# iSchool Digital Platform vs quantum error correction

The clearest difference is in-app purchases: quantum error correction at none against iSchool Digital Platform's 10. iSchool Digital Platform's advantage is iOS requirement (12.1 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. iSchool Digital Platform sells 10 one-off in-app purchases. quantum error correction asks for nothing beyond the download.

## The numbers

| Metric | iSchool Digital Platform | quantum error correction |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 100 MB | 5 MB |
| Requires iOS | **12.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [iSchool Bulgaria OOD](https://appshunter.io/developer/1488481481) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### iSchool Digital Platform

[App page](https://appshunter.io/ios/app/ischool-digital-platform/id1488481482)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BEL 6th grade textbook | $2.99 | one-time |
| BEL 3rd grade textbook | $2.99 | one-time |
| BEL 1st grade textbook | $2.99 | one-time |
| BEL 4rd grade textbook | $2.99 | one-time |
| BEL 2nd grade textbook | $2.99 | one-time |
| Preparation in BEL for ext 7th | $3.99 | one-time |
| Preparation in Math ext 7th | $4.99 | one-time |
| Collection of math problems 6. | $4.99 | one-time |
| Collection of math problems 7. | $4.99 | one-time |
| Finance Analyze | $9.99 | one-time |


### quantum error correction

[App page](https://appshunter.io/ios/app/quantum-error-correction/id6504707563)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iSchool Digital Platform free?

iSchool Digital Platform is free to download, with in-app purchases available.

### Is quantum error correction free?

quantum error correction is free to download, with no in-app purchases.

### Do iSchool Digital Platform or quantum error correction have ads?

Neither iSchool Digital Platform nor quantum error correction 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.*