# Core Bio vs Direct_Square_Variation

The clearest difference is iOS requirement: Direct_Square_Variation at 12.0 against Core Bio's 15.0. On price, ads, 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 | Core Bio | Direct_Square_Variation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 75 MB | 25 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kristopher Hoeksema](https://appshunter.io/developer/532432938) | [Science Education Institute](https://appshunter.io/developer/1439710468) |

## What reviewers say

### Core Bio

[App page](https://appshunter.io/ios/app/core-bio/id6444389887)

**Features:** macOS Compatibility

**In-app purchases:** none


### Direct_Square_Variation

[App page](https://appshunter.io/ios/app/direct-square-variation/id6742364810)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Core Bio free?

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

### Is Direct_Square_Variation free?

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

### Do Core Bio or Direct_Square_Variation have ads?

Neither Core Bio nor Direct_Square_Variation 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.*