How-to guides

Short, honest walkthroughs for everyday audio tasks — each one uses a free, private, in-browser TrackMix tool. Nothing uploaded, no sign-up. More guides on the way.

Edit & Convert

Trim, merge, and change formats.

How to trim a songCut the part you want How to make an iPhone ringtoneFree, no app — trim & download How to convert M4A to MP3M4A → MP3, free How to extract audio from videoVideo → MP3 or WAV How to merge audio filesCombine into one track

Improve Sound

Clean up and enhance how a track sounds.

How to make audio louderBoost without distortion How to remove background noiseClean up steady hiss/hum

Creative Tools

Effects and fun transformations.

How to change a song's keyTranspose for singing How to speed up or slow down audioChange speed, keep pitch How to make 8D audioRotating headphone audio