# Rails Up vs Ball Run Sky

The clearest difference is in-app purchases: Rails Up at none against Ball Run Sky's 16. Rails Up also leads on iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Ball Run Sky sells 16 one-off in-app purchases. Rails Up asks for nothing beyond the download.

## The numbers

| Metric | Rails Up | Ball Run Sky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (22 ratings)](https://appshunter.io/ios/app/ball-run-sky/id6474855299/reviews)** |
| Number of ratings | — | **22** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Every 11 months |
| Monetization | — | Free with in-app purchases |
| Size | 110 MB | 458 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UNCOSOFT](https://appshunter.io/developer/1377644184) | [Tran Thanh Tung](https://appshunter.io/developer/1098113551) |

## What reviewers say

### Rails Up

[App page](https://appshunter.io/ios/app/rails-up/id6444251005)

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

**In-app purchases:** none


### Ball Run Sky

[App page](https://appshunter.io/ios/app/ball-run-sky/id6474855299)

Navigate a rolling ball through challenging sky-high obstacle courses. Collect gold coins and power-ups to unlock new ball styles and decorations. Experience addictive gameplay with numerous levels and exciting challenges.

**Highlights:** Ball rolling gameplay, Obstacle avoidance, Gold coin collection, Power-up items (keys, hearts, shields, magnets), Ball customization, Multiple challenging levels

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy - Disco Ball | $0.99 | one-time |
| Buy - Eye Ball | $0.99 | one-time |
| Buy - Mars Ball | $0.99 | one-time |
| Buy - Air Trail | $0.99 | one-time |
| Buy - Fire Trail | $0.99 | one-time |
| Buy - Sparks Trail | $0.99 | one-time |
| Buy - Smoke Trail | $0.99 | one-time |
| Buy - FootBall Ball | $0.99 | one-time |
| Buy: 1000 Coins | $0.99 | one-time |
| Buy - Neptune Ball | $1.99 | one-time |
| Buy - Electric Trail | $1.99 | one-time |
| Buy - Ice Trail | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Buy: 10.000 Coins | $2.99 | one-time |
| Buy: 30.000 Coins | $6.99 | one-time |
| Buy: 100.000 Coins | $12.99 | one-time |


## Frequently asked questions

### Is Rails Up free?

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

### Is Ball Run Sky free?

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

### Do Rails Up or Ball Run Sky have ads?

Both Rails Up and Ball Run Sky show ads.

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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.*