Aster Mail
9.2#1 in email providersFrom $2.42 a monthFree planAndroidiOSWebLinux
VisitAster Mail vs Posteo
What both publish
| Fact | Aster Mail | Posteo |
|---|---|---|
| End-to-end encryption | Yes | Yes |
| Founded | 2026 | 2009 |
| Headquarters | Orlando, Florida, United States | Berlin, Germany |
| Mailbox storage | 50 | 4 |
Aster Mail plans
- FreeFree
- Star$2.42 a month
- Nova$7.25 a month
- Supernova$14.50 a month
Posteo plans
- Posteo mailbox—
- Posteo€13 a month
Pick Aster Mail if…
Aster Mail may suit people seeking an open-source email service with encrypted mail between Aster accounts and desktop mail app access. It also has import options for users moving from named providers or other IMAP services.
Pick Posteo if…
It suits users seeking encrypted, ad-free email with client protocols, privacy-focused signup and mobile access. The listed storage and paid-only model should fit their requirements.