# SC vs CertLab

The clearest difference is in-app purchases: CertLab at none against SC's 1. CertLab also leads on update cadence (every 2 days vs weekly). 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. CertLab asks for nothing beyond the download.

SC ships an update weekly, CertLab every 2 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SC | CertLab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 185 MB | 38 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CHOI SEONGMIN](https://appshunter.io/developer/6772332527) | [Tenzin Negoen](https://appshunter.io/developer/1879033025) |

## What reviewers say

### SC

[App page](https://appshunter.io/ios/app/sc-100-cyber-architect-prep/id6782108064)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SC-100 Lifetime Access | $4.99 | one-time |


### CertLab

[App page](https://appshunter.io/ios/app/certlab/id6785120117)

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

**In-app purchases:** none


## Frequently asked questions

### Is SC free?

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

### Is CertLab free?

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

### Do SC or CertLab have ads?

Neither SC nor CertLab shows ads.

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

SC ships an update weekly, and CertLab every 2 days. Most recently, SC was updated on October 24, 2026 and CertLab on October 15, 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.*