225 live converters

Free Client-Side File Converter for Scale

Turn design assets, camera footage, recordings, or legal PDFs into the exact format you need without ever uploading a byte. FileConvert runs FFmpeg WASM, PDF-LIB, and smart workers entirely inside your browser for instant, private automation.

Instant converters live

225+

Pre-rendered routes & on-demand PSEO variants

Long-tail intents covered

600

15 modifiers × 15 contexts

Average conversion time

<2s

No upload bottlenecks or remote queues

Data leaving your device

0 bytes

WebAssembly + browser storage for total privacy

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Engineering
Excellence.

We stripped away the server. By moving processing to your browser via WebAssembly, we eliminated upload times, bandwidth costs, and privacy risks. Compliance teams finally get conversion super powers without data leaving their network perimeter.

Privacy First

Files never leave your device. The conversion happens in a sandboxed worker thread within your browser memory.

WASM Engine

Powered by FFmpeg compiled to WebAssembly. Multithreaded performance that utilizes your device's full capability.

Instant Feedback

No queueing. No "server busy". Drag, drop, and done. The speed limit is your CPU, not our internet connection.

Format coverage

One engine for every creative workflow

Whether you are onboarding user-generated content, prepping assets for print, or compressing legal disclosures, FileConvert has a precise route. All 33 glossary entries include expert guidance that feeds our conversion recommendations.

Automation Stack

  • • FFmpeg WASM for media pipelines
  • • PDF-LIB for compliant document handling
  • • Structured data & internal links designed for long-tail intent capture
  • • Zero-server architecture for SOC2-friendly deployments

Image & design ops

127 conversions

Batch convert logos, mockups, and screenshots without exporting to a server.

Video storytelling

67 conversions

Trim, transcode, and remux footage via FFmpeg WASM with zero uploads.

Audio & podcasting

28 conversions

Master podcasts, voice notes, and stems entirely in the browser tab.

PDF revops

3 automations

Compress, split, and merge sensitive contracts locally for compliance.

Need clarity?

Frequently Asked Questions

Is FileConvert really client-side?

Yes. Every conversion runs with WebAssembly inside your browser tab, so your files never leave your device.

Which file types can FileConvert handle?

We support over 200 combinations across images, video, audio, and PDF workflows, all powered by FFmpeg WASM and PDF-LIB.

Can I use FileConvert commercially?

Definitely. Teams use FileConvert for design ops, podcast workflows, legal teams, and creative agencies.