# Yotoku Math Brain Puzzles vs CoachCory

The clearest difference is price: Yotoku Math Brain Puzzles at Free against CoachCory's $1.99. Yotoku Math Brain Puzzles also leads on update cadence (every 2 days vs weekly) and iOS requirement (15.1 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

Yotoku Math Brain Puzzles is free to download; CoachCory costs $1.99 up front. Yotoku Math Brain Puzzles sells 1 in-app purchase, starting at $4.99 per 7 days and CoachCory sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Yotoku Math Brain Puzzles ships an update every 2 days, CoachCory weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Yotoku Math Brain Puzzles | CoachCory |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/coachcory/id6760512003/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | — | Paid |
| Size | 38 MB | 79 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PositionLEAP, Inc.](https://appshunter.io/developer/328041740) | [Matthew Schorr](https://appshunter.io/developer/1836832779) |

## What reviewers say

### Yotoku Math Brain Puzzles

[App page](https://appshunter.io/ios/app/yotoku-math-brain-puzzles/id6752515636)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yotoku: Fun Math Puzzle Game | $4.99 | per 7 days |


### CoachCory

[App page](https://appshunter.io/ios/app/coachcory/id6760512003)

This app provides detailed explanations for chess puzzles, focusing on the reasoning behind each move. It offers hundreds of traditional and custom puzzles to help users understand the 'why' of chess strategy. Users can also write their own explanations and compare them to the coach's advice.

**Highlights:** Detailed move explanations, Hundreds of traditional puzzles, Custom puzzle creation, User reasoning comparison, Focus on 'why' of chess strategy

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Puzzles | $1.99 | one-time |


## Frequently asked questions

### Is Yotoku Math Brain Puzzles free?

Yotoku Math Brain Puzzles is free to download, with in-app purchases available.

### Is CoachCory free?

CoachCory costs $1.99, and also offers in-app purchases.

### Do Yotoku Math Brain Puzzles or CoachCory have ads?

Neither Yotoku Math Brain Puzzles nor CoachCory shows ads.

### Which is updated more often, Yotoku Math Brain Puzzles or CoachCory?

Yotoku Math Brain Puzzles ships an update every 2 days, and CoachCory weekly. Most recently, Yotoku Math Brain Puzzles was updated on October 30, 2026 and CoachCory on October 31, 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.*