# Mental Maths vs Coldoku

The clearest difference is in-app purchases: Coldoku at none against Mental Maths's 1. Coldoku also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 7 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Mental Maths sells 1 one-off in-app purchase. Coldoku asks for nothing beyond the download.

Mental Maths ships an update every 7 months, Coldoku every 6 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Mental Maths | Coldoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/mental-maths-test-and-learn/id1114936756/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 11 MB | 13 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vicki Partridge](https://appshunter.io/developer/1114861973) | [Martin Rosenthal](https://appshunter.io/developer/1728895149) |

## What reviewers say

### Mental Maths

[App page](https://appshunter.io/ios/app/mental-maths-test-and-learn/id1114936756)

Practice mental math skills with a variety of exercises for addition, subtraction, multiplication, and division. Track your progress and adjust difficulty for a personalized learning experience, accessible offline.

**Highlights:** Addition, subtraction, multiplication, division exercises, Timed calculation challenges, Adjustable difficulty levels, Progress tracking, Offline access, User-friendly design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Coldoku

[App page](https://appshunter.io/ios/app/coldoku/id6479543662)

This logic game offers a colorful twist on classic Sudoku, replacing numbers with distinct shapes and hues. The objective is to arrange these elements so that each unique color and shape appears only once per row and column. It's designed as an engaging brain exercise for players of all ages.

**Highlights:** Color and shape-based gameplay, Logic puzzle mechanics, Single-player brain game, Suitable for all ages, Intuitive interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Mental Maths free?

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

### Is Coldoku free?

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

### Do Mental Maths or Coldoku have ads?

Mental Maths shows ads; Coldoku does not.

### Which is updated more often, Mental Maths or Coldoku?

Mental Maths ships an update every 7 months, and Coldoku every 6 weeks. Most recently, Mental Maths was updated on October 29, 2026 and Coldoku on October 30, 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.*