ConvertFree

Embed Our Free Converter on Your Website

Add a fully functional video and audio converter to any webpage with a single line of code. Free to use, no API key required.

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Why Embed a Free Converter on Your Site?

Increase User Engagement

Interactive tools keep visitors on your page longer, reducing bounce rates and signaling value to search engines.

Add Genuine Value

Give your readers a tool they can use immediately — no redirects, no sign-ups, no ads. They will remember and return.

100% Free, No API Key

Our embed widget is completely free to use. No usage limits, no API keys, no hidden costs. Just copy, paste, and publish.

Privacy-First Architecture

All conversions happen in the visitor's browser. No files are uploaded to any server, making it safe for any audience.

Who Is This For?

Bloggers and Content Creators

Writing a tutorial about video editing or audio production? Embed the converter so readers can try it immediately without leaving your post.

Educators and Course Creators

Include a converter widget in your learning management system or course materials. Students can convert assignment files in the format they need without installing extra software.

Web Developers and Agencies

Offer conversion functionality on client sites as a value-add feature. The widget requires no backend infrastructure — it runs entirely in the visitor's browser using WebAssembly.

Forum and Community Managers

Add a converter tool to your community resources page. Members can convert media files for compatible sharing without needing third-party tools.

How It Works

The embed widget loads a lightweight version of our converter inside an iframe. When a visitor uploads a file, the conversion happens entirely within their browser using FFmpeg compiled to WebAssembly. No data is sent to any server — the file never leaves the visitor's device.

Because the processing is client-side, the widget places zero load on your server. It works on any hosting platform, any CMS, and any static site generator. Just paste the iframe code into your HTML and it works immediately.

Technical Notes

  • The iframe requires the cross-origin-isolated permission for SharedArrayBuffer support (needed by FFmpeg WASM).
  • Recommended dimensions: width="100%" with a max-width of 600px and a height of 400px.
  • The widget works in all modern browsers (Chrome, Firefox, Safari, Edge). Mobile browsers are supported with reduced file size limits.
  • No JavaScript SDK or external dependencies are required. The iframe is fully self-contained.