# Hellfish Parallels vs Bottom Up!

The clearest difference is ads: Hellfish Parallels at none against Bottom Up!'s shown. Bottom Up!'s advantage is iOS requirement (15.0 vs 18.4). 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 | Hellfish Parallels | Bottom Up! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | — |
| Size | 17 MB | 112 MB |
| Requires iOS | 18.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Wolfe John Maykut](https://appshunter.io/developer/1812221135) | [Pixel Envision Ltd.](https://appshunter.io/developer/444289214) |

## What reviewers say

### Hellfish Parallels

[App page](https://appshunter.io/ios/app/hellfish-parallels/id6746019288)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bottom Up!

[App page](https://appshunter.io/ios/app/bottom-up/id6808689947)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hellfish Parallels free?

Hellfish Parallels is free to download, with no in-app purchases.

### Is Bottom Up! free?

Bottom Up! is free to download, with no in-app purchases.

### Do Hellfish Parallels or Bottom Up! have ads?

Bottom Up! shows ads; Hellfish Parallels 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.*