# The ABA Lab vs GradApp.

The clearest difference is in-app purchases: GradApp. at none against The ABA Lab's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. The ABA Lab sells 3 in-app purchases, starting at $9.99 per month. GradApp. asks for nothing beyond the download.

## The numbers

| Metric | The ABA Lab | GradApp. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 41 MB | 35 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WAMVYTECH GROUP LLC](https://appshunter.io/developer/1887877334) | [Daniel Owusu](https://appshunter.io/developer/1870649827) |

## What reviewers say

### The ABA Lab

[App page](https://appshunter.io/ios/app/the-aba-lab/id6761122498)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Quarterly | $19.99 | per 3 months |
| Yearly | $49.99 | per year |


### GradApp.

[App page](https://appshunter.io/ios/app/gradapp/id6770708127)

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

**In-app purchases:** none


## Frequently asked questions

### Is The ABA Lab free?

The ABA Lab is free to download, with in-app purchases available.

### Is GradApp. free?

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

### Do The ABA Lab or GradApp. have ads?

Neither The ABA Lab nor GradApp. shows ads.

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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.*