# The Hamiltonian Circuit vs Unloop

The clearest difference is rating: Unloop at 4.9 against The Hamiltonian Circuit's 3.8. Unloop also leads on review sentiment (100% vs 59%) and ads (none vs shown). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. The Hamiltonian Circuit sells 13 one-off in-app purchases and Unloop sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Unloop holds the better App Store score, 4.9 against 3.8. Both are backed by a comparable volume of ratings — 33 and 58 respectively. Written reviews point the same way: 59% of The Hamiltonian Circuit's written reviews are positive against 100% of Unloop's.

The Hamiltonian Circuit ships an update every 5 weeks, Unloop every 2 weeks. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | The Hamiltonian Circuit | Unloop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (33 ratings)](https://appshunter.io/ios/app/the-hamiltonian-circuit/id1484345208/reviews) | **[4.9 (58 ratings)](https://appshunter.io/ios/app/unloop/id1632256862/reviews)** |
| Number of ratings | 33 | **58** |
| Positive reviews | 59.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 64 MB | 61 MB |
| Requires iOS | 16.6 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Good Thinking Games](https://appshunter.io/developer/1484345207) | [Jurij Galievskij](https://appshunter.io/developer/1624709666) |

## What reviewers say

### The Hamiltonian Circuit

[App page](https://appshunter.io/ios/app/the-hamiltonian-circuit/id1484345208)

This challenging puzzle game requires you to find a continuous circuit that visits every square on a grid without crossing itself or walls. Progress from simple grids to complex, large-scale challenges that test your abstract thinking and problem-solving skills. Hints are available to guide you when you get stuck.

**Highlights:** Visit every square on the grid, Avoid walls and self-crossing, Progressive grid sizes (4x4 to 20x20), Hint system for assistance, Automatic progress saving, Single solution per puzzle

**Features:** Vision Pro support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack of 50 Hints | $0.99 | one-time |
| Bright Mini 1 | $0.99 | one-time |
| Pack of 50 neurons | $0.99 | one-time |
| Basic Puzzle Pack 1 | $2.99 | one-time |
| Einstein mini-bundle 1 | $2.99 | one-time |
| Bright 1 | $2.99 | one-time |
| Sharp 1 | $2.99 | one-time |
| Pack of 250 Hints | $3.99 | one-time |
| Pack of 250 neurons | $3.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Pack of 750 neurons | $9.99 | one-time |
| Unlock all puzzle packs | $18.99 | one-time |
| Unlock all puzzle packs | $30.99 | one-time |


### Unloop

[App page](https://appshunter.io/ios/app/unloop/id1632256862)

A minimalist puzzle game offering a calming and engaging experience. Solve intricate levels by eliminating blue portals at your own pace, with no distractions or timers. Enjoy a soothing soundtrack and a creative challenge for all ages.

**Highlights:** Calm and minimalist puzzle gameplay, 150 intricately designed levels, Distraction-free environment, Soothing ambient soundtrack, Progressively introduced mechanics, Stress-relieving experience

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all Levels | $1.99 | one-time |


## Frequently asked questions

### Is The Hamiltonian Circuit free?

The Hamiltonian Circuit is free to download, with in-app purchases available.

### Is Unloop free?

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

### Which has better reviews, The Hamiltonian Circuit or Unloop?

Unloop is rated higher. The Hamiltonian Circuit averages 3.8 out of 5 from 33 ratings, while Unloop averages 4.9 from 58 ratings.

### Do The Hamiltonian Circuit or Unloop have ads?

The Hamiltonian Circuit shows ads; Unloop does not.

### Which is updated more often, The Hamiltonian Circuit or Unloop?

The Hamiltonian Circuit ships an update every 5 weeks, and Unloop every 2 weeks. Most recently, The Hamiltonian Circuit was updated on October 25, 2026 and Unloop on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*