# LettersRush3D vs Heap Up!

The clearest difference is device support: LettersRush3D at 3 against Heap Up!'s —. On price, in-app purchases and iOS requirement 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 | LettersRush3D | Heap Up! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 165 MB | 72 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [Omer Serif Bilsel](https://appshunter.io/developer/312280518) | [Emrullah Can Demirpolat](https://appshunter.io/developer/1533074907) |

## What reviewers say

### LettersRush3D

[App page](https://appshunter.io/ios/app/lettersrush3d/id6443526295)

**Features:** macOS Compatibility

**In-app purchases:** none


### Heap Up!

[App page](https://appshunter.io/ios/app/heap-up/id6476927772)

**In-app purchases:** none


## Frequently asked questions

### Is LettersRush3D free?

LettersRush3D is free to download, with no in-app purchases.

### Is Heap Up! free?

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

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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.*