Mainroom compared with AI notetakers and meeting assistants
Factual, dated comparisons. Mainroom is a participant; the alternatives are mostly recorders.
Mainroom is an AI meeting agent: a participant that speaks, presents and acts during the call. Most products in this space are AI notetakers that record and summarize, or platform assistants built into one meeting tool. The pages below compare Mainroom with each, using only what the other products' own pages say.
The categories at a glance
| AI notetakers (Otter, Fireflies, Read AI) | Platform assistants (Zoom AI Companion, Copilot, Gemini) | Mainroom | |
|---|---|---|---|
| Joins as a participant | Yes | No (panel) | Yes, with a voice |
| Transcript and summary | Yes | Yes | Yes, plus a carried-forward ledger |
| Speaks when addressed | No | No | Yes |
| Acts on the shared screen (slides, whiteboard, demos) | No | No | Yes |
| Lookups in your own tools mid-call | No | Vendor ecosystem | Any MCP server plus web |
| Works across Meet, Teams and Zoom | Yes | One platform each | Yes |
| Build your own agent | No | No | Yes |
| Writes to CRM and tickets | Automatic | Limited | Proposed, with approval |
Comparisons
- Mainroom vs. Otter.ai — Otter.ai transcribes and summarizes meetings. Mainroom puts an AI participant in the meeting that speaks, presents, draws and acts.
- Mainroom vs. Fireflies.ai — Fireflies.ai is a meeting recorder and note-taker with integrations. Mainroom is an AI participant that speaks, presents and acts during the call.
- Mainroom vs. Read AI — Read AI adds engagement analytics to meeting notes. Mainroom puts a participant in the meeting and coaches one person privately while it happens.
- Mainroom vs. Zoom AI Companion, Microsoft Copilot in Teams, and Gemini in Google Meet — The native assistants live inside one platform and answer questions about the meeting. Mainroom is a cross-platform participant that speaks, presents and acts.