Camunda (Berlin, founded 2013) is the category incumbent: Camunda 7 (Apache 2.0, in maintenance) and the Zeebe-based Camunda 8 platform. This comparison covers product structure, architecture, DMN TCK conformance with recording dates, deployment, pricing, and vendor maturity, verified July 2026.
Migrating 23 Make Scenarios to Self-Hosted n8n: a 3-Week Breakdown
Anonymized retrospective of a DTC ecommerce brand migrating 23 Make scenarios to a self-hosted n8n instance over three weeks. Tooling cost dropped from $348/month on Make Teams to roughly $12/month on a Hetzner VPS, but credential and webhook recreation consumed about 40% of total project time.