Onion Mail vs Posteo
They are level on Safety. Posteo has the higher Privacy grade, 7.8 against 7.4.
Onion Mail
Email with an official onion address, PGP storage encryption and anonymous signup
Privacy
7.4/ 10
Strong
Safety
6.5/ 10
Fair
No ID mentioned KYC 1 Docs reviewed Full review →
Posteo
Berlin email provider at €1/month that separates payments from accounts; takes cash
Privacy
7.8/ 10
Strong
Safety
6.5/ 10
Fair
ID never required KYC 0 Docs reviewed Full review →
Side by side
| Onion Mail | Posteo | |
|---|---|---|
| Category | ||
| KYC policy | No ID mentioned | ID never required |
| Custody | N/A | N/A |
| Sign-up | No account needed | No account needed |
| Open source | No | No |
| Tor onion address | Yes | No |
| Coins | XMR, BTC, ETH | Not published |
| Pay with | Crypto, Monero, Card | Cash, Bank transfer, Card, PayPal |
| Fees | Free plan (receive only, 50 MB); paid plans from $4/month | €1 per month |
| Limits | Free accounts cannot send mail and are blocked after 3 months of inactivity | Not published |
| Founded | 2017 | 2009 |
| Jurisdiction | United States | Germany |
| Incidents on record | 0 | 0 |
| Published tests (180 days) | 0 | 0 |
Only Onion Mail
Tor onion serviceAccepts Monero
Both
No email neededNo phone needed5+ years operatingLegal entity disclosed
Only Posteo
Accepts cash
Where they sit among email
Questions
Is Onion Mail or Posteo safer?
They have the same Safety grade, 6.5 out of 10.
Does Onion Mail or Posteo require KYC?
Onion Mail is KYC level 1 (no ID mentioned). Posteo is KYC level 0 (ID never required).
Which has more incidents on record?
Onion Mail has 0 and Posteo has 0 documented incidents in the registry.