Interactive demo

Hear what better sounds like.

This is a live, in-browser demo. Upload your own audio, pick a processing option, and hear the Polished.CX difference for yourself - no sign-up, and nothing leaves your device.

1 Bring in some audio

Any of these takes about five seconds. Next you'll pick a fix, then hear the before and after side by side.

You can also drag and drop audio here.

What this demo accepts

  • WAV, MP3, M4A, AAC, OGG, FLAC, or MP4 / WebM / MOV video
  • Up to 3 hours long and 50 MB per file
  • You pick a 5-15 second section to demo - the rest is never processed
  • Mono or stereo, any sample rate - one file at a time
  • Voice recordings stop automatically at 60 seconds and need mic permission
  • Everything is processed on your device - nothing is uploaded or stored

Four comparison modes

Hear each job separately.

Each mode isolates one job: noise removal, accent localization, translation, or voice preservation.

Noise removal

Less background interference

Accent localization

Listener-focused clarity

Translation

Speech across languages

Voice preservation

Recognizable speaker identity

Your voice workflow, under review

Be understood without losing your voice.

Bring your live speech environment, language needs, and technical questions. We will map the right evaluation path.

Try the interactive demo