Audio · Loudness

Audio Volume Booster

Make quiet recordings loud again. Boost gain in precise decibels, normalize to a target peak level, and watch the meter so you never push audio into distortion.

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Click to choose or drag & drop an audio file here

MP3, WAV, OGG, M4A · processed locally, never uploaded

🎤 Precise dB control

Adjust gain in 0.5 dB steps from −20 dB to +20 dB — the same unit professionals use.

📋 One-click normalize

Automatically set the loudest peak to 0 dB, the maximum level without clipping.

📡 Live peak meter

See exactly how loud your boosted output is, with an early clipping warning.

🔒 100% private

No uploads, no servers. Your audio never leaves your device.

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