Compare Lumo by Proton vs Jenni AI vs Capacities
| Feature | Lumo by Proton | Jenni AI | Capacities |
|---|---|---|---|
| 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. | Jenni AI helps students and researchers draft papers with AI autocomplete, citations, and editing help. A free plan covers light daily use, and Plus or Pro plans raise limits so you stay in charge of the final argument. | Capacities is a notes and knowledge app built around objects and daily notes. The Basic plan stays free, and Pro adds AI assist so you can explore and connect ideas while keeping ownership of your knowledge base. |
| Pricing | Free $0; Lumo Plus $12.99/mo monthly or $9.99/mo billed yearly ($119.88/yr) | Free $0/mo; Plus about $12/mo; Pro about $29/mo (annual discounts available) | Basic free forever; Pro about $9.99/mo; Believer from about $12.49/mo |
| Main category | Chat assistants | Writing | Research and notes |
| Website | Visit Lumo by Proton | Visit Jenni AI | Visit Capacities |
| Info last checked | October 17, 2026 | October 14, 2026 | October 13, 2026 |
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