# Sudoku Blocks vs Sternzy

The clearest difference is in-app purchases: Sudoku Blocks at none against Sternzy's 4. Sudoku Blocks also leads on ratings volume (5 vs 1) and iOS requirement (13.0 vs 26.0). Sternzy's advantage is ads (none vs shown) and rating (5.0 vs 4.6). On price and device support there is nothing between them.

Both are free to download. Sternzy sells 4 one-off in-app purchases. Sudoku Blocks asks for nothing beyond the download.

Sternzy holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Sudoku Blocks has 5 ratings behind it against 1, so its average is the more settled of the two.

Sudoku Blocks ships an update fortnightly, Sternzy weekly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Sudoku Blocks | Sternzy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (5 ratings)](https://appshunter.io/ios/app/sudoku-blocks/id6443567882/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sternzy-block-drop/id6771868077/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Ad-supported | **Free** |
| Size | 106 MB | 2 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PLAYERS.ONE LTDA](https://appshunter.io/developer/1647228900) | [David Stern](https://appshunter.io/developer/6771868079) |

## What reviewers say

### Sudoku Blocks

[App page](https://appshunter.io/ios/app/sudoku-blocks/id6443567882)

This puzzle game combines Sudoku and block-matching mechanics on a 9x9 grid. Strategically place blocks to clear lines and squares, aiming for high scores and combos. Enjoy a relaxing yet challenging experience to exercise your brain.

**Highlights:** Sudoku and block puzzle combination, 9x9 board gameplay, Line and square clearing mechanics, Combo and streak scoring, Global ranking and leaderboards, Dark and light modes

**Features:** macOS Compatibility

**In-app purchases:** none


### Sternzy

[App page](https://appshunter.io/ios/app/sternzy-block-drop/id6771868077)

A relaxing block puzzle game where you drag shapes to fill rows and columns for points. Features unique diagonal clears, a daily challenge, and wildcard pieces. Play offline with no ads or paywalls.

**Highlights:** Drag and drop block puzzles, Fill rows/columns to clear, Diagonal clear mechanic, Daily puzzle challenges, Wildcard pieces, Offline play, Customizable appearance

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diner Coffee | $0.99 | one-time |
| Café Cappuccino | $1.99 | one-time |
| Artisan Pour-Over | $4.99 | one-time |
| Fancy Bistro Latte | $9.99 | one-time |


## Frequently asked questions

### Is Sudoku Blocks free?

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

### Is Sternzy free?

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

### Which has better reviews, Sudoku Blocks or Sternzy?

Sternzy is rated higher. Sudoku Blocks averages 4.6 out of 5 from 5 ratings, while Sternzy averages 5.0 from 1 ratings.

### Do Sudoku Blocks or Sternzy have ads?

Sudoku Blocks shows ads; Sternzy does not.

### Which is updated more often, Sudoku Blocks or Sternzy?

Sudoku Blocks ships an update fortnightly, and Sternzy weekly. Most recently, Sudoku Blocks was updated on November 3, 2026 and Sternzy on November 5, 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.*