# ABCタッチ vs StroopEffect2

The clearest difference is review sentiment: StroopEffect2 at 100% against ABCタッチ's 0%. ABCタッチ's advantage is price (Free vs $2.99) and update cadence (every 3 months vs every 14 months). On ads, in-app purchases and device support there is nothing between them.

ABCタッチ is free to download; StroopEffect2 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ABCタッチ ships an update every 3 months, StroopEffect2 every 14 months. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | ABCタッチ | StroopEffect2 |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/abc/id944267826/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 14 months |
| Monetization | **Free** | Paid |
| Size | 13 MB | 2 MB |
| Requires iOS | **6.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frii Inc.](https://appshunter.io/developer/623738052) | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) |

## What reviewers say

### ABCタッチ

[App page](https://appshunter.io/ios/app/abc/id944267826)

This educational app uses interactive illustrations to teach children the English alphabet. Tapping letters triggers pronunciation and engaging animations, making learning fun and accessible for young children. It aims to foster interest in English through playful sounds and movements.

**Highlights:** Interactive alphabet illustrations, English pronunciation for each letter, Engaging animations and sounds, Simple tap-to-play interface, Covers all 26 letters (A-Z)

**In-app purchases:** none


### StroopEffect2

[App page](https://appshunter.io/ios/app/stroopeffect2/id1050388935)

This app demonstrates the psychological phenomenon known as the Stroop effect. It presents a time-trial game where users must identify the color of words, even when the word itself names a different color. It's a fun way to explore cognitive processing and reaction times.

**Highlights:** Stroop effect demonstration, Time trial game mode, Cognitive processing experiment, Reaction time measurement, Educational psychology tool

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

**In-app purchases:** none


## Frequently asked questions

### Is ABCタッチ free?

ABCタッチ is free to download, with no in-app purchases.

### Is StroopEffect2 free?

StroopEffect2 costs $2.99, with no in-app purchases.

### Do ABCタッチ or StroopEffect2 have ads?

Neither ABCタッチ nor StroopEffect2 shows ads.

### Which is updated more often, ABCタッチ or StroopEffect2?

ABCタッチ ships an update every 3 months, and StroopEffect2 every 14 months. Most recently, ABCタッチ was updated on October 9, 2026 and StroopEffect2 on October 3, 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.*