# Cardcore Flashcards vs ZelHack Cybersecurity Training

The clearest difference is price: Cardcore Flashcards at Free against ZelHack Cybersecurity Training's $1.99. Cardcore Flashcards also leads on update cadence (every 2 days vs weekly). ZelHack Cybersecurity Training's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Cardcore Flashcards is free to download; ZelHack Cybersecurity Training costs $1.99 up front. Cardcore Flashcards sells 3 in-app purchases, starting at $0.99 per month. ZelHack Cybersecurity Training asks for nothing beyond the download.

Cardcore Flashcards ships an update every 2 days, ZelHack Cybersecurity Training weekly. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Cardcore Flashcards | ZelHack Cybersecurity Training |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zelhack-cybersecurity-training/id6799419096/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 45 MB | 3.5 GB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, Mac | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Kvamme](https://appshunter.io/developer/1193793299) | [Haja Mohideen](https://appshunter.io/developer/6779541653) |

## What reviewers say

### Cardcore Flashcards

[App page](https://appshunter.io/ios/app/cardcore-flashcards/id6739949798)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |
| Premium | $9.99 | per year |
| Premium | $19.99 | one-time |


### ZelHack Cybersecurity Training

[App page](https://appshunter.io/ios/app/zelhack-cybersecurity-training/id6799419096)

Master cybersecurity engineering with comprehensive training, including hands-on labs and expert lectures. Prepare for the globally recognized RCCE certification and advance your career in this rapidly growing field.

**Highlights:** 1,118 downloadable slide-based courses, Expert lectures by Haja Mo, 3,700 animated ZelCards, 221+ hands-on labs, Interactive quizzes, 35 training modules

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cardcore Flashcards free?

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

### Is ZelHack Cybersecurity Training free?

ZelHack Cybersecurity Training costs $1.99, with no in-app purchases.

### Do Cardcore Flashcards or ZelHack Cybersecurity Training have ads?

Neither Cardcore Flashcards nor ZelHack Cybersecurity Training shows ads.

### Which is updated more often, Cardcore Flashcards or ZelHack Cybersecurity Training?

Cardcore Flashcards ships an update every 2 days, and ZelHack Cybersecurity Training weekly. Most recently, Cardcore Flashcards was updated on October 10, 2026 and ZelHack Cybersecurity Training on October 4, 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.*