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· Last updated：2025-12-04
Increase the volume of an audio file by a percentage or dB
Execution
Fill in the form, run the tool, and review the result in one place.
Samples
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Tool usage guide
The Audio Volume Increase tool boosts the volume of audio files by a specified percentage or decibel level. It accepts common audio formats and outputs to various file types, allowing for quick and precise volume adjustments.
Background
A podcast episode was recorded with low volume levels, making it hard to hear.
Problem
Listeners complain about audio being too quiet, especially on mobile devices.
How to use
Upload the MP3 file, set mode to percent, increase amount to 25%, and output as MP3.
mode: percent, amount: 25, outputFormat: mp3Outcome
The podcast audio is now louder and clearer, improving listener experience without distortion.
Background
A video's background music overpowers the narration, reducing clarity.
Problem
Need to increase narration volume to balance with music for better engagement.
How to use
Extract the audio track, use dB mode to increase by 4 dB, and save as AAC.
mode: db, amount: 4, outputFormat: aacOutcome
You can upload common audio formats including MP3, WAV, AAC, and others supported by the tool.
Yes, the maximum file size is 200 MB per upload.
No, this tool only increases volume. Use a dedicated volume decrease tool for reduction.
The default is a 10% increase in volume.
Percent mode is relative and simple for basic boosts, while dB mode offers precise, absolute gain adjustments.
The narration is more audible, creating a balanced and professional video soundtrack.