# Kantan vs Zenmon

The clearest difference is in-app purchases: Kantan at none against Zenmon's 1. Kantan also leads on iOS requirement (13.0 vs 15.1). Zenmon's advantage is update cadence (daily vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Zenmon sells 1 in-app purchase, starting at $2.99 per month. Kantan asks for nothing beyond the download.

Kantan ships an update every 3 months, Zenmon daily. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Kantan | Zenmon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Size | 35 MB | 34 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sigma Digital s.r.o.](https://appshunter.io/developer/1123928326) | [Tomoya Takeuchi](https://appshunter.io/developer/1895535539) |

## What reviewers say

### Kantan

[App page](https://appshunter.io/ios/app/kantan/id1539042953)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zenmon

[App page](https://appshunter.io/ios/app/zenmon-zazen-timer/id6763874149)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zenmon Plus | $2.99 | per month |


## Frequently asked questions

### Is Kantan free?

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

### Is Zenmon free?

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

### Do Kantan or Zenmon have ads?

Neither Kantan nor Zenmon shows ads.

### Which is updated more often, Kantan or Zenmon?

Kantan ships an update every 3 months, and Zenmon daily. Most recently, Kantan was updated on November 7, 2026 and Zenmon on November 9, 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.*