Is Fastmail or Proton cheaper?

Fastmail from €3 per user per month, billed annually (€4 monthly), Proton from $6.99 per user per month, billed annually ($7.99 monthly). The two are quoted on different bases, so compare the plan tables rather than the headline numbers.

Has Fastmail or Proton raised prices?

We only have current prices for Fastmail. We only have current prices for Proton.

How are Fastmail and Proton priced?

Fastmail: per seat, EUR per user per month, billed yearly. Proton: per seat, USD per user per month, billed yearly.

Fastmail vs Proton pricing

Fastmail from €3 per user per month, billed annually (€4 monthly), Proton from $6.99 per user per month, billed annually ($7.99 monthly). We only have Fastmail's current prices so far. We only have Proton's current prices so far.

Fastmail pricing

Proton pricing Add a third product

Fastmail vs Proton at a glance

Current list prices as last read from each pricing page.

Fastmail

Full analysis

Starts at: €3 per user per month, billed annually (€4 monthly)Basic, EUR per user per month, billed yearly
Top listed plan: €9 per user per month, billed annually (€10 monthly)Professional
Priced by: Per seat
Free plan: Not recorded
Price history: read Oct 2026
Price changes: unknown

Proton

Full analysis

Starts at: $6.99 per user per month, billed annually ($7.99 monthly)Mail Essentials, USD per user per month, billed yearly
Top listed plan: $19.99 per user per month, billed annually ($24.99 monthly)Workspace Premium
Priced by: Per seat
Free plan: Not recorded
Price history: read Oct 2026
Price changes: unknown

Exhibit 1

Fastmail vs Proton price history

We have a multi-year history for neither product yet; the other line shows the current price only.

Note: Fastmail: EUR per user per month, billed yearly. Proton: USD per user per month, billed yearly. Click a legend entry to add or hide a plan. Log scale.Source: live and archived pricing pages; SaaS Pricing Tracker analysis.

Show the data as a table

Observed	Fastmail Basic	Proton Mail Essentials
Oct 9, 2026	€3	$6.99

Plans side by side

Every plan currently listed, with the price it started at where we have it.

FastmailEUR per user per month, billed yearly

Plan	Price	Listed since
Basic	€3	Oct 2026
Standard	€5	Oct 2026
Professional	€9	Oct 2026

ProtonUSD per user per month, billed yearly

Plan	Price	Listed since
Mail Essentials	$6.99	Oct 2026
Workspace Standard	$12.99	Oct 2026
Workspace Premium	$19.99	Oct 2026

Fastmail vs Proton pricing questions

Is Fastmail or Proton cheaper?: Fastmail from €3 per user per month, billed annually (€4 monthly), Proton from $6.99 per user per month, billed annually ($7.99 monthly). The two are quoted on different bases, so compare the plan tables rather than the headline numbers.
Has Fastmail or Proton raised prices?: We only have current prices for Fastmail. We only have current prices for Proton.
How are Fastmail and Proton priced?: Fastmail: per seat, EUR per user per month, billed yearly. Proton: per seat, USD per user per month, billed yearly.