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MP3 Volume Booster

Use MP3 Volume Booster, review the result, and keep the original until the output is checked.

將您的Mp3檔案拖放到此處
或點擊瀏覽檔案

Processing your audio files... This may take a moment.

工具專屬限制 完全在瀏覽器內執行 - 檔案不會上傳 單獨產生結果
檔案如何處理:該工具在你的瀏覽器分頁內執行。檔案不會上傳,也不會儲存在伺服器上,關閉或重新整理頁面後即消失。
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MP3 Volume Booster 常見問題

What does MP3 Volume Booster do?

Our free MP3 Volume Booster helps you instantly make your songs louder online. Simply upload your file, adjust the loudness, and download the boosted version—no software required. Fast, easy, and secure for all MP3 files.

Which files work with MP3 Volume Booster?

This category commonly supports MP3, WAV, AAC, OGG, and M4A. Use the accepted file types shown in the uploader, because support varies by browser and by the engine behind each tool.

Does this change the file quality?

Any change that alters the samples forces a re-encode, so quality depends on the export settings you pick. If you only need the same audio in another container, choose a setting that does not re-encode.

Will my original file be changed?

No. The work is done on a copy in this tab by your browser's audio decoder and a WebAssembly build of ffmpeg, and the result arrives as a separate download, so your original is still there if you need it.

How is my file processed?

It is not uploaded. The processing is done locally by your browser's audio decoder and a WebAssembly build of ffmpeg, so the practical ceiling is your device's memory and the limit shown beside the uploader - no queue, no account, no copy on a server.

Is the MP3 Volume Booster free?

Yes. The MP3 Volume Booster is free with no trial limit, subscription, or watermark on downloads. You can use it for personal and commercial projects without creating an account.