# Science vs Simple Mathematics Training

The clearest difference is price: Simple Mathematics Training at Free against Science's $0.99. Simple Mathematics Training also leads on update cadence (every 3 months vs every 27 months) and device support (3 vs 1). Science's advantage is in-app purchases (none vs 1) and ads (none vs shown).

Simple Mathematics Training is free to download; Science costs $0.99 up front. Simple Mathematics Training sells 1 one-off in-app purchase. Science asks for nothing beyond the download.

Science ships an update every 27 months, Simple Mathematics Training every 3 months. The most recent releases landed on September 15, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Science | Simple Mathematics Training |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.9 (36 ratings)](https://appshunter.io/ios/app/simple-mathematics-training/id1340019951/reviews)** |
| Number of ratings | — | **36** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 23 MB | 53 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | Apple TV | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Illés László](https://appshunter.io/developer/316890672) | [Happy Box 欢乐盒子](https://appshunter.io/developer/1101604784) |

## What reviewers say

### Science

[App page](https://appshunter.io/ios/app/science-solarsystem/id1054480020)

**In-app purchases:** none


### Simple Mathematics Training

[App page](https://appshunter.io/ios/app/simple-mathematics-training/id1340019951)

This educational game helps children learn addition and subtraction through engaging puzzle gameplay. It features a variety of fun mini-games and carefully crafted math problems to make learning enjoyable and effective for different age groups.

**Highlights:** Puzzle gameplay with 8 fun mini-games, Interesting and lively scenes, Carefully selected math problems, 3 difficulty levels for different ages, Vivid animation explanations, Scoring mechanism for high scores

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 数学练习游戏广告消除 | $1.99 | one-time |


## Frequently asked questions

### Is Science free?

Science costs $0.99, with no in-app purchases.

### Is Simple Mathematics Training free?

Simple Mathematics Training is free to download, with in-app purchases available.

### Do Science or Simple Mathematics Training have ads?

Simple Mathematics Training shows ads; Science does not.

### Which is updated more often, Science or Simple Mathematics Training?

Science ships an update every 27 months, and Simple Mathematics Training every 3 months. Most recently, Science was updated on September 15, 2026 and Simple Mathematics Training on September 23, 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.*