# McGraw CSD vs St Mary HS

The clearest difference is update cadence: McGraw CSD at every 3 months against St Mary HS's every 7 months. 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.

McGraw CSD ships an update every 3 months, St Mary HS every 7 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | McGraw CSD | St Mary HS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Size | 143 MB | 117 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [McGraw Central School District](https://appshunter.io/developer/1739400989) | [St Mary HS](https://appshunter.io/developer/1788403101) |

## What reviewers say

### McGraw CSD

[App page](https://appshunter.io/ios/app/mcgraw-csd/id6480526391)

**In-app purchases:** none


### St Mary HS

[App page](https://appshunter.io/ios/app/st-mary-hs/id6740097914)

**In-app purchases:** none


## Frequently asked questions

### Is McGraw CSD free?

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

### Is St Mary HS free?

St Mary HS is free to download, with no in-app purchases.

### Do McGraw CSD or St Mary HS have ads?

Neither McGraw CSD nor St Mary HS shows ads.

### Which is updated more often, McGraw CSD or St Mary HS?

McGraw CSD ships an update every 3 months, and St Mary HS every 7 months. Most recently, McGraw CSD was updated on November 4, 2026 and St Mary HS on October 30, 2026.

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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.*