Cal.com

Scheduling infrastructure for absolutely everyone

★★★★★ 4.8/5
FactScore™ 91.3
VS

Zerve AI

What if Jupyter + Figma + VSCode had a baby?

★★★★★ 5.0/5
FactScore™ 77.8

Updated February 2026

Cal.com Zerve AI
Rating 4.8★ 5.0★
Reviews 79 35
Pros 20 0
FactScore™ 91.3 77.8

FactScore™ Comparison

FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.

👑
91.3
Cal.com FactScore™
★ Cal.com wins on FactScore™
77.8
Zerve AI FactScore™

Pros & Cons

Only in Cal.com — Pros

Easy to use Open source Beautiful interface Seamless integration Advanced customization Customer support Generous free plan Self-hosting Fast product development Integration with Google Calendar Active community Customizable reminders Integration with Outlook Open API Video calling solution White-labeling Branding removed in free plan Dark mode Integration with Microsoft 365 Integration with Stripe

Both tools — Pros

Only in Zerve AI — Pros

No unique pros listed

Only in Cal.com — Cons

Customer support Integration with Google Calendar Lack of MS Exchange 2019 support Slow video connection Unclear open source features

Both tools — Cons

Only in Zerve AI — Cons

Details

Cal.com Zerve AI
Categories Team collaboration software, Scheduling software Project management software, Team collaboration software, Data analysis tools, Data visualization tools, AI Infrastructure Tools
Platforms Web · iOS · Android Web
Became Popular April 15, 2021 January 30, 2024
Website cal.com zerve.ai

Who Should Pick Which?

Choose Cal.com if...

  • Easy to use
  • Open source
  • Beautiful interface

Choose Zerve AI if...

  • No unique pros listed

With a FactScore™ of 91.3 vs 77.8, Cal.com leads in community reception. Cal.com uniquely offers Easy to use and Open source, while Zerve AI stands out for No unique pros listed.

3

What Users Say

Cal.com

G
Gaurav Sep 23, 2022
★★★★☆

I really like the UX and ease of the product but have faced a challenge with cal video experience: Pro: - The scheduling page looks quite decent and the best part is in the free plan, branding is r...

J
Joseph Jul 5, 2024
★★★★★

Cal.com is proving invaluable in streamlining my workflow, especially in the areas of hiring, scheduling sales calls, and managing my daily juggling of tasks. By integrating all my calendars, it en...

S
Saba Apr 17, 2025
★★★★★

Scheduling user interviews became 10x faster (and cheaper) after switching to Cal. Many links, all customizable, I still don't know how it's free. I used to use Calendly before, and even tried Goog...

Zerve AI

Y
YC Apr 15, 2024
★★★★★

This is a phenomenon concept! Just curious, how does deployment process work for multiple different languages and coding environments?

P
Preethi Jan 31, 2024
★★★★★

It is the best app to be used across different teams working on same solution. As a quality R&D manager, I feel this helps to develop and validate end to end solutions. Looking forward to utili...

A
Amelia May 12, 2024
★★★★★

With its Figma-like collaboration features and VSCode-esque engineering controls, teams can collaborate safely and efficiently. Plus, the ability to parallelize code blocks eliminates the wait time...

Frequently Asked Questions

Which is better, Cal.com or Zerve AI?

Based on FactScore™, Cal.com leads with a score of 91.3 vs 77.8. Cal.com has a higher rating of 4.8★ compared to 5.0★.

What are the pros of Cal.com compared to Zerve AI?

Cal.com uniquely offers: Easy to use, Open source, Beautiful interface, Seamless integration, Advanced customization.

What are the pros of Zerve AI compared to Cal.com?

Zerve AI uniquely offers: No unique pros listed.

Is Cal.com better rated than Zerve AI?

Cal.com is rated 4.8★ from 79 reviews. Zerve AI is rated 5.0★ from 35 reviews.

What is the FactScore™ of Cal.com and Zerve AI?

FactScore™ weighs rating and review volume together. Cal.com scores 91.3 and Zerve AI scores 77.8.

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