Compare Lumo by Proton vs Frase vs Notion AI
| Feature | Lumo by Proton | Frase | Notion AI |
|---|---|---|---|
| Description | Lumo is Proton's AI assistant for questions, writing help, and file chats, built so your conversation history stays encrypted and private. A free plan lets anyone try it, and Plus adds unlimited chats for people who want privacy-first help every day. | Frase helps content teams research topics, build briefs, draft with their brand voice, and optimize pages for search and AI answers. Writers stay in charge of the story while the AI handles research and scoring. | AI-powered workspace and knowledge management |
| Pricing | Free $0; Lumo Plus $12.99/mo monthly or $9.99/mo billed yearly ($119.88/yr) | 7-day free trial; Starter $39/mo yearly ($49 monthly); Professional $103/mo yearly ($129 monthly); Scale $239/mo yearly ($299 monthly) | $10/month |
| Main category | Chat assistants | Marketing | Research and notes |
| Website | Visit Lumo by Proton | Visit Frase | Visit Notion AI |
| Info last checked | October 17, 2026 | October 17, 2026 | October 12, 2026 |
Loading selector…