# Big Data Knowledge Test vs Computer Science Quest

The clearest difference is in-app purchases: Computer Science Quest at none against Big Data Knowledge Test's 2. Computer Science Quest also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.2). On price and ads there is nothing between them.

Both are free to download. Big Data Knowledge Test sells 2 in-app purchases, starting at $13.99 per month. Computer Science Quest asks for nothing beyond the download.

## The numbers

| Metric | Big Data Knowledge Test | Computer Science Quest |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 9 MB | 20 MB |
| Requires iOS | 17.2 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) | [PriyankRaj Katariya](https://appshunter.io/developer/6802582833) |

## What reviewers say

### Big Data Knowledge Test

[App page](https://appshunter.io/ios/app/big-data-knowledge-test/id6740737722)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $13.99 | per month |
| Lifetime version | $24.99 | one-time |


### Computer Science Quest

[App page](https://appshunter.io/ios/app/computer-science-quest/id6813055282)

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

**In-app purchases:** none


## Frequently asked questions

### Is Big Data Knowledge Test free?

Big Data Knowledge Test is free to download, with in-app purchases available.

### Is Computer Science Quest free?

Computer Science Quest is free to download, with no in-app purchases.

### Do Big Data Knowledge Test or Computer Science Quest have ads?

Neither Big Data Knowledge Test nor Computer Science Quest 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.*