# gradeshock vs iStudy

The clearest difference is iOS requirement: iStudy at 18.6 against gradeshock's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. gradeshock sells 2 in-app purchases, starting at $6.99 per month and iStudy sells 4 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | gradeshock | iStudy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Size | 8 MB | 8 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [STYLIANOS PAPAPETROU](https://appshunter.io/developer/1750244957) | [Ahmad Hassan](https://appshunter.io/developer/1896598141) |

## What reviewers say

### gradeshock

[App page](https://appshunter.io/ios/app/gradeshock/id6753221106)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro - Gradeshock | $6.99 | per month |
| Lifetime - Gradeshock | $34.99 | one-time |


### iStudy

[App page](https://appshunter.io/ios/app/istudy-progress-tracker/id6776713947)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $12.99 | per month |
| Quaterly | $19.99 | per 3 months |
| Bi Annual | $29.99 | per 6 months |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is gradeshock free?

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

### Is iStudy free?

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

### Do gradeshock or iStudy have ads?

Neither gradeshock nor iStudy 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.*