# Parallel Earth vs Gravity Flip

The clearest difference is ads: Gravity Flip at none against Parallel Earth's shown. Gravity Flip also leads on update cadence (weekly vs every 3 months) and iOS requirement (15.0 vs 17.0). 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.

Parallel Earth ships an update every 3 months, Gravity Flip weekly. Both last shipped on November 9, 2026.

## The numbers

| Metric | Parallel Earth | Gravity Flip |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Weekly** |
| Size | 185 MB | 3 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Sui Fai Law](https://appshunter.io/developer/1889201616) | [Tien Dinh](https://appshunter.io/developer/1813348990) |

## What reviewers say

### Parallel Earth

[App page](https://appshunter.io/ios/app/parallel-earth/id6763534884)

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

**In-app purchases:** none


### Gravity Flip

[App page](https://appshunter.io/ios/app/gravity-flip-fly-and-collect/id6764468719)

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

**In-app purchases:** none


## Frequently asked questions

### Is Parallel Earth free?

Parallel Earth is free to download, with no in-app purchases.

### Is Gravity Flip free?

Gravity Flip is free to download, with no in-app purchases.

### Do Parallel Earth or Gravity Flip have ads?

Parallel Earth shows ads; Gravity Flip does not.

### Which is updated more often, Parallel Earth or Gravity Flip?

Parallel Earth ships an update every 3 months, and Gravity Flip weekly. Most recently, Parallel Earth was updated on November 9, 2026 and Gravity Flip on November 9, 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.*