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Head-to-head · Calendar Apps

Google Calendar vs KOrganizer

  • 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
KOrganizer #8 in Calendar Apps 8.6/10 Free plan Free plan✓ 1 of 4 features Visit KDE

Google Calendar leads on 0 checks, KOrganizer 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 8.6 out of 10; our editors rank them #1 and #8.

Google Calendar is the better fit for most individuals and Google Workspace teams. KOrganizer is the better fit for linux users needing open-source group calendaring.

  • Google Calendar fits best

    Most individuals and Google Workspace teams

  • KOrganizer fits best

    Linux users needing open-source group calendaring

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Side by side

Feature Google Calendar 9.4/10 Visit ↗ KOrganizer 8.6/10 Visit ↗
At a glance
Editor score 9.4 8.6
Ranking #1 in Calendar Apps #8 in Calendar Apps
Best for Most individuals and Google Workspace teams Linux users needing open-source group calendaring
Pricing model Free plan + paid Free
Starting price $7/user/mo Free plan
Free plan ✓ ✓
Free trial 14 days —
Deployment Cloud, Mobile Desktop
Platforms Web, iOS, Android Linux
Support Community, Docs Community, Docs, Email
Integrations 5 integrations 8 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features Google Calendar 4/4 · KOrganizer 1/4
Shared calendars ✓ ✓
Time blocking ✓ (best) Not checked yet
Scheduling links ✓ (best) Not checked yet
Video meeting support ✓ (best) Not checked yet
Specs
Calendar sync Two_way Two_way
Mobile apps Ios and android Not checked yet
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
  • Free and open source under the GPL-2.0-or-later license
  • Group scheduling includes invitations, responses, and free/busy data
  • Supports CalDAV, Google Calendar, Nextcloud, Kolab, and more
Cons
  • Some booking and Workspace features require eligible subscriptions
  • Enterprise pricing requires contacting sales
  • Advanced business capabilities are tied to Workspace plans
  • Officially available only as a Linux desktop application
  • No mobile apps for calendar access away from the desktop
  • Does not include verified booking links or time-blocking tools
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 →

KOrganizer is KDE’s calendar and scheduling component for Kontact, designed for Linux desktop users who need more than basic event entry. It brings together events, to-dos, journals, reminders, recurring appointments, multiple calendars,…

Read the review →
  1. Google CalendarCalendar Apps 9.4Free plan · 14-day trial
  2. KOrganizerCalendar Apps 8.6Free 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

  • KOrganizer — where it wins

    • Free and open source under the GPL-2.0-or-later license
    • Group scheduling includes invitations, responses, and free/busy data
    • Supports CalDAV, Google Calendar, Nextcloud, Kolab, and more

    Where it doesn't

    • Officially available only as a Linux desktop application
    • No mobile apps for calendar access away from the desktop
    • Does not include verified booking links or time-blocking tools
  • Google Calendar9.4/10 · Free plan · 14-day trial

    A versatile calendar for personal schedules and Google Workspace collaboration.

    Try Google CalendarFull verdict →
  • KOrganizer8.6/10 · Free plan

    A capable Linux group calendar for users who value open standards and source freedom.

    Visit KDEFull verdict →

More comparisons

All calendar apps comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update