Proton Free
Free
- Storage space: 1 GB
- Users: 1 user
- Encrypted email address: 1 address
Proton vs Keeper Security Pricing Comparison
Comparing historical price movements, current plan features, and price change logs for Proton and Keeper Security.
Proton
Full Proton history →1 dated pricing states tracked since 2026. Entry pricing in the latest mapped state starts at $9.99/mo.
Keeper Security
Full Keeper Security history →15 dated pricing states tracked since 2015. Entry pricing in the latest mapped state starts at $2/mo.
Coverage last checked Proton: 2026-03-02; Keeper Security: 2026-08-04. Verify current offers on the vendors' pricing page and pricing page. Read the methodology and limitations.
Executive pricing summary
SaasTrack has logged historical pricing snapshots for both Proton and Keeper Security in the Security software category. Currently, Proton entry pricing starts at $9.99/mo across 5 plans, while Keeper Security entry pricing starts at $2/mo across 3 plans. Over the tracking period, Proton has recorded 34 price adjustments compared to 102 for Keeper Security.
Proton vs Keeper Security Key Metrics Table
| Comparison Metric | Proton | Keeper Security |
|---|---|---|
| Starting Entry Price | $9.99/mo | $2/mo |
| Active Plan Count | 5 plans | 3 plans |
| Logged Price Changes | 34 changes | 102 changes |
| Tracking Since | 2026 | 2015 |
| Market Category | Security | Security |
Merged Price History Chart
ProtonvsKeeper SecurityUnified Price Chart
Proton is blue. Keeper Security is orange. Filter by window and plan with the controls below.
latest · 2026-12-08
Keeper Security: Dedicated Secure Cloud — quoted on request, never listed with a price.
Proton plans today
Duo
Contact sales
- Storage space: 2 TB
- Users: 2 users
- Custom email domains: 3 domains
- Extra email addresses: 30 addresses
Proton Unlimited
Contact sales
- Storage space: 500 GB
- Users: 1 user
- Custom email domains: 3 domains
- Extra email addresses: 15 addresses
Pricing timeline2 changes since Sep 2022
Todaylive prices
Keeper Security plans today
Business Starter
$2 /user/mo
- users: 5 seats
Credential sharing and autofill · Encrypted vault and admin console
Business
$4 /user/mo
All Business Starter features · Shared team folders
Enterprise
Contact sales
Advanced provisioning · Role-based access control
Pricing timeline15 changes since Feb 2015
Todaylive prices
Proton recent price changes
Proton change log
| When | Event | What changed |
|---|---|---|
| 2026-03-02 | Plan added | Duo |
| 2026-03-02 | Plan removed | Mail Plus |
Keeper Security recent price changes
Keeper Security change log
| When | Event | What changed |
|---|---|---|
| 2026-08-04 | Price up | Business: 3.75 → 4 (monthly) |
Frequently asked questions
Which is cheaper, Proton or Keeper Security?
Entry pricing for Proton starts at $9.99/mo, while Keeper Security entry pricing starts at $2/mo. Check the interactive timeline chart above to compare plan features and seat pricing side by side.
How frequently do Proton and Keeper Security adjust their prices?
SaasTrack has logged 34 price modifications for Proton since 2026 and 102 price modifications for Keeper Security since 2015.
Can I track future price increases for Proton and Keeper Security?
Yes, creating a free account on SaasTrack allows you to set automated watchlist alerts whenever Proton, Keeper Security, or other competitors update their plans.
Are historical price change logs free to view for Proton vs Keeper Security?
Yes! All historical pricing charts, active plan feature breakdowns, and change logs for both Proton and Keeper Security are 100% free to view on SaasTrack without creating an account.
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