Private on your device
Browser-Based Audio Splitter with Editable Time Markers

Audio Splitter — Divide MP3 Files into Parts

Split a compatible audio file at the times you specify. The generated clips are packaged as WAV files in one ZIP download.

🔪 Audio Splitter

Divide long songs, lectures or audiobooks into multiple tracks locally.

Upload Audio File to Split

Key Features of mp3cut.in Audio Splitter

Editable markers: Add, remove, or change time markers before you create the clips.
Ordered segments: The tool creates one segment between each pair of selected times.
Batch Export: Download all generated WAV slices together as a single ZIP archive.
Local processing: Timing depends on your browser, device, and file size.

Choose marker positions

Review the displayed duration and add marker times where a chapter, pause, or topic change occurs. You can edit or remove markers before downloading the clips.

[Audio: 60m] → marker at 20m → marker at 40m

Export as a ZIP of WAV clips

The splitter uses your ordered time-marker list to create segments. Each segment is encoded as WAV and collected into one ZIP download; source codec support and maximum size depend on the browser.

[Marker list] → WAV clips → ZIP download

Choose a separate tool when your editing task needs more than trimming or format-compatible WAV output.

Frequently Asked Questions (FAQ)

Audio Splitter FAQs

Questions about splitting MP3 files, audiobooks, and recordings.

Upload an audio file, add or edit time markers in the list, then choose Split & Download. The tool creates WAV clips and packages them into a ZIP file.
You can add chapter markers and download the generated WAV clips together in one ZIP file. Large-file support depends on your browser, device memory, and source codec.
There is no fixed size limit in the interface, but browser memory, device performance, source codec, and file length determine what can be processed reliably.
No! All audio slicing is done 100% locally on your computer or mobile device. No files leave your browser.