Lumo by Proton

me.proton.android.lumo
FreeIn-app purchasesEveryone

Key numbers

1K+Installs
3.7 / 3.3KRating
Jun 6, 2025Released
Oct 21, 2026Updated

Listing text

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…

Get this app from the API

curl -H "X-API-Key: $API_KEY" \
  "https://apiplay.net/api/v1/app?id=me.proton.android.lumo"
import requests

r = requests.get('https://apiplay.net/api/v1/app', params={'id': 'me.proton.android.lumo'},
                 headers={'X-API-Key': API_KEY}, timeout=30)
data = r.json()
const res = await fetch('https://apiplay.net/api/v1/app?id=me.proton.android.lumo', {
  headers: { 'X-API-Key': process.env.API_KEY },
});
const data = await res.json();
$ch = curl_init('https://apiplay.net/api/v1/app?id=me.proton.android.lumo');
curl_setopt_array($ch, [CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => ['X-API-Key: ' . getenv('API_KEY')]]);
$data = json_decode(curl_exec($ch), true);

1,000 free credits a month, no card needed. API reference

Screenshots

Fields in the API response

Package nameme.proton.android.lumo
DeveloperProton AG
Developer websiteproton.me
CategoryProductivity
Installs (exact)391,764
Ratings3,276
Reviews326
PriceFree
In-app purchases$12.99 - $119.88 per item
AdsNo
Content ratingEveryone
Current version2.1.5-gms
Requires Android10
ReleasedJun 6, 2025
Last updateOct 21, 2026
Record refreshedOct 27, 2026

Rating breakdown

51.7K
4290
3487
2191
1586

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