# Keep Up 1! vs Red Ball

The clearest difference is update cadence: Keep Up 1! at fortnightly against Red Ball's every 6 months. Keep Up 1! also leads on iOS requirement (8.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Keep Up 1! ships an update fortnightly, Red Ball every 6 months. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Keep Up 1! | Red Ball |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/red-ball-defense/id6740790215/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Monetization | — | Free |
| Size | 13 MB | 336 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [Eric Katzenmeier](https://appshunter.io/developer/1216980419) | [Pham Van Khai](https://appshunter.io/developer/1326599306) |

## What reviewers say

### Keep Up 1!

[App page](https://appshunter.io/ios/app/keep-up-1/id1210483396)

**In-app purchases:** none


### Red Ball

[App page](https://appshunter.io/ios/app/red-ball-defense/id6740790215)

Protect a red ball from hazards by drawing lines and placing objects. This physics-based puzzle game offers hundreds of levels with creative solutions and bright graphics. Play offline and enjoy regular updates for endless fun.

**Highlights:** Physics-based puzzles, Hundreds of levels, Creative problem-solving, Bright and colorful graphics, Offline play, Unlockable achievements, Regular updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Keep Up 1! free?

Keep Up 1! is free to download, with no in-app purchases.

### Is Red Ball free?

Red Ball is free to download, with no in-app purchases.

### Do Keep Up 1! or Red Ball have ads?

Neither Keep Up 1! nor Red Ball shows ads.

### Which is updated more often, Keep Up 1! or Red Ball?

Keep Up 1! ships an update fortnightly, and Red Ball every 6 months. Most recently, Keep Up 1! was updated on October 29, 2026 and Red Ball on October 28, 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.*