Cal.com

Cal.com

Cal.com is an open-source scheduling platform that provides customizable booking pages for individuals and organizations. It supports unlimited event types, calendar sync across 100+ integrations, and built-in workflows for reminders and follow-ups. The platform includes Cal Video for conferencing, Stripe/PayPal payment processing, and API access for developers to embed scheduling into their apps. It is designed for sales teams, healthcare providers, and anyone needing a flexible, privacy-focused booking system with HIPAA and SOC 2 compliance.

Productivity
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Added on
Sep 21, 2026
Open-SourceScheduling PlatformAPI FirstSelf-HostableTeam SchedulingPayments
Product information

Everything worth knowing about Cal.com

The complete picture — from everyday features to the technical detail builders and IT folks dig for.

Core features

What it actually does

Unlimited Event Types & Calendars
Create and manage an unlimited number of bookable events and connect multiple calendar sources.
Workflows & Automation
Automate scheduling, reminders, and follow-ups with custom workflows.
Payments Integration
Accept Stripe and PayPal payments directly for bookings.
Video Conferencing (Cal Video)
Built-in video conferencing for your meetings, powered by Cal Video.
Routing & Round-Robin
Intelligent lead routing, round-robin scheduling, and collective event types for teams.
Technical capabilities
API & Embeds
RESTful API v2 with OAuth and API key authentication, plus embeddable scheduling atoms for React.
Compliance & Security
SOC 2 Type II, HIPAA, ISO 27001, GDPR compliant with SAML SSO and SCIM for organizations.
Must watch videos
What is Cal AI
1:14
Tutorial1:14
What is Cal AI
📱 Tired of tracking calories manually? Say hello to Cal AI – the AI-powered calorie tracker that makes healthy eating effortless! Just snap a photo of your meal and get instant nutrition info. 🔍🥗 In this video, I review Cal AI, a smart calorie tracking app available on iOS and Android that uses artificial intelligence to break down your meals by calories, macros, and nutrients in seconds. Whether you’re a gym rat 🏋️‍♂️, busy professional 💼, or just want to eat cleaner 🍽️ – Cal AI can help. ⏱️ Timestamps included! Jump to the part you need: ✅ What is Cal AI and how does it work? ✅ Full tutorial on using the app ✅ Features, pricing & pros/cons 🔥 Key Features: 📸 Snap photos of meals for automatic breakdown 🧠 AI analyzes volume, portions & ingredients 📦 Barcode & label scanner for packaged food 💬 Describe feature for complex meals 📊 Personalized goals, reminders & fixes 💰 Available for FREE on the App Store & Google Play 🔓 Premium features require a subscription (typical in-app purchase model) ⚠️ Note: Cal AI does not provide medical advice. Always consult a healthcare professional before changing your diet. 👇 Got questions about Cal AI or want a deep dive into another AI tool? Drop a comment & I’ll cover it in a future video! 🔔 Subscribe for more AI reviews, tutorials & tool breakdowns every week! #CalAI #AItools #FitnessApp #NutritionTracker #CalorieTracking #HealthTech #MealTracking #AIreview #iOSApps #AndroidApps #SmartHealth #DietTracking #AIpoweredapps #FitnessGoals #TechReview 🍏 Thanks for watching!
I Tested The Accuracy Of Cal AI (SHOCKING)
5:42
Tutorial5:42
I Tested The Accuracy Of Cal AI (SHOCKING)
TikTok: braden.schroeder7 Instagram: braden.schroeder17 Business Inquiries - bmschroeder7@gmail.com Hi I'm Braden, I have created this channel to build a community of like minded individuals that want to continue to push themselves and grow mentally and physically everyday. If you enjoy my content it would go a long way if you hit the like button and maybe even consider subscribing. Thank you! Music:
Meet The Marketing Genius Behind Cal AI
51:43
Tutorial51:43
Meet The Marketing Genius Behind Cal AI
Start building & deploying paywalls in 10 minutes flat: https://superwall.com/ Create mobile apps by chatting with AI: Get 20% off your first month https://rork.com/?ref=SUPERWALL Private dinners for $100k/mo app founders: https://75v4gfh4e3l.typeform.com/to/CgZbJWb6 Spy on outlier TikToks that went viral promoting apps: https://spytok.com/ Join a community of world class consumer app founders and growth hackers: https://joinconsumerclub.com/ Hosted & produced by Joseph Choi: https://twitter.com/JosephKChoi Interviewee Twitter: https://twitter.com/ Timestamps: 0:00 Fixing Chairs to 60 Million: The Cal AI Story 9:35 The Minimum View Clause: Negotiating Against Creator Egos 12:19 Why Our CPMs Got Cheaper: Saturation and the Seven Touch Rule 17:28 Niches That Converted: Gym Bros, Moms, and Mukbangs 20:44 The 15 Second Rule: Why Seamless Beats Ads 34:35 Two Thousand Emails a Day: Inside the Outreach Machine You have watched an app take over your feed and assumed it was luck, one video that happened to pop. The truth is far more boring and far more brutal, and almost nobody who has actually done it will say it out loud. I spent two years building the influencer machine behind Cal AI, taking it from about 20 creators to more than 200 posting at once while the app peaked at 60 million dollars a year, and here I pull back the curtain on exactly how it ran. I show you the golden moment we built every deal around, why our best converting videos barely mentioned the app, and the 15 second rule behind every post. I break down the minimum view clause that let creators set our own floor, the CPM math that made us more profitable as the niche saturated, the niches that printed, and why recipe and mukbang content never converted. Then I cover the outreach machine, 25 assistants sending 2,000 emails a day, 220,000 creators contacted to sign roughly 2,000 of them, the referral bonuses that got us past agents, and where I would put my money now.

