Proton Calendar discounts and coupons
3 offers stated by Proton Calendar itself (annual discount, education and nonprofit). Proton Calendar has a free plan, and paid plans start at $3.99 per month, billed every 12 months ($47.88); $4.99 billed monthly.
About coupon codes
We found no public coupon or promo code on Proton Calendar’s own pages, so this page lists none. Everything below is a price or offer Proton Calendar states itself, with a link to where it says so. Codes found only on coupon sites could not be checked, and we don’t pass them on.
Proton Calendar discounts it states itself
- Annual discount20% off Mail Plus on the 12-month plan
Proton's pricing page lists Mail Plus at $3.99 a month when billed every 12 months ($47.88), against $4.99 billed monthly. Proton Unlimited is $9.99 instead of $12.99.
Stated on proton.me - EducationStudent discount for the first 12 months
Students verified through Student Beans get 50% off Mail Plus and 62% off Proton Unlimited for the first 12 months; the plan then renews at the regular price.
Stated on proton.me - NonprofitReduced pricing for registered nonprofits
Registered nonprofits can request discounted pricing on Proton's business plans from the sales team. No fixed percentage is published.
Stated on proton.me
Try Proton Calendar before you pay
- Free plan
- Proton Free: 3 personal calendars with end-to-end encryption and event invitations. No calendar sharing or booking pages, and the desktop app is a 14-day trial.
What Proton Calendar costs without a discount
| Plan | Price | What you get |
|---|---|---|
| Proton Free | $0 | 3 personal calendars, end-to-end encryption, and sending and receiving invitations. |
| Mail Plus | $3.99per month, billed every 12 months ($47.88); $4.99 billed monthly | 25 personal calendars, calendar sharing and 1 booking page, plus 15 GB of storage and 10 email addresses. |
| Proton Unlimited | $9.99per month, billed every 12 months ($119.88); $12.99 billed monthly | The same calendar features as Mail Plus, bundled with 500 GB of storage and Proton's VPN, password manager and cloud storage. |
| Workspace Standard | $12.99per user / month, billed every 12 months ($155.88) | Business suite with 25 calendars and 25 booking pages per user, 1 TB of storage per user and 15 custom email domains. |
| Workspace Premium | $19.99per user / month, billed every 12 months ($239.88) | Everything in Workspace Standard, plus 3 TB of storage per user, 20 custom email domains and data retention policies. |
| Enterprise | Custom | All Proton services in a customizable package with a dedicated account manager; priced through sales. |
Cheaper alternatives to Proton Calendar
- Apple CalendarCompare
Free
- Notion CalendarCompare
Free
- Tuta CalendarCompare
€3 per month, paid yearly (€3.60 paid monthly) · has a free plan
Tools we list as alternatives to Proton Calendar that start cheaper or have a free plan, going by each one’s own prices.
Proton Calendar discount questions
Is there a Proton Calendar coupon or promo code?
We found no public coupon or promo code on Proton Calendar's own pages, as read on Oct 5, 2026, so none is listed here. What Proton Calendar does state: 20% off mail plus on the 12-month plan, student discount for the first 12 months and reduced pricing for registered nonprofits. Codes that only coupon sites carry could not be checked against proton.me.
How can I get Proton Calendar cheaper?
20% off Mail Plus on the 12-month plan. Proton's pricing page lists Mail Plus at $3.99 a month when billed every 12 months ($47.88), against $4.99 billed monthly. Proton Unlimited is $9.99 instead of $12.99. This page lists 2 more ways it states.
Is Proton Calendar cheaper if I pay yearly?
20% off Mail Plus on the 12-month plan. Proton's pricing page lists Mail Plus at $3.99 a month when billed every 12 months ($47.88), against $4.99 billed monthly. Proton Unlimited is $9.99 instead of $12.99.
Does Proton Calendar have a student discount?
Student discount for the first 12 months. Students verified through Student Beans get 50% off Mail Plus and 62% off Proton Unlimited for the first 12 months; the plan then renews at the regular price.
Does Proton Calendar have a nonprofit discount?
Reduced pricing for registered nonprofits. Registered nonprofits can request discounted pricing on Proton's business plans from the sales team. No fixed percentage is published.
Does Proton Calendar have a free trial?
No free trial was listed on proton.me, as read on Oct 5, 2026.
Is there a free version of Proton Calendar?
Yes. Proton Free: 3 personal calendars with end-to-end encryption and event invitations. No calendar sharing or booking pages, and the desktop app is a 14-day trial.
What is a cheaper alternative to Proton Calendar?
Of the tools we list as alternatives, Apple Calendar, Notion Calendar and Tuta Calendar start cheaper or have a free plan. Each one's own prices are on its page here.