# RelativityRush vs An Owl's World

The clearest difference is review sentiment: RelativityRush at 100% against An Owl's World's 0%. RelativityRush also leads on iOS requirement (15.0 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. RelativityRush sells 8 one-off in-app purchases and An Owl's World sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

RelativityRush ships an update daily, An Owl's World every 2 days. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | RelativityRush | An Owl's World |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/relativityrush/id6812507369/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 2 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 120 MB | 40 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Brian Baker](https://appshunter.io/developer/6812507373) | [Owl Media and Design, LLC](https://appshunter.io/developer/1782704793) |

## What reviewers say

### RelativityRush

[App page](https://appshunter.io/ios/app/relativityrush/id6812507369)

Race through a physics-inspired arcade adventure on a luminous spacetime grid. Utilize unique scientist abilities and gadgets to overcome cosmic obstacles and gravity changes. Compete in daily expeditions and challenge friends.

**Highlights:** Physics-inspired arcade gameplay, Four scientists with unique abilities, Unlockable characters and outfits, Cosmic obstacles and changing gravity, Collectible and upgradeable gadgets, Daily and weekly expeditions, Share route challenges with friends

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pocket of quanta | $1.99 | one-time |
| Cosmic violet suit | $2.99 | one-time |
| 3 continues | $2.99 | one-time |
| Cosmic starter | $3.99 | one-time |
| Quanta constellation | $4.99 | one-time |
| Quanta galaxy | $9.99 | one-time |
| Cosmic voyager | $10.99 | one-time |
| Quanta vault | $19.99 | one-time |


### An Owl's World

[App page](https://appshunter.io/ios/app/an-owls-world/id6813986328)

Embark on a challenging 3D platforming adventure as a voxel owl navigating a sky full of floating islands. Overcome increasingly difficult obstacles, collect fireflies to unlock new characters, and test your skills in an endless mode.

**Highlights:** 3D voxel platforming gameplay, Progressive difficulty campaign, Collect fireflies for unlocks, Endless mode for high scores, Unlockable characters, Offline play for ongoing runs

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Owl World Pro | $8.99 | one-time |


## Frequently asked questions

### Is RelativityRush free?

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

### Is An Owl's World free?

An Owl's World is free to download, with in-app purchases available.

### Do RelativityRush or An Owl's World have ads?

Both RelativityRush and An Owl's World show ads.

### Which is updated more often, RelativityRush or An Owl's World?

RelativityRush ships an update daily, and An Owl's World every 2 days. Most recently, RelativityRush was updated on October 24, 2026 and An Owl's World on October 23, 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.*