Who uses it

Real use cases, no hype
SaaS Platform Scheduling
Embed scheduling directly into your app using React Atoms or the API, allowing users to book with other users or your team.
Enterprise Sales & Support
Implement round-robin lead distribution, attribute-based routing, and CRM sync for high-volume sales or support teams.
Healthcare & Telehealth
HIPAA-compliant patient scheduling with encrypted data storage and secure booking workflows for medical practices.
Consulting & Professional Services
Accept payments for appointments, manage collective events with multiple team members, and automate reminders.
Internal Team Coordination
Manage shared team calendars, out-of-office schedules, and internal meeting slots with centralized admin controls.
Marketing & Lead Generation
Create customizable booking links for campaigns, integrate with ad platforms, and track booking analytics.
Self-Hosted Solution
Deploy the open-source version via Docker for complete data ownership and customization on your own infrastructure.
What's great
  • Comprehensive free tier with unlimited event types, calendars, and workflows.
  • Extensive integration ecosystem with 100+ apps and native Cal Video.
  • Highly customizable booking pages with embeds, branding, and routing forms.
  • Built-in payment collection via Stripe and PayPal integrations.
Technical strengths
  • Developer-first platform with React Atoms, OAuth, and a robust API.
  • Enterprise-grade security and compliance (SOC 2, HIPAA, GDPR, ISO 27001).
  • Self-hosted option available for full control and data sovereignty.
Where it falls short
  • Free plan lacks team features like round-robin scheduling and branding removal.
  • API rate limits can be restrictive (120 req/min) without custom enterprise deals.
  • Advanced routing and organization controls require expensive Organization/Enterprise tiers.
  • Premium username add-on ($29/month) feels like an unnecessary upsell.
  • UI customization, while possible, isn't as drag-and-drop as some competitors.
Technical limitations
  • Platform API is deprecated for new signups, creating migration complexity.
  • Learning curve for developers integrating Atoms or OAuth compared to simpler tools.
For technical folks

The deep-dive specs

FAQ

Includes technical Q&A
Yes, the free plan is robust for individuals. It includes unlimited event types and calendars, email/SMS notifications, 100+ app integrations, mobile and browser apps, Stripe/PayPal payments, and Salesforce/HubSpot sync.

Traffic Insights

Monthly Visits

—

October 2026

Growth Rate

0%

vs last month

Dominance

0%

in Productivity

Top Country

—

Top Countries Breakdown

—

Growth Trend

Stable

Traffic has remained stable.

Honest pricing

No sneaky tiers, no “contact sales”

Here's who each plan is actually for — and where the hidden charges might hit.

Free
Free

Individuals

  • 1 user
View Full Plans & Pricing on Cal.com

Official pricing, checkout, and plan upgrades are handled directly on cal.com.

Reviews

What the internet actually thinks

Data refreshed weekly. No paid placements.

Trustpilot
Not reviewed yet
G2
G2
Not reviewed yet
C
Capterra
Not reviewed yet
Product Hunt
Not reviewed yet
COMMUNITY COMMENTS

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