Proton Mail for Business vs Tuta Business
On privacy it's a tie. On price it's a tie. On features it's Proton Mail for Business. Here's everything side by side, last checked 25 October 2026.
Which should you choose?
- Choose Proton Mail for Business if you want extras such as PGP encryption as well as sieve filters.
- Choose Tuta Business if you want the lower price (About €6 per user a month) and 50 GB of storage.
| Feature | Proton Mail for Business | Tuta Business |
|---|---|---|
| Overall | 4.0 | 4.0 |
| Privacy | 4.5 | 4.5 |
| Price | 2.5 | 2.5 |
| Features | 4.5 | 4.0 |
| Cheapest plan | Mail Essentials $6.99 per user a month | Essential About €6 per user a month |
| Free plan | No | No |
| Storage | 15 GB | 50 GB |
| Your own domain | ✓ 3 | ✓ Yes |
| End-to-end encryption | ✓ Built in | ✓ Built in |
| Company based in | Switzerland | Germany |
| Your data is kept in | Switzerland | Germany |
| Founded | 2014 | 2011 |
| Free trial | 30-day refund | Unknown |
| Funded by advertising | No | No |
| Works in any mail app | With Proton Bridge on paid plans | No, its own apps only |
| Calendar and contacts | ✓ Yes | ✓ Yes |
| Aliases | Yes | Yes |
| Open-source apps | ✓ Yes | ✓ Yes |
| Sign up without ID | No | No |
| White label | No | No |
| Reader offer | None | None |
| Last checked | 22 October 2026 | 25 October 2026 |
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The key differences
- Proton Mail for Business's cheapest plan is Mail Essentials ($6.99 per user a month); Tuta Business's is Essential (About €6 per user a month).
- Proton Mail for Business comes with 15 GB of storage and Tuta Business with 50 GB of storage.
- Data location: Switzerland for Proton Mail for Business, Germany for Tuta Business.
- Proton Mail for Business is based in Switzerland and Tuta Business in Germany, so different privacy laws apply.
- Proton Mail for Business works in other mail apps through Proton Bridge on paid plans, and Tuta Business only works in its own apps.
Questions people ask
Which is more private, Proton Mail for Business or Tuta Business?
They score the same for privacy: 4.5 out of 5 each. The differences are in the details, such as where your mail is kept (Switzerland for Proton Mail for Business, Germany for Tuta Business).
Which is cheaper, Proton Mail for Business or Tuta Business?
Tuta Business is cheaper. Its Essential plan is About €6 per user a month, against $6.99 per user a month for Proton Mail for Business's Mail Essentials. Check the renewal price before you pay, as some first-year prices go up.
Do Proton Mail for Business and Tuta Business work with my own domain?
Yes, both do. Proton Mail for Business: 3 domains on its cheapest plan that allows one. Tuta Business: Yes.
Where do Proton Mail for Business and Tuta Business keep my email?
Proton Mail for Business keeps it in Switzerland. Tuta Business keeps it in Germany.
Do Proton Mail for Business and Tuta Business work in other mail apps?
Proton Mail for Business works in other mail apps through Proton Bridge on paid plans. Tuta Business only works in its own apps.
Prices and the latest news
Neither price has changed since my first check on 22 October 2026.
The latest headlines: Proton Mail for Business news · Tuta Business news.
Also worth a look
Proton Mail for Business vs mailbox.org · Tuta Business vs mailbox.org · Proton Mail for Business vs Posteo · Tuta Business vs Posteo · Proton Mail for Business vs Proton Mail · Tuta Business vs Proton Mail
Switching between them
Whichever you choose, the move follows the same steps. Pick your two providers for the steps.