# Clarity UPSC vs PrepAiro GRE

Clarity UPSC and PrepAiro GRE are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Clarity UPSC | PrepAiro GRE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 83 MB | 145 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Laxmi Shivappa Naik](https://appshunter.io/developer/1848288875) | [PrepAIro](https://appshunter.io/developer/1795391659) |

## What reviewers say

### Clarity UPSC

[App page](https://appshunter.io/ios/app/clarity-upsc/id6754445007)

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

**In-app purchases:** none


### PrepAiro GRE

[App page](https://appshunter.io/ios/app/prepairo-gre/id6757590892)

**In-app purchases:** none


## Frequently asked questions

### Is Clarity UPSC free?

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

### Is PrepAiro GRE free?

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

### Do Clarity UPSC or PrepAiro GRE have ads?

Neither Clarity UPSC nor PrepAiro GRE 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.*