In the catalog since Aug 19, 2026
Lumo
20index_ProtonCompany
Assistant from Swiss company Proton: chat, web search, images, and projects with files. Conversations are encrypted, and the service itself does not have the key.
Facts
- App Lumo AI by Proton, publisher Proton AG, released Jul 23, 2025, version 2.0.3 from Aug 12, 2026, rated 3.83 from 484 ratings (App Store US, captured Aug 19, 2026).
- Version 2.0 launched on Jun 30, 2026: reasoning mode, image generation and analysis, user-controlled memory, encrypted projects, custom Lumo, and web search with source links (Proton blog and TechCrunch, Jun 30, 2026).
- Claimed quality gain: on the Artificial Analysis Intelligence Index, Lumo 2.0 Max scored 51 versus 15 for the previous Lumo 1.4 (Proton blog on Lumo 2.0, Jun 30, 2026).
- Product site: a free tier with limits on messages, images, and one project, while paid Lumo AI Plus removes the limits; chats, files, memory, and projects are stored so that Proton itself does not hold the key (proton.me/lumo, Aug 19, 2026).
The full card is in the works: the "worth it or not" verdict, pricing and a comparison with neighbors will appear as it moves through the card factory.