Aster Mail: Encrypted Email
org.astermail.androidPrivate email app with end-to-end encryption, aliases, and custom domains
Latest documented release1.0.1114 Oct 2026 · 21.8 MB→01 / Overview
Is Aster Mail: Encrypted Email safe?
Aster Mail is a private, encrypted email app for astermail.org accounts. Your messages are encrypted on your device before they leave it. The server stores ciphertext and nothing else, so nobody at Aster can read your mail, scan it, or sell what is in it. There are no ads, no trackers, and no analytics anywhere in the app. Private by design - End-to-end encryption between Aster users, using a pos…
- Developer
- Aster Communications Inc.
- Category
- Earliest archived version
- 09 Sept 2026
- License
- AGPL-3.0-or-later (per F-Droid metadata)
02 / Release notes
Release notes from F-Droid
Bug fixes and improvements: - Aster Mail no longer stops in the background after you restart your phone. - Upgrade screens show the correct plan limits. - The schedule date picker offers only the next 28 days. - Attachments in imported mail open as expected. - A label's own chip is hidden when you…
Full notes →Fixed: money transfer and payment emails, such as e-Transfer notifications, now appear in your Inbox instead of Notifications. With inbox categories on, the Inbox unread count now counts only the mail in your Inbox. Messages from other Aster users no longer show a sender warning on a second device.
Full notes →Fixed: - The app no longer closes when you touch and hold a text field. Cut, Copy, and Paste work in every field again. - Attachments you open stay in private app storage and are removed when you sign out.
Full notes →03 / Package identity
Technical fingerprint
org.astermail.android4f7a23911e47d9d6eb679c195f55406225634c5dfbb37544b3ef27f70e7b6a3988:B0:A8:A6:FB:94:EE:73:A4:54:A0:F9:27:32:BD:40:8E:92:E5:1E:C1:E9:55:67:44:E5:F0:05:56:10:09:7704 / History
Archive history
10 versions in WIKI archive: earliest 0.6.156 (09 Sept 2026), latest 1.0.11 (14 Oct 2026).
No change in android.permission.* between 1.0.9 and 1.0.11.
05 / Version archive
Documented releases
10 TOTAL06 / Safety & access
Safety verdict
Declared permissions
Tracker status: Not assessed by WIKI for Android.
07 / Sources
Evidence ledger
Each entry is a captured public reference backing this record.