Trim & join audio
Cut a precise range or arrange and combine multiple audio clips.
Drop a file here or choose from your device
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A practical guide to Trim & join audio
Trim and Join Audio cuts an exact time range or arranges several clips into one continuous export. Every source has playback controls, and each adjacent transition can be previewed before encoding.
Example: build a short podcast introduction
Trim silence from the spoken intro, place the music sting first, join both clips, and listen across the transition before exporting.
Task-specific steps
- 1
Add one clip for trimming or several clips for joining, then preview each source and its duration.
- 2
Set the start and end points or arrange clips in playback order, checking every transition on the timeline.
- 3
Choose compatible export settings, render the combined track, and listen around each cut before downloading.
Options that affect the result
- Trim mode keeps one selected interval; join mode concatenates multiple clips in a chosen order.
- Per-clip playback and a last-three-seconds/first-three-seconds transition preview help verify the planned sequence before export.
Limitations to know first
- Joining clips does not automatically match their loudness, noise floor, tempo, or room tone.
- Compressed output may add a brief encoder delay, so sample-perfect boundaries are not guaranteed in every codec.
Questions specific to this task
Why does one joined clip sound louder than another?
Concatenation preserves the source level of each clip. Normalize or adjust gain before joining when consistent perceived loudness matters.
Can MP3 clips be joined without re-encoding?
Only compatible streams can sometimes be concatenated directly. This browser workflow re-encodes to produce a predictable file across mixed inputs.