# Sudoku vs Untangle

The clearest difference is update cadence: Sudoku at every 3 months against Untangle's every 38 months. Sudoku also leads on rating (4.6 vs 4.3). Untangle's advantage is monetization model (ad-supported vs free with in-app purchases) and iOS requirement (9.0 vs 15.6). On price, review sentiment, ratings volume and ads there is nothing between them.

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

Sudoku holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 222 and 147 respectively. Written reviews point the same way: 72% of Sudoku's written reviews are positive against 70% of Untangle's.

Sudoku ships an update every 3 months, Untangle every 38 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Sudoku | Untangle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (222 ratings)](https://appshunter.io/ios/app/sudoku-logic-puzzle-workshop/id1031502396/reviews)** | [4.3 (147 ratings)](https://appshunter.io/ios/app/untangle-logic-games/id1100124116/reviews) |
| Number of ratings | **222** | 147 |
| Positive reviews | **72.4% of reviews** | 70.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 38 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 58 MB | 96 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Volcano Entertainment Limited](https://appshunter.io/developer/1458755045) | [Avraham Shlomo Ofir](https://appshunter.io/developer/1545187144) |

## What reviewers say

### Sudoku

[App page](https://appshunter.io/ios/app/sudoku-logic-puzzle-workshop/id1031502396)

Engage your mind with a vast collection of classic and innovative Sudoku puzzles. Master solving techniques with an exclusive hint system, track your progress with detailed statistics, and compete globally. Enjoy multiple variations and a custom puzzle builder for endless logic challenges.

**Highlights:** 15,000+ free Sudoku puzzles, 10 unique Sudoku variations, Exclusive step-by-step hint system, Custom puzzle builder, Global player competitions, Detailed career statistics, Ad-free premium option

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great game for time passing
- 🧠 Stimulates the mind
- 💡 Good for logic training
- ✨ Simple and clean interface
- 🌟 Many levels and variations

**What reviewers complain about**

- 💸 Too many ads
- ⏳ Long ads (60 seconds)
- 😵 Ads interrupt music playback
- 😵 Ads block gameplay
- 🎨 Dark mode not remembered

**Reported bugs**

- Interface issues and crashes
- Checkpoint save/restore bugs
- Puzzle reset bugs
- Menu becomes hidden
- App terminates and resets puzzle

**Requested features**

- Fix color theme persistence
- Add highlighting for pencil marks
- Option to disable automatic pencil mark deletion
- Improve puzzle generation logic
- Allow music playback during gameplay


### Untangle

[App page](https://appshunter.io/ios/app/untangle-logic-games/id1100124116)

Engage your mind with a variety of logic puzzles where the goal is to untangle intersecting wires. Progress through increasingly challenging levels, turning red intersections green as you solve each brain teaser. This game offers a fun way to enhance your thinking skills and boost your IQ.

**Highlights:** Logic puzzles, Wire untangling challenges, Progressive difficulty levels, Brain training, IQ enhancement

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

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and challenging gameplay
- 🧠 Great brain teaser
- 😌 Relaxing and peaceful to play
- ✨ Good graphics
- 💡 Interesting concept

**What reviewers complain about**

- 😠 Excessive ads
- 🔞 Porn ads in kids game
- 🔊 Loud ads with sound
- 🔄 Repetitive gameplay
- 📱 Difficult to play on small screen

**Reported bugs**

- Ads turn the game vertical
- Orbs get stuck in positions

**Requested features**

- Chart or visual for level progress
- Ability to skip or go back to levels
- Challenge friends to beat levels
- Color options for the game
- More levels beyond 140


## Frequently asked questions

### Is Sudoku free?

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

### Is Untangle free?

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

### Which has better reviews, Sudoku or Untangle?

Sudoku is rated higher. Sudoku averages 4.6 out of 5 from 222 ratings, while Untangle averages 4.3 from 147 ratings.

### Do Sudoku or Untangle have ads?

Both Sudoku and Untangle show ads.

### Which is updated more often, Sudoku or Untangle?

Sudoku ships an update every 3 months, and Untangle every 38 months. Most recently, Sudoku was updated on November 1, 2026 and Untangle on November 2, 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.*