# Cal.com vs Smart Comms Hub

The clearest difference is update cadence: Smart Comms Hub at every 2 days against Cal.com's every 3 weeks. Cal.com's advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cal.com ships an update every 3 weeks, Smart Comms Hub every 2 days. The most recent releases landed on October 12, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Cal.com | Smart Comms Hub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (126 ratings)](https://appshunter.io/ios/app/calcom/id6757157271/reviews)** | — |
| Number of ratings | **126** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 41 MB | 5 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Cal.com, Inc.](https://appshunter.io/developer/1864941554) | [Didac Fernandez Girona](https://appshunter.io/developer/6800543904) |

## 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


### Smart Comms Hub

[App page](https://appshunter.io/ios/app/smart-comms-hub/id6800543902)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cal.com free?

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

### Is Smart Comms Hub free?

Smart Comms Hub is free to download, with no in-app purchases.

### Do Cal.com or Smart Comms Hub have ads?

Neither Cal.com nor Smart Comms Hub shows ads.

### Which is updated more often, Cal.com or Smart Comms Hub?

Cal.com ships an update every 3 weeks, and Smart Comms Hub every 2 days. Most recently, Cal.com was updated on October 12, 2026 and Smart Comms Hub on September 30, 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.*