Free tool

Free online audio compressor

Reduce the gap between loud and quiet parts of a recording so every word is easier to hear. Hilite controls uneven dynamics without making you configure a studio compressor.

Free online audio compressor in Hilite

See how Hilite enhances and improves spoken audio.

Even out loud and quiet moments

  1. 1

    Upload your audio

    Choose a file from your device. MP3, WAV, M4A, AAC, and FLAC are supported for this workflow.

  2. 2

    Let Hilite process it

    Hilite reduces the difference between loud and quiet moments.

  3. 3

    Preview the result

    Listen before exporting so you can confirm the file sounds the way you expect.

  4. 4

    Download or keep editing

    Export the result, or continue in Hilite to clean up, transcribe, edit, and publish.

Hilite audio editor

Keep working inside the Hilite editor

Your uploaded files open directly in a focused editor view. Arrange your clips, preview the timeline, adjust transitions, and export when the track sounds perfectly right.

  • Compare the before and after
  • Keep the voice natural
  • Adjust the result before export

Input formats

MP3WAVM4AAACFLAC

Output formats

MP3WAVM4A

Built for every kind of audio

Whatever you are making, this tool helps you get to a cleaner, more useful result, then hand off to Hilite to enhance and polish.

  • Clearer spoken audioMake voices easier to follow on headphones, speakers, and phones.
  • Built for voice recordingsUseful for podcasts, interviews, lessons, voice notes, meditations, and narration.
  • No software to installComplete the job in your browser, then continue into the full Hilite workflow when you need more.
Hilite audio enhancement

Made for podcasters and their teams

Trim the dead air off the top and tail, and every recording is ready to edit, enhance, and publish.

Independent podcasters
Guided meditation creators
Educators and students
Wellness practitioners
Community leaders
Writers and experts

FAQ

Common questions

If you do not see your question here, the support team replies within one business day.

  • Yes, it is free to start. Larger files, saved projects, or some export options may require a free Hilite account.
  • This workflow supports MP3, WAV, M4A, AAC, and FLAC. Hilite will show the available export choices after you upload.
  • Yes. It is designed for spoken audio including podcasts, interviews, lessons, voiceovers, meditations, and voice notes.
  • Yes. Open the result in Hilite to trim, clean up noise, edit from the transcript, create show notes, and publish.

Even out loud and quiet moments

Finish this job for free, then continue in Hilite when your recording needs editing, enhancement, transcription, or publishing.