Lumo by Proton
me.proton.android.lumo
FreeIn-app purchasesEveryone
The rest of Proton AG's catalogue
Key numbers
1K+Installs
3.7 / 3.3KRating
Jun 6, 2025Released
Oct 21, 2026Updated
About the app
A private AI assistant by Proton
"Lumo is a zero-access encrypted AI assistant that keeps every conversation private. Your data is never logged, shared, or used to train models. Your chats are yours, and yours alone. Built by Proton, the privacy brand trusted by over 100 million people and the team behind Proton Mail, VPN, Drive, and Pass.THOUGHTFUL HELP FOR ANY TASKLumo handles everything from quick questions to more complex work. Choose Fast…
Listing details
| Package name | me.proton.android.lumo |
|---|---|
| Developer | Proton AG |
| Developer website | proton.me |
| Category | Productivity |
| Installs (exact) | 391,764 |
| Ratings | 3,276 |
| Reviews | 326 |
| Price | Free |
| In-app purchases | $12.99 - $119.88 per item |
| Ads | No |
| Content rating | Everyone |
| Current version | 2.1.5-gms |
| Requires Android | 10 |
| Released | Jun 6, 2025 |
| Last update | Oct 21, 2026 |
| Record refreshed | Oct 27, 2026 |