Make Audio Louder Online Free
Increase the volume of quiet songs, lectures, and recordings. Boost sound levels up to 4x with built-in distortion protection.
100% Client-Side • Private • No Server Uploads
Drop your audio file here to start
Supports MP3, WAV, M4A, AAC, FLAC, OGG, OPUS, WEBM • Free • No File Size Limit
How It Works: Step-by-Step
1
Upload Quiet Audio
Import your quiet audio file.
2
Slide Gain to Target Volume
Boost volume slider and listen in real-time.
3
Export Amplified File
Download your louder MP3 or WAV file.
Key Benefits & Capabilities
Instant Real-Time Amplification
Hear volume boosts instantly without rendering delays.
Technical Specifications
| Max Boost | 400% (4x) |
|---|---|
| Formats | MP3, WAV, M4A, AAC, FLAC |
| Cost | Free |
Browser-Based AI & Signal Processing
Your audio files never leave your device. All DSP filters and TensorFlow AI noise models run entirely in your local browser memory for total privacy and immediate processing.
Frequently Asked Questions
How can I make a phone recording louder?
Upload it, move the volume slider to 200%–300%, and click Export.