Calendar.com
8.8#4 in appointment scheduling softwareFrom $20 a monthFree planAndroidiOSWebAPI
VisitCalendar.com vs Sign In Scheduling
Sign In Scheduling
6.9#90 in appointment scheduling softwareWeb
VisitWhat both publish
| Fact | Calendar.com | Sign In Scheduling |
|---|---|---|
| Calendar sync | Calendar lists Google, Outlook, iCloud, Exchange, and CalDAV calendar syncing. | Real-time calendar sync with Google Calendar and Outlook keeps availability accurate and prevents double bookings. |
| Company history | Calendar says it was founded in 2018 and has users in 140+ countries. | Sign In App says customizable appointment scheduling was added through its November 2023 acquisition of 10to8 Ltd. |
| Integrations | Listed integrations include Zoom, Microsoft Teams, Google Meet, Stripe, Zapier, HubSpot, Salesforce, Slack, Webex, and GoTo Meeting. | Scheduling advertises calendar sync with Google Calendar and Outlook; the platform pricing page also lists Azure AD/Entra ID, Google Workspace, Microsoft Teams, Slack, custom webhooks, and an API. |
| Security | Its security page states that stored data uses 256-AES encryption and transmitted data uses 128-bit SSL encryption. | The maker states that Sign In App is SOC 2 Type II and ISO 27001 certified and encrypts data in transit using TLS 1.2/1.3. |
| Support | Standard includes email and chat support, Pro includes expedited support, and Enterprise includes a dedicated account partner and onboarding specialists. | The pricing page lists email and chat support on Core, priority support on Enhanced and Pro, and telephone support on Pro. |
Calendar.com plans
- FreeFree
- Standard$20 a month
- Pro$30 a month
- EnterprisePriced on request
- IndividualFree
- Teams trialFree
Sign In Scheduling plans
- Scheduling add-on—
- Scheduling — Appointment booking£360 a year
Pick Calendar.com if…
Calendar.com suits individuals who want ongoing free access and teams that need shared scheduling, booking, and calendar connections. Its higher-tier options address teams needing more users or additional security and support controls.
Pick Sign In Scheduling if…
You want what its maker publishes above — check its page for the details.