# Piyo Math vs SpotMaster

The clearest difference is in-app purchases: Piyo Math at none against SpotMaster's 5. Piyo Math also leads on ads (none vs shown) and update cadence (every 2 months vs every 11 months). SpotMaster's advantage is device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. SpotMaster sells 5 one-off in-app purchases. Piyo Math asks for nothing beyond the download.

Piyo Math ships an update every 2 months, SpotMaster every 11 months. The most recent releases landed on October 16, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Piyo Math | SpotMaster |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | Free | — |
| Size | 4 MB | 216 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Daiki Kaneda](https://appshunter.io/developer/1675602625) | [73ers](https://appshunter.io/developer/318506527) |

## What reviewers say

### Piyo Math

[App page](https://appshunter.io/ios/app/piyo-math/id6446041886)

Engage your brain with a math game that challenges you to form equations using given numbers and four arithmetic operations to reach a target value. With over 8,000 problems across 12 difficulty levels, it offers extended playtime for math enthusiasts and brain trainers alike.

**Highlights:** Equation creation with four operations, Target value challenges, 12 difficulty levels, Over 8,000 problems, Brain training exercises

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

**In-app purchases:** none


### SpotMaster

[App page](https://appshunter.io/ios/app/spotmaster-kanji/id6670305242)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $1.99 | one-time |
| Explorer Pack | $8.99 | one-time |
| Remove Ads | $9.99 | one-time |
| Master Pack | $24.99 | one-time |
| Legend Pack | $59.99 | one-time |


## Frequently asked questions

### Is Piyo Math free?

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

### Is SpotMaster free?

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

### Do Piyo Math or SpotMaster have ads?

SpotMaster shows ads; Piyo Math does not.

### Which is updated more often, Piyo Math or SpotMaster?

Piyo Math ships an update every 2 months, and SpotMaster every 11 months. Most recently, Piyo Math was updated on October 16, 2026 and SpotMaster on October 3, 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.*