# Shift & Stack vs Bouncing Sky Fever

The clearest difference is ads: Shift & Stack at none against Bouncing Sky Fever's shown. Shift & Stack also leads on iOS requirement (12.0 vs 15.0). On price, 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.

## The numbers

| Metric | Shift & Stack | Bouncing Sky Fever |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 4 days |
| Size | 54 MB | 186 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [eitezaz ahmad](https://appshunter.io/developer/1027303006) | [BEE TECH CORPORATION JOINT STOCK COMPANY](https://appshunter.io/developer/1794064337) |

## What reviewers say

### Shift & Stack

[App page](https://appshunter.io/ios/app/shift-and-stack/id6757802613)

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

**In-app purchases:** none


### Bouncing Sky Fever

[App page](https://appshunter.io/ios/app/bouncing-sky-fever/id6760987426)

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

**In-app purchases:** none


## Frequently asked questions

### Is Shift & Stack free?

Shift & Stack is free to download, with no in-app purchases.

### Is Bouncing Sky Fever free?

Bouncing Sky Fever is free to download, with no in-app purchases.

### Do Shift & Stack or Bouncing Sky Fever have ads?

Bouncing Sky Fever shows ads; Shift & Stack 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.*