MedLiam, Gmail, Outlook, Yahoo and Proton.
| Feature | MedLiam | Gmail | Outlook / Hotmail | Yahoo Mail | Proton Mail |
|---|---|---|---|---|---|
| Base plan price | Free | Free | Free (with ads) | Free (with ads) | Free (limited) |
| Business model | Paid plansno data resale | Advertisingbased on your data | Advertisingand Microsoft 365 | Advertisingand Yahoo Mail Plus | Subscriptions |
| Disposable aliases, reply from alias | Yes | No (only "+tag") | Partial (10 permanent aliases) | Partial (3 free, 500 with Plus) | Yes (paid plans) |
| Zero-knowledge messagesunreadable by the provider | Yes | No | No | No | Yes |
| Anonymized images (IP hidden) | Yes | Partial | Partial | Partial | Yes |
| Private read receipts | Yes | No | No | No | No |
| Snooze, send later, follow up | Yes | Partial | Partial | Partial | Partial |
| AI summaries, replies and sorting | Yes | Paid (Gemini) | Paid (Copilot) | Yes (free) | No |
| Read your other inboxesOutlook, Yahoo, iCloud, IMAP | Yes | Partial (mobile app only) | Partial (desktop app only) | Yes | Partial (import and forwarding) |
| Self-hosted | Yes | No | No | No | Yes |
| No ads, no profiling | Yes | No | No | No | Yes |