# Sudoku Master vs Stack Balance

The clearest difference is ads: Stack Balance at none against Sudoku Master's shown. Stack Balance also leads on iOS requirement (15.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sudoku Master ships an update every 3 weeks, Stack Balance monthly. Both last shipped on October 15, 2026.

## The numbers

| Metric | Sudoku Master | Stack Balance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sudoku-master-brain-games/id6756326402/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Ad-supported | — |
| Size | 109 MB | 1 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Puzzle Mania Studio](https://appshunter.io/developer/1441008756) | [晓 郭](https://appshunter.io/developer/1895645928) |

## What reviewers say

### Sudoku Master

[App page](https://appshunter.io/ios/app/sudoku-master-brain-games/id6756326402)

Engage your mind with a classic number puzzle game featuring modern design. Enjoy various difficulty levels, smart hints, and daily challenges. Play offline and track your progress to become a Sudoku master.

**Highlights:** Multiple difficulty levels, Smart hints and error checker, Auto and manual notes, Daily challenges and achievements, Beautiful themes and dark mode, Offline play

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

**In-app purchases:** none


### Stack Balance

[App page](https://appshunter.io/ios/app/stack-balance-tower-drop/id6771305276)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sudoku Master free?

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

### Is Stack Balance free?

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

### Do Sudoku Master or Stack Balance have ads?

Sudoku Master shows ads; Stack Balance does not.

### Which is updated more often, Sudoku Master or Stack Balance?

Sudoku Master ships an update every 3 weeks, and Stack Balance monthly. Most recently, Sudoku Master was updated on October 15, 2026 and Stack Balance on October 15, 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.*