Free, in-browser tools

This free audio converter runs entirely in your browser, with no signup and nothing uploaded. Convert between MP3, WAV, M4A, FLAC, OGG, Opus and more formats.

Convert FLAC to MP3 free in your browser, and nothing uploads. Shrink lossless audio into a shareable MP3, no signup, then transcribe it if you want text.

Convert M4A to MP3 free in your browser; no signup, nothing uploads. Turn Apple audio and voice memos into MP3, or transcribe them in one click.

Convert MKV to MP4 free in your browser. Your file never uploads, no signup. Fast, private, and unlimited; transcribe the video afterward if you need text.

Convert MOV to MP4 free in your browser. Nothing uploads, no account. Turn iPhone or QuickTime videos into a shareable MP4; transcribe them if you need text.

Convert audio to MP3 free in your browser, no signup and nothing uploads. WAV, M4A, FLAC, OGG, Opus and more go in; a small, shareable MP3 comes out fast.

Convert video to audio free in your browser; keep the Original, or pick MP3, WAV, M4A, FLAC and more. No signup, nothing uploads. Then transcribe it.

Convert video to GIF free in your browser. No signup, nothing uploads. Converts the first 10 seconds of your clip; pick a frame rate and download in a click.

Convert video to MP3 free in your browser; covers MP4 to MP3, MOV, WebM, MKV and AVI. No signup, nothing uploads. Grab the audio, then transcribe it.

Convert WAV to MP3 free in your browser, no signup and nothing uploads. Shrink big WAV files to shareable MP3s, then transcribe if you need the text.

Convert WebM to MP4 free in your browser. Runs in the tab, nothing uploads. Turn screen recordings and web video into a shareable MP4, with no watermark.

Extract audio from any video free in your browser; nothing uploads. Keep the original audio untouched, or convert to MP3, M4A, FLAC, WAV, Opus and more.

Cut a clip from an audio file free in your browser, no signup and nothing uploads. Drag the waveform region or type exact seconds, then download an MP3.

Join multiple audio files into one free in your browser, no signup and nothing uploads. Drag to reorder or use the arrows, then download a single MP3.

Speed up or slow down an audio file free in your browser, no signup and nothing uploads. Pick 0.75× to 2×, pitch stays natural, download in seconds.

Mute a video (remove its audio) free in your browser. No signup, nothing leaves your device. Strip the sound from any clip and download, no watermark.

Normalize audio online free, right in your browser, no signup and nothing uploads. Boost a quiet recording to a consistent volume and download in seconds.

Resize a video or change its resolution free in your browser. Nothing uploads, no account. Scale to 1080p, 720p and lower, private and unlimited.

Rotate a video 90°, 180°, or flip it, free in your browser. No account, nothing uploads. Fix sideways phone clips and download in seconds, no watermark.