# Klappo vs Cal.com

The clearest difference is price: Cal.com at Free against Klappo's $2.99. Cal.com also leads on iOS requirement (15.1 vs 17.6). Klappo's advantage is update cadence (daily vs every 3 weeks). On ads, in-app purchases and device support there is nothing between them.

Cal.com is free to download; Klappo costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Klappo ships an update daily, Cal.com every 3 weeks. The most recent releases landed on September 6, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Klappo | Cal.com |
| --- | --- | --- |
| Price | $2.99 | **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 | **Daily** | Every 3 weeks |
| Monetization | — | Free |
| Size | 1 MB | 41 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Miguel Furst](https://appshunter.io/developer/1305230795) | [Cal.com, Inc.](https://appshunter.io/developer/1864941554) |

## What reviewers say

### Klappo

[App page](https://appshunter.io/ios/app/klappo/id6751212166)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Klappo free?

Klappo costs $2.99, with no in-app purchases.

### Is Cal.com free?

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

### Do Klappo or Cal.com have ads?

Neither Klappo nor Cal.com shows ads.

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

Klappo ships an update daily, and Cal.com every 3 weeks. Most recently, Klappo was updated on September 6, 2026 and Cal.com on September 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.*