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Head-to-head · Calendar Apps

Google Calendar vs Proton Calendar

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Google Calendar #1 in Calendar Apps 9.4/10 Free plan · 14-day trial Free planFree trial✓ 4 of 4 features Try Google Calendar
Proton Calendar #6 in Calendar Apps 8.8/10 Free plan Free plan✓ 3 of 4 features Try Proton Calendar

Google Calendar leads on 0 checks, Proton Calendar on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGoogle Calendar · 9.4/10
  • Free planboth
  • Free trialonly Google Calendar
  • Most featuresGoogle Calendar · 4 of 4

Google Calendar scores higher on our rubric for calendar apps: 9.4 against 8.8 out of 10; our editors rank them #1 and #6.

On calendar sync, Google Calendar gives you Two_way where Proton Calendar offers One_way.

Google Calendar is the better fit for most individuals and Google Workspace teams. Proton Calendar is the better fit for privacy-focused users wanting free scheduling.

  • Google Calendar fits best

    Most individuals and Google Workspace teams

  • Proton Calendar fits best

    Privacy-focused users wanting free scheduling

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Side by side

Feature Google Calendar 9.4/10 Visit ↗ Proton Calendar 8.8/10 Visit ↗
At a glance
Editor score 9.4 8.8
Ranking #1 in Calendar Apps #6 in Calendar Apps
Best for Most individuals and Google Workspace teams Privacy-focused users wanting free scheduling
Pricing model Free plan + paid Free plan + paid
Starting price $7/user/mo —
Free plan ✓ ✓
Free trial 14 days —
Deployment Cloud, Mobile Cloud, Desktop, Mobile
Platforms Web, iOS, Android Web, Windows, macOS, Linux, iOS, Android
Support Community, Docs Email, Live chat, Docs
Integrations 5 integrations 6 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Google Calendar 4/4 · Proton Calendar 3/4
Shared calendars ✓ ✓
Time blocking ✓ (best) Not checked yet
Scheduling links ✓ ✓
Video meeting support ✓ ✓
Specs
Calendar sync Two_way One_way
Mobile apps Ios and android Ios and android
Our review
Pros
  • Free core access with personal Google Accounts
  • Shared calendars, booking pages, and two-way synchronization
  • Web, iOS, and Android apps with Google Meet integration
  • End-to-end encryption for calendar events
  • Free plan includes recurring events and invitations
  • Booking pages, sharing, and Proton Meet links
Cons
  • Some booking and Workspace features require eligible subscriptions
  • Enterprise pricing requires contacting sales
  • Advanced business capabilities are tied to Workspace plans
  • External calendar synchronization is one-way
  • Narrower integration set than general-purpose calendars
  • Calendar is bundled with Proton Mail plans
Our verdict

Google Calendar is an online calendar and scheduling application for individuals, teams, and organizations. It supports event and meeting scheduling, shared calendars with configurable permissions, multiple calendar views,…

Read the review →

Proton Calendar is an encrypted calendar service for individuals, families, and teams that want private event management. It supports event creation, recurring schedules, reminders, invitations, sharing, external calendar subscriptions,…

Read the review →
  1. Google CalendarCalendar Apps 9.4Free plan · 14-day trial
  2. Proton CalendarCalendar Apps 8.8Free plan

Strengths and trade-offs

  • Google Calendar — where it wins

    • Free core access with personal Google Accounts
    • Shared calendars, booking pages, and two-way synchronization
    • Web, iOS, and Android apps with Google Meet integration

    Where it doesn't

    • Some booking and Workspace features require eligible subscriptions
    • Enterprise pricing requires contacting sales
    • Advanced business capabilities are tied to Workspace plans
  • Proton Calendar — where it wins

    • End-to-end encryption for calendar events
    • Free plan includes recurring events and invitations
    • Booking pages, sharing, and Proton Meet links

    Where it doesn't

    • External calendar synchronization is one-way
    • Narrower integration set than general-purpose calendars
    • Calendar is bundled with Proton Mail plans

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update