# Moji Kello vs ÄssäTreeni

The clearest difference is price: ÄssäTreeni at Free against Moji Kello's $1.99. ÄssäTreeni also leads on update cadence (every 2 months vs every 42 months). Moji Kello's advantage is iOS requirement (11.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

ÄssäTreeni is free to download; Moji Kello costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Moji Kello ships an update every 42 months, ÄssäTreeni every 2 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Moji Kello | ÄssäTreeni |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 2 months** |
| Size | 56 MB | 162 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Extransit](https://appshunter.io/developer/492614145) | [ArraTreeni Oy](https://appshunter.io/developer/1345435068) |

## What reviewers say

### Moji Kello

[App page](https://appshunter.io/ios/app/moji-kello/id1112080727)

**Features:** macOS Compatibility

**In-app purchases:** none


### ÄssäTreeni

[App page](https://appshunter.io/ios/app/assatreeni/id1494302533)

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

**In-app purchases:** none


## Frequently asked questions

### Is Moji Kello free?

Moji Kello costs $1.99, with no in-app purchases.

### Is ÄssäTreeni free?

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

### Do Moji Kello or ÄssäTreeni have ads?

Neither Moji Kello nor ÄssäTreeni shows ads.

### Which is updated more often, Moji Kello or ÄssäTreeni?

Moji Kello ships an update every 42 months, and ÄssäTreeni every 2 months. Most recently, Moji Kello was updated on October 7, 2026 and ÄssäTreeni 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.*