Compress Audio
Reduce audio file size by adjusting bitrate. Ideal for podcasts, voice recordings, and optimizing storage.
Upload Audio File
Click to upload or drag & drop
MP3, WAV, OGG, FLAC, AAC, M4A
Lower bitrate = smaller file but lower quality. 128 kbps is the sweet spot for most uses.
Tips
- •128 kbps is ideal for most music
- •64–96 kbps is fine for speech and podcasts
- •256–320 kbps for near-lossless quality
- •Output is MP3 for maximum compatibility
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Reduce the file size of your audio recordings, music, and podcasts. Xonvert's audio compressor intelligently reduces bitrate and optimizes encoding to shrink files while maintaining listenable quality. Convert lossless WAV or FLAC to optimized MP3, or reduce existing MP3 bitrate for smaller files.
Key Features
- ✓Reduce audio file size by up to 90%
- ✓Adjustable quality/bitrate settings
- ✓Smart compression preserves clarity
- ✓Works with MP3, WAV, FLAC, OGG, AAC
- ✓Perfect for email and messaging sharing
How to Compress Audio File Online
- 1
Upload your audio
Select the audio file to compress.
- 2
Choose quality level
Select your preferred balance between size and quality.
- 3
Download compressed audio
Click "Process" and download the smaller file.
Common Use Cases
- •Shrinking voice memos for email attachments
- •Reducing podcast file sizes for faster downloads
- •Compressing WAV recordings to MP3 for cloud storage savings
- •Making audio files small enough for messaging apps
Frequently Asked Questions
How much smaller will my file be?▼
Results vary by source format. Converting WAV to MP3 can reduce size by 80-90%. Compressing an existing MP3 to a lower bitrate typically saves 30-60%.
Will I notice quality loss?▼
At moderate compression levels (128-192kbps MP3), most people cannot distinguish compressed audio from the original, especially for speech.