# Big Data Knowledge Test vs Cybersecurity Basics

The clearest difference is in-app purchases: Cybersecurity Basics at none against Big Data Knowledge Test's 2. Cybersecurity Basics also leads on update cadence (every 2 days vs every 3 months) and device support (3 vs 1). 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. Cybersecurity Basics asks for nothing beyond the download.

Big Data Knowledge Test ships an update every 3 months, Cybersecurity Basics every 2 days. The most recent releases landed on September 27, 2026 and May 30, 2026 respectively.

## The numbers

| Metric | Big Data Knowledge Test | Cybersecurity Basics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 9 MB | 38 MB |
| Requires iOS | 17.2 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) | [Tsuyoshi Sezaki](https://appshunter.io/developer/1886356149) |

## 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 |


### Cybersecurity Basics

[App page](https://appshunter.io/ios/app/cybersecurity-basics/id6769253209)

**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 Cybersecurity Basics free?

Cybersecurity Basics is free to download, with no in-app purchases.

### Do Big Data Knowledge Test or Cybersecurity Basics have ads?

Neither Big Data Knowledge Test nor Cybersecurity Basics shows ads.

### Which is updated more often, Big Data Knowledge Test or Cybersecurity Basics?

Big Data Knowledge Test ships an update every 3 months, and Cybersecurity Basics every 2 days. Most recently, Big Data Knowledge Test was updated on September 27, 2026 and Cybersecurity Basics on May 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.*