Free tools
Audio tools
Free, private audio tools that work right in your browser. Your files never leave your device.
- Cut audio Trim a song to the exact part you need: a Reels or TikTok clip, a ringtone, a preview. Fade in and out, save as MP3 or WAV.
- Join audio Merge several tracks into one file in any order, with a smooth crossfade between them. Great for mixes, podcasts and DJ sets.
- Convert audio Convert WAV, FLAC, M4A, OGG and other files to MP3 (128–320 kbps) or WAV. Several files at once, no upload.
- BPM & key finder Find the tempo (BPM) and musical key of any track in seconds, with Camelot notation for DJs. Or tap along to measure the tempo by hand.
- Video resize & trim Turn any video into 9:16, 1:1, 4:5 or 16:9 and cut it to the part you need. Fill, fit with a blurred background or with black bars. MP4 up to 1080p.