Are the tools really free?

Yes, all tools are completely free to use. No registration required, no hidden fees, and no limits on usage.

Absolutely. All processing happens directly in your browser. Your files and data are never uploaded to our servers, ensuring complete privacy and security.

Do I need to install any software?

No installation required. All tools work entirely in your web browser.

Can I convert Flow to TypeScript?

Yes! Migrate your Flow types to TypeScript automatically.

Does it strip type annotations?

Yes, you can convert to plain JavaScript without any types.

Is data sent to servers?

No. All conversion happens locally in your browser.

Flow Converter

Technical Review by Rookies

Paste your Flow type definitions below and convert them to TypeScript or plain JavaScript.

Input Flow

Frequently Asked Questions

My Experience: Flow to TypeScript Converter

When transitioning older React projects from Flow to TypeScript, the syntax differences caused endless compilation errors. This converter automates the syntactic translation, saving development teams days of manual type-rewriting.

Technical Architecture & Privacy

Type checking and AST conversion runs exclusively in your browser. Your source code is never exposed to external APIs.