# Wonderwatch vs kcalio

The clearest difference is ads: Wonderwatch at none against kcalio's shown. kcalio's advantage is iOS requirement (13.0 vs 15.6). On price, 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.

## The numbers

| Metric | Wonderwatch | kcalio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | — |
| Size | 29 MB | 40 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Footprint Square Corporation](https://appshunter.io/developer/1626787768) | [Jakub Fryga](https://appshunter.io/developer/1207948082) |

## What reviewers say

### Wonderwatch

[App page](https://appshunter.io/ios/app/wonderwatch/id6738886768)

**In-app purchases:** none


### kcalio

[App page](https://appshunter.io/ios/app/kcalio/id6756348939)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Wonderwatch free?

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

### Is kcalio free?

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

### Do Wonderwatch or kcalio have ads?

kcalio shows ads; Wonderwatch does not.

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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.*