Proton Unlimited
The Proton Unlimited plan costs $9.99 per month, billed every 12 months ($119.88).
What the plan includes
500 GB of storage, 15 addresses and 3 custom domains, bundled with Proton's VPN, password manager and cloud storage.
As stated on proton.meThe plans either side of it
- Mail Plus$3.99 per month, billed every 12 months ($47.88); $4.99 billed monthlyone below
1 user with 10 addresses, 15 GB of storage, 1 custom domain, unlimited folders, labels and filters, and Bridge for IMAP/SMTP clients.
What else costs about this much
| Tool | Starts at | Free plan |
|---|---|---|
| Polymail | $10 a month | No |
| Sortd | $10 a month | No |
| Edison Mail | $8.33 a month | Yes |
| HEY | $8.25 a month | No |
| Spark Mail | $8.25 a month | Yes |
| Hushmail | $11.99 a month | No |
Each tool’s own starting price, within a quarter of what this plan costs. A starting price is not the same plan, so read what each one includes before weighing them against each other.
Proton Unlimited questions
How much is the Proton Unlimited plan?
The Proton Unlimited plan costs $9.99 per month, billed every 12 months ($119.88). 500 GB of storage, 15 addresses and 3 custom domains, bundled with Proton's VPN, password manager and cloud storage.
What is the difference between Proton Mail Mail Plus and Proton Unlimited?
Mail Plus costs $3.99 per month, billed every 12 months ($47.88); $4.99 billed monthly and gives you 1 user with 10 addresses, 15 GB of storage, 1 custom domain, unlimited folders, labels and filters, and Bridge for IMAP/SMTP clients. Proton Unlimited costs $9.99 per month, billed every 12 months ($119.88) and gives you 500 GB of storage, 15 addresses and 3 custom domains, bundled with Proton's VPN, password manager and cloud storage.
Does Proton Mail have a free plan or a trial?
Yes. Proton Free: 1 email address, up to 1 GB of mail storage (500 MB until the setup steps are completed), a limit of 150 sent messages a day and 3 personal calendars.
When was this checked?
Oct 4, 2026, against https://proton.me/mail/pricing. Vendors change prices and plans without notice, so confirm on their site before you buy.