# Computer Science Calculations vs Scan Doc AI

The clearest difference is device support: Computer Science Calculations at 3 against Scan Doc AI's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Computer Science Calculations sells 3 in-app purchases, starting at $0.99 per 3 months and Scan Doc AI sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Computer Science Calculations | Scan Doc AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | — |
| Update frequency | Monthly | — |
| Size | 26 MB | 33 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Egal Net di Ettore Gallina](https://appshunter.io/developer/993232047) | [Alexandru Vlad Tanasescu](https://appshunter.io/developer/1445145578) |

## What reviewers say

### Computer Science Calculations

[App page](https://appshunter.io/ios/app/computer-science-calculations/id1488787780)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Version (3 months) | $0.99 | per 3 months |
| PRO Version (1 year) | $2.49 | per year |
| PRO Version (Lifetime) | $89.99 | one-time |


### Scan Doc AI

[App page](https://appshunter.io/ios/app/scan-doc-ai/id6760474860)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scan Doc AI Pro | $2.99 | one-time |


## Frequently asked questions

### Is Computer Science Calculations free?

Computer Science Calculations is free to download, with in-app purchases available.

### Is Scan Doc AI free?

Scan Doc AI is free to download, with in-app purchases available.

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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.*