Even out loudness, make it louder, add low-end, reduce background noise, shape the tone, or cut dead air — all locally, with nothing uploaded.
Normalizer evens out loudness, Volume Booster makes quiet audio louder, Bass Booster adds low-end, Noise Reducer cuts steady background noise, the Equalizer shapes tone across 8 bands, and the Silence Remover trims dead air from recordings.
Yes — completely free, with no sign-up, no watermarks, and no file limit.
No. Everything is processed locally in your browser; your audio never leaves your device.
Each tool that can clip keeps a guard on by default (clip protection / a limiter) so boosts stay clean — you can turn it off if you want maximum level.
Normalize for consistent loudness, boost for more volume or bass, the noise reducer for hiss/hum, the EQ for tone, and the silence remover for podcasts and voice notes.