toolgrep / Email & messaging / Tuta
Alternatives to Tuta
Tuta: End-to-end encrypted email, calendar, and contacts service with quantum-resistant encryption. 8 products similar to Tuta, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 7 of 8 have an API, 3 of 8 offer an MCP server, 4 of 8 are open source.
- Aionda Mail
Quantum-secure email and groupware from Germany with end-to-end encryption
- Temp Mail
Disposable temporary email address service
- Keybase
End-to-end encrypted messaging and file-sharing for teams, families, and communities.
- Forward Email
Free email forwarding for custom domains with open-source email hosting, sending, and a developer API.
- Telegram
A new era of messaging
- Proton Pass
Free password manager with identity protection
- Imitate Email
Sandbox email server for software teams
- Plunk
Open-source transactional email platform
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Tuta | Freemium | yes | no | no | no | yes |
| Aionda Mail | Freemium · from 0 EUR | yes | yes | yes | — | — |
| Temp Mail | Freemium | yes | yes | no | no | no |
| Keybase | Free | yes | yes | no | yes | — |
| Forward Email | Freemium · from $3/month | yes | yes | yes | — | yes |
| Telegram | Free | yes | yes | no | yes | yes |
| Proton Pass | Freemium | yes | no | no | no | yes |
| Imitate Email | Freemium · from $7/mo | yes | yes | no | no | no |
| Plunk | Freemium | yes | yes | yes | no | yes |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
curl https://toolgrep.com/api/products/tuta/alternatives