Proton Duo
The Proton Duo plan costs $14.99 per month, billed yearly at $179.88 ($19.99 billed monthly).
What the plan includes
2 TB of storage for up to 2 users, with everything in Unlimited and advanced account protection.
As stated on proton.meThe plans either side of it
- Proton Unlimited$9.99 per month, billed yearly at $119.88 ($12.99 billed monthly)one below
500 GB of storage plus Proton VPN, Proton Mail, Proton Calendar and Proton Pass.
- Proton Family$23.99 per month, billed yearly ($29.99 billed monthly)one above
3 TB of storage for up to 6 users, with the Proton premium products that are included in Duo.
What else costs about this much
| Tool | Starts at | Free plan |
|---|---|---|
| ShareFile | $16.50 a month | No |
| Cryptomator | $12 a month | Yes |
| Hightail | $12 a month | Yes |
| Internxt | $11.99 a month | Yes |
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 Duo questions
How much is the Proton Duo plan?
The Proton Duo plan costs $14.99 per month, billed yearly at $179.88 ($19.99 billed monthly). 2 TB of storage for up to 2 users, with everything in Unlimited and advanced account protection.
What is the difference between Proton Drive Proton Unlimited and Proton Duo?
Proton Unlimited costs $9.99 per month, billed yearly at $119.88 ($12.99 billed monthly) and gives you 500 GB of storage plus Proton VPN, Proton Mail, Proton Calendar and Proton Pass. Proton Duo costs $14.99 per month, billed yearly at $179.88 ($19.99 billed monthly) and gives you 2 TB of storage for up to 2 users, with everything in Unlimited and advanced account protection.
Is it worth moving from Proton Duo to Proton Family?
That depends on what you need. Proton Family costs $23.99 per month, billed yearly ($29.99 billed monthly) and adds 3 TB of storage for up to 6 users, with the Proton premium products that are included in Duo. The listing is what each plan states; neither plan is graded on its own.
Does Proton Drive have a free plan or a trial?
Yes. Proton Free: 5 GB of end-to-end encrypted storage for files, photos and documents, including the online document and spreadsheet editor.
When was this checked?
Oct 5, 2026, against https://proton.me/drive/pricing. Vendors change prices and plans without notice, so confirm on their site before you buy.