apps / 6746714949
Lumo AI by Proton
Private Assistant from Europe
Proton AG · Productivity · Free · US storefront
- rating
- 3.8 ★
- ratings
- 469
- updated
- Jul 7, 2026
- released
- Jul 23, 2025
v2.0.1
visible word pool · 8 words
title 17/30 chars · subtitle 29/30 chars
App Store search indexes the title and subtitle together with the hidden 100-character keyword field as one combined pool: any phrase assembled from those words can rank. These are the words of Lumo AI by Proton's pool that are public — the keyword field is not exposed by any API.
from the listing
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 TASK Lumo handles everything from quick questions to more complex work. Choose Fast for quick answers or Thinking for multi-step reasoning. FAST,…
latest US reviews
★★★★★
I Love Lumo!
Love this app, finally a place I can have all my AI research together synced and of course, encrypted. Lumo 2.0 is very smart and I use it all the time to save time and effort when learning new things or doing new tasks. Wish the app would cache the chats, it takes sometimes like…
— Philippians-4-13
★★★★★
Privacy first
The only AI tool I use. No data harvesting, personalization options allow for standardized output based on your own preferences, and it hasn’t failed me on a task yet. Enjoying the projects feature too.
— Inquisitive inkling
★★★★★
Enter button missing
Half the time the enter button never appears so app is unusable. Microphone button is always there though
— 1234guy5678
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Where does it rank? Chart position is one signal — most installs come from keyword search. Check where Lumo AI by Proton ranks for any keyword, free, with the rank checker.
this page is one tool call
{ "tool": "app", "arguments": { "appId": 6746714949, "countries": [ "US" ], "subtitle": true } }
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