Lumo by Proton
Proton AG
3.6 stars2,249 reviews100,000+Free
ProductivityEveryoneVersion 1.5.0-gmsUpdated 5/15/2026, 4:04:28 PM
Open in StoreAsk anything. It’s confidential.
Meet Lumo, the privacy-first AI assistant created by Proton, the team behind encrypted email, VPN, password manager, and cloud storage trusted by over 100 million people.
Lumo helps you stay productive, curious, and informed — without ever compromising your privacy.
Start a confidential chat today.
Meet Lumo, the privacy-first AI assistant created by Proton, the team behind encrypted email, VPN, password manager, and cloud storage trusted by over 100 million people.
Lumo helps you stay productive, curious, and informed — without ever compromising your privacy.
Start a confidential chat today.
Developer email
support@protonmail.zendesk.com
Developer website
http://lumo.proton.me/aboutReleased
Jun 6, 2025
Current version
1.5.0-gms
Android version
10
Reviews & Ratings
3.6
out of 5
5
4
3
2
1
😐 Reviews are mixed
2,249 reviewsScreenshots
