Contextual Audio Editing

Version Information

CAE v2.0.9

Supported Browsers

Generally we support latest Browser version due to the fact of automated Updates

We tested with:

  • Chrome 128.0.6613.85

  • Firefox 129.0.2 (64-bit)

  • Edge 128.0.2739.42 (Official build) (64-bit)

  • Safari 17.6 with the following limitations:

Operating systems

  • Mac: OS 14

  • Windows: Windows 10 and 11


MultiTrack-, SingleTrack- and EasyTrack Editor Integration

  • Recommended Version for Music Track support: >= MTE/STE/ETE 8.3.1860.0

Supported SpeechToText Providers

  • Whisper

  • Speechmatics V1, V2

  • Deepgram

  • Microsoft Cognitive Services (Azure)

Breaking change since CAE version 1.0.x for Speechmatics v2

warning Speechmatics v2 URL has to include /v2 suffix in settings.json / configuration dialog.

CAE Version 0.8.x: without /v2 e.g. https://trial.asr.api.speechmatics.com

CAE Version 1.0.x: include /v2 e.g. https://trial.asr.api.speechmatics.com/v2

Mobile work

  • with/and Touch devices not yet fully supported

Working offline (Supported browser)

Offline usage requires at least support for service workers in your browser and operating system, see Service Workers.

Additional features like installation to your home screen requires full support of Progressive Web Applications (PWA).

Rendering/Audio conversion

  • linear rendering of Timeline client-side (browser)

  • no audio conversion implemented yet client-side (browser)

  • audio conversion is available with Server-Side Rendering