# Unloop vs Riddle Zen

The clearest difference is ads: Unloop at none against Riddle Zen's shown. Unloop also leads on ratings volume (50 vs 3) and iOS requirement (10.0 vs 13.0). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Unloop sells 1 one-off in-app purchase and Riddle Zen sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Unloop against 5.0 for Riddle Zen. That said, the two scores are not equally well evidenced: Unloop has 50 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Unloop ships an update every 2 weeks, Riddle Zen weekly. The most recent releases landed on September 14, 2026 and June 29, 2026 respectively.

## The numbers

| Metric | Unloop | Riddle Zen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (50 ratings)](https://appshunter.io/ios/app/unloop/id1632256862/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/riddle-zen/id6502377869/reviews)** |
| Number of ratings | **50** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 61 MB | 249 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jurij Galievskij](https://appshunter.io/developer/1624709666) | [Admurin Arts](https://appshunter.io/developer/1745254237) |

## What reviewers say

### 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 |


### Riddle Zen

[App page](https://appshunter.io/ios/app/riddle-zen/id6502377869)

Engage your mind with hundreds of unique riddles and brain teasers. Progress through different difficulty levels, unlock plants for your Zen garden, and enjoy a peaceful gameplay experience. Test your knowledge in a timed challenge mode.

**Highlights:** Hundreds of unique riddles, Multiple difficulty modes, Zen garden with plant collection, Detailed riddle explanations, Timed 'Quick Play' mode, Peaceful and relaxing theme

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Hearts | $0.99 | one-time |
| Bamboo Plant | $0.99 | one-time |
| Helpful Bundle | $1.99 | one-time |
| No ads | $2.99 | one-time |
| Ario's Mushy | $4.99 | one-time |
| Calming Bundle | $4.99 | one-time |
| Focused Bundle | $9.99 | one-time |
| Mindful Bundle | $19.99 | one-time |
| Neve's Bundle | $19.99 | one-time |
| Sensei Bundle | $39.99 | one-time |
| Enlightened Bundle | $49.99 | one-time |


## Frequently asked questions

### Is Unloop free?

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

### Is Riddle Zen free?

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

### Which has better reviews, Unloop or Riddle Zen?

Riddle Zen is rated higher. Unloop averages 5.0 out of 5 from 50 ratings, while Riddle Zen averages 5.0 from 3 ratings.

### Do Unloop or Riddle Zen have ads?

Riddle Zen shows ads; Unloop does not.

### Which is updated more often, Unloop or Riddle Zen?

Unloop ships an update every 2 weeks, and Riddle Zen weekly. Most recently, Unloop was updated on September 14, 2026 and Riddle Zen on June 29, 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.*