# Calculate Run! vs Flexy Ring

The clearest difference is in-app purchases: Calculate Run! at none against Flexy Ring's 1. Calculate Run! also leads on ads (none vs shown) and iOS requirement (10.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Flexy Ring sells 1 one-off in-app purchase. Calculate Run! asks for nothing beyond the download.

## The numbers

| Metric | Calculate Run! | Flexy Ring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (21K ratings)](https://appshunter.io/ios/app/flexy-ring/id1640043434/reviews)** |
| Number of ratings | — | **21K** |
| Positive reviews | — | 17.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 126 MB | 314 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Emrullah Can Demirpolat](https://appshunter.io/developer/1533074907) | [SayGames LTD](https://appshunter.io/developer/1551847165) |

## What reviewers say

### Calculate Run!

[App page](https://appshunter.io/ios/app/calculate-run/id1581823973)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flexy Ring

[App page](https://appshunter.io/ios/app/flexy-ring/id1640043434)

This logic puzzle game challenges you to untangle rubber bands by tapping pins. With over 150 levels and unique modes, it tests your physics understanding and lateral thinking. Enjoy a relaxing experience with satisfying visuals and sounds.

**Highlights:** Untangle rubber bands by tapping pins, Over 150 challenging levels, Eight unique game modes, Rubber Band Challenge with exploding objects, Extra-large levels requiring zoom, Relaxing visuals and sound effects

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NO ADS | $2.99 | one-time |

**What reviewers like**

- 👍 Relaxing gameplay
- 💡 Challenging levels
- 🚀 Fun and enjoyable

**What reviewers complain about**

- 🔍 Too many ads
- 🔍 Ads interrupt gameplay
- 🔍 Ads are unskippable
- 🔍 Ads are longer than gameplay
- 🔍 Excessive ads ruin the experience

**Reported bugs**

- Game stops working after updates
- Haptic/sound settings don't work
- Inconsistent performance across devices

**Requested features**

- Option to pay for ad-free version
- Ability to skip or reduce the 'rubber band challenge' after levels
- More challenging levels as the game progresses


## Frequently asked questions

### Is Calculate Run! free?

Calculate Run! is free to download, with no in-app purchases.

### Is Flexy Ring free?

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

### Do Calculate Run! or Flexy Ring have ads?

Flexy Ring shows ads; Calculate Run! does not.

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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.*