# Cal.com vs Happenstance AI

Cal.com and Happenstance AI both sit at 4.9 stars, but that hides the real split: 100% of Happenstance AI's written reviews are positive against 55% of Cal.com's. Cal.com's advantage is in-app purchases (none vs 2) and ratings volume (214 vs 13). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Happenstance AI sells 2 in-app purchases, starting at $29.99 per month. Cal.com asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Cal.com against 5.0 for Happenstance AI. That said, the two scores are not equally well evidenced: Cal.com has 214 ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 55% of Cal.com's written reviews are positive against 100% of Happenstance AI's.

Cal.com ships an update every 3 weeks, Happenstance AI every 6 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Cal.com | Happenstance AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (214 ratings)](https://appshunter.io/ios/app/calcom/id6757157271/reviews) | **[5.0 (13 ratings)](https://appshunter.io/ios/app/happenstance-ai/id6776004018/reviews)** |
| Number of ratings | **214** | 13 |
| Positive reviews | 54.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | **Free** | Freemium |
| Size | 41 MB | 47 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Cal.com, Inc.](https://appshunter.io/developer/1864941554) | [Happenstance, Inc.](https://appshunter.io/developer/6776004440) |

## What reviewers say

### Cal.com

[App page](https://appshunter.io/ios/app/calcom/id6757157271)

This mobile app simplifies meeting scheduling on the go. It allows users to book, reschedule, and cancel appointments with ease, syncing with their existing calendars and providing real-time availability. Smart notifications help users stay organized with upcoming events.

**Highlights:** Instant scheduling on mobile, Real-time calendar sync, Smart event notifications, Seamless integration with tools, Reschedule and cancel meetings

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Happenstance AI

[App page](https://appshunter.io/ios/app/happenstance-ai/id6776004018)

This AI-powered agent helps you leverage your network to generate opportunities. Describe who you're looking for, and it will find relevant people, introductions, and paths to reach them. Stop relying on cold outreach and discover hidden connections.

**Highlights:** AI-powered network search, Natural language search queries, Discover warm introductions, Explore relationships and connections, Save searches and get updates, Find relevant people and opportunities

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Happenstance Pro (Monthly) | $29.99 | per month |
| Happenstance Pro (Yearly) | $289.99 | per year |


## Frequently asked questions

### Is Cal.com free?

Cal.com is free to download, with no in-app purchases.

### Is Happenstance AI free?

Happenstance AI is free to download, with in-app purchases available.

### Which has better reviews, Cal.com or Happenstance AI?

Happenstance AI is rated higher. Cal.com averages 4.9 out of 5 from 214 ratings, while Happenstance AI averages 5.0 from 13 ratings.

### Do Cal.com or Happenstance AI have ads?

Neither Cal.com nor Happenstance AI shows ads.

### Which is updated more often, Cal.com or Happenstance AI?

Cal.com ships an update every 3 weeks, and Happenstance AI every 6 weeks. Most recently, Cal.com was updated on October 24, 2026 and Happenstance AI on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*