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Head-to-head · Appointment Scheduling Software

Cal.com vs DayOtter

  • Updated Oct 2026
  • Both researched from official sources
  • 7 checks side by side
Higher score Cal.com #2 in Appointment Scheduling Software 9.2/10 Free plan · 14-day trial Free planFree trial✓ 5 of 5 features Visit Cal.com
DayOtter #64 in Appointment Scheduling Software 3.7/10 Free plan Free plan✓ 5 of 5 features Visit DayOtter

Cal.com leads on 0 checks, DayOtter on 1, and 6 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreCal.com · 9.2/10
  • Lowest starting priceDayOtter · $9/seat/mo
  • Free planboth
  • Free trialonly Cal.com

Cal.com scores higher on our rubric for appointment scheduling software: 9.2 against 3.7 out of 10; our editors rank them #2 and #64.

DayOtter is cheaper to start at $9/user/mo against $12/user/mo.

Cal.com is the better fit for technical teams wanting flexible scheduling. DayOtter is the better fit for open-source scheduling with AI assistance.

  • Cal.com fits best

    Technical teams wanting flexible scheduling

  • DayOtter fits best

    Open-source scheduling with AI assistance

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Cal.com 9.2/10 Visit ↗ DayOtter 3.7/10 Visit ↗
At a glance
Editor score 9.2 3.7
Ranking #2 in Appointment Scheduling Software #64 in Appointment Scheduling Software
Best for Technical teams wanting flexible scheduling Open-source scheduling with AI assistance
Pricing model Free plan + paid Free plan + paid
Starting price $12/user/mo $9/seat/mo (best)
Free plan ✓ ✓
Free trial 14 days —
Deployment Cloud, Self-hosted, Desktop, Mobile, Browser extension Cloud, Self-hosted, Mobile
Platforms Web, Windows, macOS, Linux, iOS, Android, Chrome extension Web, Android
Support Email, Docs Community, Docs
Integrations 100+ integrations 11 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features Cal.com 5/5 · DayOtter 5/5
Booking pages ✓ ✓
Group booking ✓ ✓
Round-robin scheduling ✓ ✓
Automated reminders ✓ ✓
Payment collection ✓ ✓
Specs
Calendar sync Two-way Two-way
Our review
Pros
  • Free plan includes unlimited event types and calendars
  • Two-way sync, routing forms, payments, and team scheduling
  • Embeds, APIs, mobile apps, and 100+ app integrations
  • Free plan includes unlimited event types and booking pages
  • Self-hosted edition unlocks Pro features under AGPLv3
  • Supports routing, round-robin scheduling, reminders, payments, and CRM sync
Cons
  • The Free plan supports only 1 user
  • Paid prices shown apply to annual billing
  • Advanced organization controls require the Organizations plan
  • Hosted Pro costs $9 per seat per month
  • Self-hosting requires customer-managed infrastructure and credentials
  • Platform coverage centers on web, Android, self-hosting, and API access
Our verdict

Cal.com is appointment and meeting scheduling software for individuals, teams, businesses, and developers building scheduling into applications. It connects with calendars, checks availability, publishes booking pages, collects payments,…

Read the review →

DayOtter is an appointment scheduling platform for individuals and teams that need shareable booking pages, calendar coordination, reminders, group polls, and team scheduling. Its booking pages support intake questions, buffers, recurring…

Read the review →
  1. Cal.comAppointment Scheduling Software 9.2Free plan · 14-day trial
  2. DayOtterAppointment Scheduling Software 3.7Free plan

Strengths and trade-offs

  • Cal.com — where it wins

    • Free plan includes unlimited event types and calendars
    • Two-way sync, routing forms, payments, and team scheduling
    • Embeds, APIs, mobile apps, and 100+ app integrations

    Where it doesn't

    • The Free plan supports only 1 user
    • Paid prices shown apply to annual billing
    • Advanced organization controls require the Organizations plan

  • DayOtter — where it wins

    • Free plan includes unlimited event types and booking pages
    • Self-hosted edition unlocks Pro features under AGPLv3
    • Supports routing, round-robin scheduling, reminders, payments, and CRM sync

    Where it doesn't

    • Hosted Pro costs $9 per seat per month
    • Self-hosting requires customer-managed infrastructure and credentials
    • Platform coverage centers on web, Android, self-hosting, and API access
  • Cal.com9.2/10 · Free plan · 14-day trial

    A flexible scheduler with free basics, team routing, payments, and developer tools.

    Visit Cal.comFull verdict →
  • DayOtter3.7/10 · Free plan

    A flexible scheduler with a free tier, self-hosting, team routing, and AI assistance.

    Visit DayOtterFull verdict →

More comparisons

All appointment scheduling software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update