[Compare · Email-First Hosting]

Mailbox.org vs Posteo

Higher score

Mailbox.orgIndie

8.8/ 10

PosteoIndie

8.5/ 10

Across 4 measured dimensions: Mailbox.org wins 1, Posteo wins 1 (2 tie / n/a)

[01]

Side by side.

8 dimensions

Metric	Mailbox.org	Posteo
Score Winner: left	8.8	8.5
Δ 90 days	— flat	— flat
Parent & badge	IndependentIndie	IndependentIndie
Founded	1989	2009
Best for	European privacy-leaning users who want LibreOffice-grade docs included	Users on a @posteo.* address who don't need a custom domain
Price per mo Winner: right	$3.20/ mo	$1.10/ mo
Renewal multiplier	—	—
Tagline	German privacy mail with a real Office suite bundled	€1/month ethical mail — no custom domain, ever

[02]

What works, what doesn't.

Per provider

Mailbox.org4 pros · 4 cons

+ Pros

✓Office suite (OX) bundled on Standard
✓PGP-in-browser via Mailbox Guard
✓100% renewable energy, German jurisdiction
✓Custom domain support without surcharge

– Cons

✗Dated OX App Suite UI
✗No native mobile apps
✗Light plan can't use custom domains
✗Calendar interop quirks with Google/Outlook

Posteo4 pros · 4 cons

+ Pros

✓Flat €1/month, includes 2GB and full IMAP/SMTP
✓Accepts anonymous cash payment
✓100% renewable energy and transparent reporting
✓PGP-in-browser and full encryption at rest available

– Cons

✗No custom domain support, ever
✗Address must be @posteo.* only
✗Storage upgrades cost extra per GB
✗No mobile app — relies on standard IMAP clients

Make the call

Pick one and go.

Both links are affiliate. Score doesn't move because of it.

VisitMailbox.org ↗Score 8.8 VisitPosteo ↗Score 8.5

← Read full Mailbox.org review·Read full Posteo review →

[03]

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