# Know Your Europe vs Subtraction Math

The clearest difference is rating: Subtraction Math at 3.9 against Know Your Europe's 1.0. Subtraction Math also leads on update cadence (every 4 months vs every 48 months) and ratings volume (7 vs 1). Know Your Europe's advantage is iOS requirement (12.2 vs 15.0). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

Know Your Europe costs $2.99 and Subtraction Math $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Subtraction Math holds the better App Store score, 3.9 against 1.0. That said, the two scores are not equally well evidenced: Subtraction Math has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.

Know Your Europe ships an update every 48 months, Subtraction Math every 4 months. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Know Your Europe | Subtraction Math |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/know-your-europe/id557210311/reviews) | **[3.9 (7 ratings)](https://appshunter.io/ios/app/subtraction-math-ibbleobble/id978343612/reviews)** |
| Number of ratings | 1 | **7** |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Size | 48 MB | 17 MB |
| Requires iOS | **12.2** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod, Mac, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [EdWare](https://appshunter.io/developer/554445658) | [KidDotCo](https://appshunter.io/developer/819246599) |

## What reviewers say

### Know Your Europe

[App page](https://appshunter.io/ios/app/know-your-europe/id557210311)

This app helps children learn European geography through interactive quizzes and an exploration mode. Discover countries, capitals, mountains, and rivers with detailed information, maps, and flags. It offers audio pronunciations and Game Center support for an engaging educational experience.

**Highlights:** Learn European regions, countries, capitals, mountains, rivers, Geography quiz to test knowledge, Explore features with detailed information, Country maps and flags, Audio pronunciations, Game Center support

**Features:** macOS Compatibility

**In-app purchases:** none


### Subtraction Math

[App page](https://appshunter.io/ios/app/subtraction-math-ibbleobble/id978343612)

This educational game helps children aged 5-8 practice subtraction skills through engaging drills and multiple-choice questions. It offers a flexible learning pace with an optional timer and vibrant visuals to make arithmetic fun.

**Highlights:** Subtraction drills, Multiple choice format, Adjustable difficulty, Optional timer, Colorful graphics and sounds, Universal purchase

**Features:** iMessage stickers

**In-app purchases:** none


## Frequently asked questions

### Is Know Your Europe free?

Know Your Europe costs $2.99, with no in-app purchases.

### Is Subtraction Math free?

Subtraction Math costs $1.99, with no in-app purchases.

### Which has better reviews, Know Your Europe or Subtraction Math?

Subtraction Math is rated higher. Know Your Europe averages 1.0 out of 5 from 1 ratings, while Subtraction Math averages 3.9 from 7 ratings.

### Do Know Your Europe or Subtraction Math have ads?

Neither Know Your Europe nor Subtraction Math shows ads.

### Which is updated more often, Know Your Europe or Subtraction Math?

Know Your Europe ships an update every 48 months, and Subtraction Math every 4 months. Most recently, Know Your Europe was updated on October 10, 2026 and Subtraction Math 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.*