# ProtonMail/proton-mail-android

Proton Mail Android app

Repository: https://github.com/ProtonMail/proton-mail-android
Canonical: https://ross.abutalabs.com/products/proton-mail-android
Language: Kotlin
License: GPL-3.0
License Family: copyleft
Archived: true
Last push: 2024-05-14T13:58:28+00:00

## Health v2 (maintenance only)
Score: 10/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 0, release rhythm 8, longevity 100
- inputs: {"age_days": 2343, "days_push": 841, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: archived
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1731, forks 172 (observed 2026-08-28T04:05:28.646333+00:00)

## What it is
The official Proton Mail Android email client, an open-source app providing encrypted email access on Android. This repository has been archived; development has moved to the ProtonMail/android-mail repository.

## Use cases
- send and receive encrypted email on android
- access my proton mail account from my phone
- build the proton mail android app from source
- open-source privacy-focused email client for android
- email app that doesn't require google services
- contribute to proton mail android development

## When to choose
- you want a privacy-focused, encrypted email client on Android
- you want to inspect or build the Proton Mail Android client from source
- you prefer an open-source email app licensed under GPL-3.0

## When to avoid
- you want the current version of Proton Mail for Android - use the ProtonMail/android-mail repository instead
- you need push notifications when building from source, since FCM config files are not published
- you want to contribute code - the repo is archived and no longer accepts development

## Facets
- artifact type: application
- maturity: abandoned
- function: email, cryptography, security
- domain: privacy, android-tools, email
- platform: jvm
- tags: proton-mail, email-client, encrypted-email, archived-repository, open-source-android-app, android, mobile

## Member repositories
- ProtonMail/proton-mail-android (main) score 10

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:05:28.646333+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T03:31:41.354122+00:00, confidence not recorded.
  - readme: https://github.com/ProtonMail/proton-mail-android (fetched 2026-08-28T04:05:28.646333+00:00, sha b8576c11581d)
- Data as of 2026-08-30T08:39:29.467469+00:00.