AudioSlice — Free Online Audio Editor & Waveform Cutter

📂 Upload Audio Files

🎵

Drop audio files here or click to browse
MP3 · WAV · OGG · FLAC · M4A · AAC

Decoding…

🎛 Multi-Clip Timeline

〰️

Add clips from the file list above — each file gets its own editable track

0:00.000 / 0:00.000

🔊

Click a clip row to select it (highlighted border) · Drag on its waveform to mark a region · ✂ Cut removes the region · ⬛ Keep trims to it · ↕ arrows reorder clips · ⚡ Join & Download merges all clips top→bottom

Ready — no clips loaded

💡 How It Works

1️⃣

Upload one or more audio files. Each appears in the file list.

2️⃣

Click + to add a file as a clip in the timeline. Add as many as you like.

3️⃣

Click a clip row to select it, then drag on its waveform to mark a region.

✂

Cut removes the selection. Keep trims everything else away.

↩

Each clip has its own undo history (up to 30 steps). Ctrl+Z undoes on the selected clip.

↕

Use ↑ ↓ arrows in the clip label to reorder clips before joining.

⚡

Join & Download merges all clips top→bottom into one WAV file.

⬇

Clip downloads only the currently selected clip as WAV.

📁 Supported Formats

MP3 WAV OGG FLAC M4A AAC WEBM

🔗 Learn More

→ How to Trim Audio Online → Joining Multiple Audio Files → WAV vs MP3: Which to Use? → Frequently Asked Questions