# Sudoku Academy vs Loop

The clearest difference is review sentiment: Loop at 67% against Sudoku Academy's 0%. Loop also leads on monetization model (free with in-app purchases vs paid). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Sudoku Academy sells 1 one-off in-app purchase and Loop sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Sudoku Academy ships an update every 5 days, Loop every 3 days. The most recent releases landed on October 19, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Sudoku Academy | Loop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (8 ratings)](https://appshunter.io/ios/app/loop-brain-puzzle/id6476114211/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 50 MB | 40 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hatem Maati](https://appshunter.io/developer/1182835931) | [Chain1 OU](https://appshunter.io/developer/1725863864) |

## What reviewers say

### Sudoku Academy

[App page](https://appshunter.io/ios/app/sudoku-academy/id1622267052)

Learn and master Sudoku with an AI companion. This app offers courses to teach techniques for solving difficult puzzles, with step-by-step AI assistance to help you become autonomous. Enjoy unlimited puzzles and improve your brain health.

**Highlights:** AI-powered step-by-step assistance, Courses for learning Sudoku techniques, Progressive learning for autonomy, Unlimited generated puzzles, Difficulty level selection, Ad-free gameplay

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $3.99 | one-time |


### Loop

[App page](https://appshunter.io/ios/app/loop-brain-puzzle/id6476114211)

A strategy puzzle game that challenges your logical thinking and problem-solving skills. Navigate grid-based levels, use queue boxes with action items, and master looping logic to collect all points and avoid infinite loops. Enjoy a mental workout with progressive difficulty and creative solutions.

**Highlights:** Grid-based puzzles, Queue box mechanic, Looping logic action, Varied levels with increasing complexity, Points collection challenges, Ad-free gameplay, Offline play

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 15 Gold Nuggets | $0.99 | one-time |
| Unlock All Levels | $2.99 | one-time |
| 75 Gold Nuggets | $3.99 | one-time |
| 300 Gold Nuggets | $9.99 | one-time |


## Frequently asked questions

### Is Sudoku Academy free?

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

### Is Loop free?

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

### Do Sudoku Academy or Loop have ads?

Neither Sudoku Academy nor Loop shows ads.

### Which is updated more often, Sudoku Academy or Loop?

Sudoku Academy ships an update every 5 days, and Loop every 3 days. Most recently, Sudoku Academy was updated on October 19, 2026 and Loop on October 12, 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.*