Is my audio file sent to a server during splitting?

No. Splitting is performed locally in your browser using FFmpeg.wasm. All audio data stays on your device throughout the operation, and each output segment is downloaded directly without any server involvement.

Does splitting degrade audio quality?

For MP3 files, FFmpeg.wasm uses stream-copy mode to avoid re-encoding, preserving the original codec quality. For WAV and FLAC, splitting is truly lossless with sample-accurate precision. Split points in MP3 files snap to the nearest keyframe, which introduces at most a fraction of a second of variance.

What audio formats can be split?

The tool supports MP3, WAV, OGG, and FLAC. Output segments are saved in the same format as the source file. If you need segments in a different format, use the Audio Convert tool after splitting.

Can I split an audio file into equal-length segments automatically?

The tool requires you to specify exact timestamps rather than an automatic equal-parts split. To split into equal segments, calculate the timestamps manually based on the total duration — for example, to split a 60-minute file into four equal parts, enter timestamps at 00:15:00, 00:30:00, and 00:45:00.

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FreeNo Upload

Audio Splitter

Split audio into segments by specifying time points. Download each segment.

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audio_file

Drag & drop or click to upload

Drop your audio file here

How to Use

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Upload your audio file

Select a long audio file to split into segments. The waveform display helps you identify natural break points in the audio content.

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Choose split method

Split by fixed duration (every N minutes), by number of equal segments, or at manual split markers you place on the waveform.

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Split and download

Click Split to divide your audio. All segments download individually or as a ZIP. Perfect for breaking long recordings into manageable episodes.

What is Audio Splitter?

Audio split tool divides a single audio file into multiple separate files at timestamps you specify, making it easy to break long recordings into individual segments. It supports MP3, WAV, OGG, and FLAC through FFmpeg.wasm processing entirely in the browser. Podcast producers, educators, and archivists use audio splitting to create chapter segments, individual tracks, or manageable clips from lengthy recordings.

Why use Audio Splitter?

Splitting at multiple points in one operation is far more efficient than repeatedly trimming the same source file and saves considerable time for anyone working with interviews, lectures, or multi-track compilations. All processing is local, so sensitive recordings like therapy sessions, legal depositions, or unreleased music are never transmitted to a third-party service. The output files are numbered and download automatically, ready for immediate use.

lockComplete privacy — Your files never leave your device or browser.
boltInstant processing — No wait times, no server queues, no upload delays.
money_off100% free — No subscriptions, no credits, no hidden fees.
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devicesWorks everywhere — Any modern browser on desktop, tablet, or mobile.

How it works

A podcast editor splits a two-hour interview into individual topic segments for separate episode releases. A music teacher divides a recorded recital audio file into individual student performances for distribution to parents. An archivist segments a long oral history recording into labeled sections matching a transcript for easier cataloging.

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Pro Tip

Plan your split timestamps before starting — write out the list of split points in HH:MM:SS format, as correcting errors requires re-splitting the original file. For music tracks, split slightly before the intended start to preserve any lead-in or fade-in that begins just before the beat.

Frequently Asked Questions

You provide a list of timestamps in HH:MM:SS format indicating where each split should occur. The tool divides the audio at each specified point, creating one output file per segment. For example, entering timestamps 00:05:00 and 00:12:30 splits a file into three segments: the beginning to 5 minutes, 5 to 12:30, and 12:30 to the end.

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