# ABC vs ÄrräTreeni PRO

The clearest difference is price: ÄrräTreeni PRO at Free against ABC's $1.99. ABC's advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (9.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

ÄrräTreeni PRO is free to download; ABC costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ABC ships an update every 5 weeks, ÄrräTreeni PRO every 3 months. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ABC | ÄrräTreeni PRO |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 466 MB | 267 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [aMASE AB](https://appshunter.io/developer/958270984) | [ArraTreeni Oy](https://appshunter.io/developer/1345435068) |

## What reviewers say

### ABC

[App page](https://appshunter.io/ios/app/abc-learn-to-read/id784199235)

**Features:** macOS Compatibility

**In-app purchases:** none


### ÄrräTreeni PRO

[App page](https://appshunter.io/ios/app/arratreeni-pro/id1585549387)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ABC free?

ABC costs $1.99, with no in-app purchases.

### Is ÄrräTreeni PRO free?

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

### Do ABC or ÄrräTreeni PRO have ads?

Neither ABC nor ÄrräTreeni PRO shows ads.

### Which is updated more often, ABC or ÄrräTreeni PRO?

ABC ships an update every 5 weeks, and ÄrräTreeni PRO every 3 months. Most recently, ABC was updated on October 24, 2026 and ÄrräTreeni PRO on October 15, 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.*