Softwr

Scheduling · head to head

Calendly vs GanttPRO

Calendly logo

Calendly

Scheduling

Scheduling automation platform for eliminating back-and-forth

From
Free
Rated
-
Full reviewWebsite
GanttPRO logo

GanttPRO

Project Management

Online Gantt chart software

From
$7/month
Rated
-
Full reviewWebsite

The short version

  • Only Calendly has a free tier, so it costs nothing to try first.
  • Each has a real cost: Calendly the free plan allows one event type and one calendar connection, so it cannot handle different meeting formats; GanttPRO workload management, portfolios, reports and budget planning all require the Business plan at $17 per user per month
  • They diverge on capability: Calendly covers Calendar sync, GanttPRO covers Gantt charts.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Calendly and GanttPRO actually diverge.

Attributes where Calendly and GanttPRO differ
AttributeCalendlyGanttPRO
Starting priceFree$7/month
Pricing modelUnknownsubscription
Free tierYesNo
PlatformsWeb, iOS, AndroidWeb
CategorySchedulingProject Management
Founded20132015

Identical on both: 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 Calendly

  • Calendar sync
  • Automated scheduling
  • Custom availability
  • Time zone detection
  • Reminder emails
  • Buffer time
  • Meeting polls
  • Embed on website

Only in GanttPRO

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

Both cover

  • Slack

What people use each for

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

Calendly

  • Sales meetingsnot GanttPRO
  • Interview schedulingnot GanttPRO
  • Customer callsnot GanttPRO
  • Office hoursnot GanttPRO
  • Webinar registrationnot GanttPRO

GanttPRO

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

Where each one falls short

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

Calendly

  • The free plan allows one event type and one calendar connection, so it cannot handle different meeting formats
  • Automated reminders and multiple calendars need Standard at $10 per seat per month
  • Round-robin routing, lead qualification and Salesforce integration require Teams at $16 per seat per month
  • SAML single sign-on, audit logs and domain control are Enterprise only, starting at $15,000 a year
  • Advertised prices are the annual rates

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

Calendly

Free
  • FreeFree
    • 1 event type
    • 1 calendar connection
    • Basic confirmation email
  • Standard$10/month
    • Unlimited event types
    • Multiple calendars (up to 6)
    • Integrations with HubSpot, Mailchimp, Stripe, PayPal
  • Teams$16/month
    • All Standard features
    • Salesforce integration
    • Round-robin meetings
  • Enterprise$15000/year
    • All Teams features
    • Salesforce routing lookup
    • Microsoft Dynamics 365

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 Calendly if

  • You need calendar sync.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want automated scheduling.
Calendly review

Choose GanttPRO if

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

Questions people ask

Is Calendly or GanttPRO better?
Neither clearly leads. Calendly 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, Calendly or GanttPRO?
Calendly has a free tier; the other does not. Paid plans start at Free for Calendly and $7/month for GanttPRO.
Does Calendly or GanttPRO run on more platforms?
Calendly runs on Web, iOS, Android. GanttPRO runs on Web.
Can I use Calendly for free?
Yes. Calendly has a free tier, so you can try it without paying. GanttPRO starts at $7/month.
What is Calendly best used for?
Calendly is most often used for sales meetings, interview scheduling, customer calls, office hours. Of those, sales meetings and interview scheduling are not what GanttPRO is typically brought in for.
What can Calendly do that GanttPRO cannot?
Calendly covers Calendar sync, Automated scheduling, Custom availability, Time zone detection. GanttPRO covers Gantt charts, Resource management, Time tracking, Dependencies. Both handle Slack.

Answered from the vendors’ own pages

Calendly: Does the free tier include automatic reminders?

No. The free plan only includes a basic confirmation email when someone books. Automated reminder workflows, SMS reminders, and follow-up sequences require the Standard plan ($10/month or higher).

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
Calendly: Can I offer multiple meeting types on the free plan?

Only one event type can be active at a time. You can create multiple event types, but only one booking link works simultaneously. Switching between different meeting lengths requires manually activating another event type.

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
Calendly: Does Calendly work with Apple Calendar and iCloud?

No longer for new users. As of August 20, 2024, new users cannot connect iCloud or Apple Calendar. Existing connections continue to work, but Calendly ended support for new Apple Calendar integrations citing Apple's security changes.

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
Calendly: What platforms can I use Calendly on?

Calendly is available on Web, iOS, and Android. Browser extensions are available for Safari. There are no dedicated Windows or Mac desktop applications.

Source
Calendly: What does the Standard plan ($10/month) add over free?

Unlimited event types, multiple calendar connections (up to 6), integrations with HubSpot, Mailchimp, Salesforce, Stripe, PayPal, Zapier, and webhooks, plus automated reminders and email sequences.

Source
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