| Function | Zoom Autocaptioning (available for breakout rooms as of Jan 2023) |
Google Meet Autocaptioning | PowerPoint365 Autocaptioning | Google Slides Autocaptioning | Microsoft Teams | Otter.ai Autocaptioning | Communication Access Real-Time Translation (CART) in Zoom |
|---|---|---|---|---|---|---|---|
| Can provide a transcript | Yes | No | No | No | No | Yes | Yes |
| Can be corrected in real-time | No | No | Yes | No | No | No | Yes |
| Can indicate change in speakers | Yes, automatically labels speakers by icon | Yes, automatically labels speakers by name | No | No | No | Yes, labels speakers by name after training | Yes, provided by typist |
| Can be used outside of videoconferencing | No | No | Yes, only speaker hosting presentation | Yes, only speaker hosting presentation | No | Yes | Yes |
| Individual users have option to turn viewing captions on/off | Yes | Yes | No | No | Yes | N/A | Depends on platform used |
| Currently supports languages other than English | Yes | No | Yes | No | No | No | Yes, assuming provider has expertise |
| Censors content deemed to be explicit | No | Yes, uses asterisks | Yes, omits some words | Yes, omits some words | Yes, omits some words | No | Should not |
| Engine type (how are the captions generated) | Automatic speech recognition (ASR) | ASR | ASR | ASR | ASR | ASR | Human typist |
| Available for Michigan Medicine | Yes | No | Yes | Yes | N/A | Yes | Yes |
| Notes | As of January 2021, Zoom for Health has merged with Zoom on campus, and Zoom at U-M has live transcription available. Based on the Otter.ai recognition technology | Free | Free with product | Free with product; requires Chrome browser | Free with product. The feature appears to be experiencing some technical difficulties at this time, and may take some time to appear in meetings. | Free option for 300 minutes/month (max 30 minutes per session). Paid options are available; see Otter Plans for pricing. | Requires per-use fee. If needed, American Sign Language (ASL) interpretation can be provided via Zoom. Providers are listed on U-M crowd-sourced spreadsheet of CART and ASL providers |
Updated January 2023