# Mathdoku Challenge! vs Sudoku Pi

The clearest difference is price: Mathdoku Challenge! at Free against Sudoku Pi's $1.99. Mathdoku Challenge! also leads on update cadence (every 8 days vs every 2 months). Sudoku Pi's advantage is in-app purchases (none vs 4) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Mathdoku Challenge! is free to download; Sudoku Pi costs $1.99 up front. Mathdoku Challenge! sells 4 one-off in-app purchases. Sudoku Pi asks for nothing beyond the download.

Mathdoku Challenge! ships an update every 8 days, Sudoku Pi every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Mathdoku Challenge! | Sudoku Pi |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (15 ratings)](https://appshunter.io/ios/app/mathdoku-challenge/id1240671305/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 37 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Taylor Geisse](https://appshunter.io/developer/1240671304) | [Arend van Beelen](https://appshunter.io/developer/1708724419) |

## What reviewers say

### Mathdoku Challenge!

[App page](https://appshunter.io/ios/app/mathdoku-challenge/id1240671305)

This game combines Sudoku logic with mathematical operations. Solve puzzles by filling cells with numbers that satisfy row, column, and cage constraints. Offers daily puzzles and purchasable packs to challenge your mind.

**Highlights:** Sudoku-style number placement, Mathematical cage operations, Logic-based puzzle solving, Daily new puzzles, Purchasable puzzle packs, Varying puzzle sizes

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Puzzles | $0.99 | one-time |
| 250 Puzzles | $1.99 | one-time |
| 500 Puzzles | $3.99 | one-time |
| 1000 Puzzles | $6.99 | one-time |


### Sudoku Pi

[App page](https://appshunter.io/ios/app/sudoku-pi/id6467504425)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mathdoku Challenge! free?

Mathdoku Challenge! is free to download, with in-app purchases available.

### Is Sudoku Pi free?

Sudoku Pi costs $1.99, with no in-app purchases.

### Do Mathdoku Challenge! or Sudoku Pi have ads?

Mathdoku Challenge! shows ads; Sudoku Pi does not.

### Which is updated more often, Mathdoku Challenge! or Sudoku Pi?

Mathdoku Challenge! ships an update every 8 days, and Sudoku Pi every 2 months. Most recently, Mathdoku Challenge! was updated on October 24, 2026 and Sudoku Pi on October 25, 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.*