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Calendars · head to head

Cron Calendar vs GanttPRO

Cron Calendar logo

Cron Calendar

Calendars

The next-generation calendar for professionals

From
Free
Rated
-
Full reviewWebsite
GanttPRO logo

GanttPRO

Project Management

Online Gantt chart software

From
$7/month
Rated
-
Full reviewWebsite

The short version

  • Only Cron Calendar has a free tier, so it costs nothing to try first.
  • Each has a real cost: Cron Calendar no longer sold as Cron. Notion acquired it and renamed it Notion Calendar, and cron.com now carries that banner; GanttPRO workload management, portfolios, reports and budget planning all require the Business plan at $17 per user per month
  • They diverge on capability: Cron Calendar covers Keyboard shortcuts, GanttPRO covers Gantt charts.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Cron Calendar and GanttPRO actually diverge.

Attributes where Cron Calendar and GanttPRO differ
AttributeCron CalendarGanttPRO
Starting priceFree$7/month
Free tierYesNo
PlatformsMacos, Windows, Ios, Android, WebWeb
CategoryCalendarsProject Management
Founded20162015

Identical on both: pricing model (subscription), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Cron Calendar

  • Keyboard shortcuts
  • Multi-timezone
  • Scheduling links
  • Team availability
  • Menu bar access
  • Google Calendar
  • Notion
  • Zoom

Only in GanttPRO

  • Gantt charts
  • Resource management
  • Time tracking
  • Dependencies
  • Export
  • Jira
  • Slack
  • Google Drive

Both cover

  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Cron Calendar

  • Keyboard-driven calendar for people living in their schedulenot GanttPRO
  • Managing several Google calendars in one viewnot GanttPRO
  • Scheduling links for meeting availabilitynot GanttPRO
  • Joining video calls from the menu barnot GanttPRO

GanttPRO

  • Building Gantt chart schedules with auto scheduling and dependenciesnot Cron Calendar
  • Planning resources and budgets against a project timelinenot Cron Calendar

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Cron Calendar

  • No longer sold as Cron. Notion acquired it and renamed it Notion Calendar, and cron.com now carries that banner
  • Tied to the Notion account system rather than standing alone

GanttPRO

  • Workload management, portfolios, reports and budget planning all require the Business plan at $17 per user per month
  • SAML SSO, custom roles and API access are Enterprise only at $25 per user per month
  • The Enterprise plan carries a 5 user minimum and requires an annual subscription
  • Custom fields and calendar view are excluded from the entry Core plan
  • Every published rate assumes annual billing, which the vendor prices 20% below monthly

Pricing, plan by plan

Cron Calendar

Free
  • FreeFree
    • Notion Calendar access
    • Basic calendar features
  • Plus$10/month
    • Notion Calendar included
    • Unlimited users
    • All Notion workspace features
  • Business$20/month
    • Notion Calendar included
    • Unlimited users
    • All Plus features
  • Enterprise$null/month
    • Notion Calendar included
    • Custom pricing
    • Unlimited users

GanttPRO

$7/month
  • Core$7/month
    • Annual billing (20% discount vs monthly)
    • Gantt charts, project calendar, auto scheduling
    • Unlimited virtual resources
  • Advanced$10/month
    • Annual billing
    • Overdue tasks, custom fields and filters
    • Calendar exceptions, custom project templates
  • Business$17/month
    • Annual billing
    • Workload management, portfolios and reports
    • Budget planning, time tracking
  • Enterprise$25/month
    • Annual billing (normally $35, 20% discount applied)
    • Minimum 5 users required
    • SAML SSO, custom roles and rights

Which should you pick?

Choose Cron Calendar if

  • You need keyboard shortcuts.
  • You want to start without paying.
  • You work on Macos, Windows, Ios, Android, Web.
  • You also want multi-timezone.
Cron Calendar review

Choose GanttPRO if

  • You need gantt charts.
  • You also want resource management.
GanttPRO review

Questions people ask

Is Cron Calendar or GanttPRO better?
Neither clearly leads. Cron Calendar starts at Free and GanttPRO at $7/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Cron Calendar or GanttPRO?
Cron Calendar has a free tier; the other does not. Paid plans start at Free for Cron Calendar and $7/month for GanttPRO.
Does Cron Calendar or GanttPRO run on more platforms?
Cron Calendar runs on Macos, Windows, Ios, Android, Web. GanttPRO runs on Web.
Can I use Cron Calendar for free?
Yes. Cron Calendar has a free tier, so you can try it without paying. GanttPRO starts at $7/month.
What is Cron Calendar best used for?
Cron Calendar is most often used for keyboard-driven calendar for people living in their schedule, managing several google calendars in one view, scheduling links for meeting availability, joining video calls from the menu bar. Of those, keyboard-driven calendar for people living in their schedule and managing several google calendars in one view are not what GanttPRO is typically brought in for.
What can Cron Calendar do that GanttPRO cannot?
Cron Calendar covers Keyboard shortcuts, Multi-timezone, Scheduling links, Team availability. GanttPRO covers Gantt charts, Resource management, Time tracking, Dependencies. Both handle Web support.

Answered from the vendors’ own pages

Cron Calendar: How much does Notion Calendar cost?

Notion Calendar is included at no additional cost with any Notion plan. The Free Notion plan includes Calendar at $0/month. Paid Notion plans start at $10/member/month for Plus and $20/member/month for Business, with Enterprise custom pricing.

Source
GanttPRO: What is GanttPRO's cheapest plan?

The Core plan starts at $7 per user per month with annual billing (20% discount vs monthly). It includes Gantt charts, project calendar, auto scheduling, and unlimited virtual resources.

Source
Cron Calendar: Is Notion Calendar free?

Notion Calendar is included free with all Notion plans, including the free tier. There is no separate pricing for the Calendar feature.

Source
GanttPRO: Does GanttPRO offer a free trial?

Yes, GanttPRO offers a 14-day free trial with full featured access and no credit card required. Large teams (20+ members) qualify for additional discounts, and nonprofits, students, and educators receive a 50% discount.

Source
Cron Calendar: What is the per-user cost for Notion Calendar?

Notion Calendar has no separate per-user cost as it is bundled into Notion's pricing. Free Notion accounts include it at $0/month. Plus plan is $10 per member/month and Business is $20 per member/month.

Source
GanttPRO: What is included in GanttPRO's Enterprise plan?

The Enterprise plan ($25/user/month annual billing; minimum 5 users) includes SAML SSO, custom roles and rights, product training, resource conversion, unlimited storage, and all features from lower tiers. Monthly billing for Enterprise costs $35/user/month (regularly, before discount).

Source
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