# Rolling Sky vs Trace

The clearest difference is review sentiment: Trace at 100% against Rolling Sky's 73%. Trace also leads on update cadence (every 4 days vs fortnightly). Rolling Sky's advantage is chart position (#20 vs unranked). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Rolling Sky sells 10 one-off in-app purchases and Trace sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Rolling Sky ships an update fortnightly, Trace every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Rolling Sky | Trace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (80K ratings)](https://appshunter.io/ios/app/rolling-sky/id1036661603/reviews)** | — |
| Number of ratings | **80K** | — |
| Positive reviews | 72.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#20** | — |
| Size | 720 MB | 129 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Forward Vision Corporation Limited](https://appshunter.io/developer/949821679) | [Hajin Cho](https://appshunter.io/developer/6796362854) |

## What reviewers say

### Rolling Sky

[App page](https://appshunter.io/ios/app/rolling-sky/id1036661603)

**Currently charting:** #20 Top Free · Music, #48 Top Grossing · Music, #143 Top Free · Board (US App Store)

Control a rolling ball through stunning 3D environments by swiping left and right. Follow the rhythm of the music, avoid obstacles, and unlock new levels. Experience diverse game scenes and enjoy a challenging yet intuitive gameplay experience.

**Highlights:** 3D visual effects, One-touch controls, Music synchronization, Obstacle dodging, Unlockable game scenes, Ball control

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6 Shields | $0.99 | one-time |
| 500 Balls | $0.99 | one-time |
| 3Keys | $0.99 | one-time |
| 8hearts | $0.99 | one-time |
| unlimited balls and revive at | $0.99 | one-time |
| Upgrade | $1.99 | one-time |
| 10 superhearts | $1.99 | one-time |
| 10Keys | $2.99 | one-time |
| Unlimited ball with no ads | $3.99 | one-time |
| unlimited revive at checkpoint | $3.99 | one-time |

**What reviewers like**

- 🤍✨ Enjoyable game experience
- 👍 Challenging levels
- 🎵 Great music and soundtracks
- 🎨 Visually appealing levels

**What reviewers complain about**

- 🔍 Confusing user interface changes
- 📺 Excessive ads and monetization
- 🔑 Levels locked behind paywalls
- 🔄 Removal of popular original levels

**Reported bugs**

- Game crashes and freezes
- Checkpoint system issues
- Compatibility problems on some devices

**Requested features**

- Level creator mode
- Restore removed EDM levels
- Reduce ad frequency
- Improve level progression system


### Trace

[App page](https://appshunter.io/ios/app/trace-one-line-puzzle/id6796362852)

Connect every square on the board with a single, unbroken line. This minimalist puzzle game offers a simple yet challenging experience that tests your strategic thinking. Compete globally for the best times and enjoy quick, satisfying gameplay.

**Highlights:** Connect all squares with one line, Minimalist puzzle design, Increasing difficulty and strategy, Global leaderboards, Play anytime, anywhere, Hint system available

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| hint_erase_Bundle | $0.99 | one-time |
| REMOVE_ADS | $4.99 | one-time |


## Frequently asked questions

### Is Rolling Sky free?

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

### Is Trace free?

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

### Do Rolling Sky or Trace have ads?

Both Rolling Sky and Trace show ads.

### Which is updated more often, Rolling Sky or Trace?

Rolling Sky ships an update fortnightly, and Trace every 4 days. Most recently, Rolling Sky was updated on October 25, 2026 and Trace on October 24, 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.*