Free, fast, private browser-based video & audio tools.
No uploads. No sign-ups. No nonsense.
English • 简体中文 • 日本語 • Español
🌐 Website • 🛠 All Tools • ✨ Features • 🔒 Privacy • ⚡ Tech
tools.video is a collection of 18 free online video and audio tools that run entirely in your browser. Your files never leave your device — everything is processed locally using cutting-edge web technologies.
Visit tools.video and start editing. That's it.
| Tool | Description |
|---|---|
| Compress | Reduce video file size up to 90% while maintaining quality |
| Convert | Convert between MP4, MKV, AVI, WebM, MOV and 10+ formats |
| Trim | Cut video clips with visual timeline and frame-accurate editing |
| Speed | Speed up or slow down from 0.25× to 4× |
| Crop | Crop to any aspect ratio or custom dimensions |
| Resize | Scale to any resolution — 4K, 1080p, 720p and custom sizes |
| Merge | Combine multiple clips into one seamless video |
| Rotate | Rotate 90°/180°/270° or flip horizontally/vertically |
| Screenshot | Capture frames at any timestamp with frame-by-frame navigation |
| Reverse | Reverse video playback with optional audio |
| Mute | Remove the audio track from any video instantly |
| Video to GIF | Convert video clips to animated GIFs |
| Tool | Description |
|---|---|
| Extract Audio | Extract audio from video as MP3, WAV, FLAC, AAC and more |
| Convert | Convert audio between 16+ formats |
| Trim | Trim audio with a visual waveform editor |
| Merge | Merge multiple audio files into a single track |
| Speed | Change audio speed with pitch adjustment support |
| Tool | Description |
|---|---|
| Media Info | View codec, bitrate, resolution, streams and more |
4K footage, 8K raw exports, multi-hour recordings — nothing is too large. Process massive files without upload limits, server timeouts, or quality loss.
Video: MP4, WebM, MKV, AVI, MOV, FLV, WMV, M4V, TS
Audio: MP3, WAV, FLAC, AAC, OGG, WMA, M4A, OPUS, AIFF, DTS, AC3, EAC3, APE, AMR, MKA
Full multi-channel audio support with 5.1 & 7.1 surround preservation.
Powered by a dual-engine architecture:
- MediaBunny — WebCodecs API with hardware acceleration for large files
- FFmpeg.wasm — WebAssembly-based processing for maximum format compatibility
Multi-threaded processing that utilizes your device's full power.
Your files never leave your device. There are no uploads, no servers processing your data, no analytics tracking your files. Everything runs locally in your browser.
No downloads, no installs, no sign-ups, no accounts. Open the page, drop your file, and you're already editing.
We take privacy seriously:
- Zero uploads — All processing happens in your browser
- No server-side processing — Your files stay on your device
- No tracking of file content — We never see or analyze your media
- No account required — Use all tools anonymously
tools.video is built with modern web technologies:
- Next.js 15 — React framework with SSR for SEO
- MediaBunny — WebCodecs-based media processing engine
- FFmpeg.wasm — FFmpeg compiled to WebAssembly
- SharedArrayBuffer — Multi-threaded processing in the browser
- 19 languages — Localized for a global audience
English, 简体中文, 繁體中文, Español, Português, Français, Deutsch, Italiano, 日本語, 한국어, Русский, Tiếng Việt, ไทย, Bahasa Melayu, Bahasa Indonesia, עברית, Čeština, العربية, Türkçe
- 🌐 Website: tools.video
- 📧 Contact: support@tools.video
- 🎬 Parent product: SubEasy.ai — AI-powered transcription, translation & dubbing
tools.video is a proprietary product. This repository contains documentation only.
© 2025 tools.video. All rights reserved.