# Running Sphere vs Carve Loop!

The clearest difference is in-app purchases: Running Sphere at none against Carve Loop!'s 7. Running Sphere also leads on ads (none vs shown). Carve Loop!'s advantage is update cadence (weekly vs every 6 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Carve Loop! sells 7 one-off in-app purchases. Running Sphere asks for nothing beyond the download.

Running Sphere ships an update every 6 weeks, Carve Loop! weekly. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Running Sphere | Carve Loop! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 22 MB | 290 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Ruben Velasco](https://appshunter.io/developer/1549457866) | [Feel Games Yazilim Oyun ve Bilisim Teknolojileri Anonim Sirketi](https://appshunter.io/developer/1778230546) |

## What reviewers say

### Running Sphere

[App page](https://appshunter.io/ios/app/running-sphere/id1637336193)

**In-app purchases:** none


### Carve Loop!

[App page](https://appshunter.io/ios/app/carve-loop/id6793200287)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Offer 2 | $1.99 | one-time |
| Offer 7 | $6.99 | one-time |
| No Ads | $9.99 | one-time |
| Offer 15 | $14.99 | one-time |
| Offer 30 | $29.99 | one-time |
| Offer 60 | $59.99 | one-time |
| Offer 100 | $99.99 | one-time |


## Frequently asked questions

### Is Running Sphere free?

Running Sphere is free to download, with no in-app purchases.

### Is Carve Loop! free?

Carve Loop! is free to download, with in-app purchases available.

### Do Running Sphere or Carve Loop! have ads?

Carve Loop! shows ads; Running Sphere does not.

### Which is updated more often, Running Sphere or Carve Loop!?

Running Sphere ships an update every 6 weeks, and Carve Loop! weekly. Most recently, Running Sphere was updated on October 3, 2026 and Carve Loop! on October 13, 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.*