# CS0 vs SC

The clearest difference is in-app purchases: CS0 at none against SC's 1. SC's advantage is update cadence (weekly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SC sells 1 one-off in-app purchase. CS0 asks for nothing beyond the download.

CS0 ships an update every 3 months, SC weekly. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | CS0 | SC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 27 MB | 158 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Davy Raitt](https://appshunter.io/developer/1795318281) | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) |

## What reviewers say

### CS0

[App page](https://appshunter.io/ios/app/cs0-003-cysa-plus-threat-analyst/id6761184689)

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

**In-app purchases:** none


### SC

[App page](https://appshunter.io/ios/app/sc-200-security-analyst-study/id6782107972)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SC-200 Lifetime Access | $4.99 | one-time |


## Frequently asked questions

### Is CS0 free?

CS0 is free to download, with no in-app purchases.

### Is SC free?

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

### Do CS0 or SC have ads?

Neither CS0 nor SC shows ads.

### Which is updated more often, CS0 or SC?

CS0 ships an update every 3 months, and SC weekly. Most recently, CS0 was updated on October 14, 2026 and SC on October 25, 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.*