# SimpleMath vs Dotcraft.

The clearest difference is review sentiment: SimpleMath at 100% against Dotcraft.'s 62%. SimpleMath also leads on in-app purchases (none vs 2) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Dotcraft. sells 2 in-app purchases, starting at $1.49 per 7 days. SimpleMath asks for nothing beyond the download.

SimpleMath ships an update every 11 days, Dotcraft. every 2 months. The most recent releases landed on August 26, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | SimpleMath | Dotcraft. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (109 ratings)](https://appshunter.io/ios/app/dotcraft/id1370994578/reviews)** |
| Number of ratings | — | **109** |
| Positive reviews | **100.0% of reviews** | 62.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 49 MB | 162 MB |
| Requires iOS | **8.0** | 10.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tatsuhiro Yamashita](https://appshunter.io/developer/1177073965) | [Rootcraft](https://appshunter.io/developer/1370994577) |

## What reviewers say

### SimpleMath

[App page](https://appshunter.io/ios/app/simplemath-brain-training-in-30-seconds/id1237517108)

Engage in quick mental math challenges across four modes: addition, subtraction, multiplication, and division. Aim for high scores by solving problems accurately and speedily within a time limit. Review your answers after each game to improve your skills.

**Highlights:** Four calculation modes, Adjustable difficulty levels, Timed challenges, Score tracking, Answer review, Daily brain training

**Features:** Vision Pro support

**In-app purchases:** none


### Dotcraft.

[App page](https://appshunter.io/ios/app/dotcraft/id1370994578)

This is a minimal, color-based puzzle game where you slide dots to match them with their corresponding slots. It features two distinct board types, over 600 levels, and two play modes to challenge your strategic thinking or allow for a relaxed experience.

**Highlights:** Color-based dot sliding puzzles, Linear and Diagonal board types, 600+ hand-crafted levels, Soft Mode for relaxed play, Challenge Mode for strategic testing, Customizable themes, Leaderboard integration

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.49 | per 7 days |
| Remove Advertising | $1.99 | one-time |


## Frequently asked questions

### Is SimpleMath free?

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

### Is Dotcraft. free?

Dotcraft. is free to download, with in-app purchases available.

### Do SimpleMath or Dotcraft. have ads?

Dotcraft. shows ads; SimpleMath does not.

### Which is updated more often, SimpleMath or Dotcraft.?

SimpleMath ships an update every 11 days, and Dotcraft. every 2 months. Most recently, SimpleMath was updated on August 26, 2026 and Dotcraft. on October 21, 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.*