# Flat Stomach & Core vs HeightUp

The clearest difference is ads: Flat Stomach & Core at none against HeightUp's shown. Flat Stomach & Core also leads on iOS requirement (13.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Flat Stomach & Core sells 4 in-app purchases, starting at $4.99 per 7 days and HeightUp sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Flat Stomach & Core | HeightUp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Fortnightly |
| Size | 54 MB | 47 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [CodeCross](https://appshunter.io/developer/1660793254) | [Deivid Velkov](https://appshunter.io/developer/6806044745) |

## What reviewers say

### Flat Stomach & Core

[App page](https://appshunter.io/ios/app/flat-stomach-and-core-abs-work/id6761374056)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access to Flat Stomach | $4.99 | per 7 days |
| Unlimited Access to Flat Stomach | $4.99 | per 7 days |
| Unlimited Access to Flat Stomach | $14.99 | per month |
| Unlimited Access to Flat Stomach | $14.99 | per month |


### HeightUp

[App page](https://appshunter.io/ios/app/heightup-height-increase/id6806044743)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HeightUp - Weekly | $5.99 | per 7 days |
| HeightUp - Yearly | $59.99 | per year |


## Frequently asked questions

### Is Flat Stomach & Core free?

Flat Stomach & Core is free to download, with in-app purchases available.

### Is HeightUp free?

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

### Do Flat Stomach & Core or HeightUp have ads?

HeightUp shows ads; Flat Stomach & Core 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.*