# CardGen vs KnoWhiz

The clearest difference is iOS requirement: KnoWhiz at 13.0 against CardGen's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CardGen sells 2 in-app purchases, starting at $1.99 per month and KnoWhiz sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | CardGen | KnoWhiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/knowhiz/id6670285646/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | — | Free with in-app purchases |
| Size | 72 MB | 31 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [舜 吕](https://appshunter.io/developer/1534998158) | [Curastone CORP.](https://appshunter.io/developer/1609919101) |

## What reviewers say

### CardGen

[App page](https://appshunter.io/ios/app/cardgen/id6472594002)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CardGen Pro ( 1 Month ) | $1.99 | per month |
| CardGen Pro ( 1 Year ) | $19.99 | per year |


### KnoWhiz

[App page](https://appshunter.io/ios/app/knowhiz/id6670285646)

This AI-powered tool transforms your study materials into structured digital flashcards. It automatically generates and refines flashcard content based on your learning objectives or provided text, streamlining exam preparation.

**Highlights:** AI-powered flashcard generation, Structured content adjustment, Input learning objectives, Process textual materials, Digital flashcard creation

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnoWhiz Plus Monthly | $2.99 | per month |
| KnoWhiz Premium Monthly | $9.99 | per month |


## Frequently asked questions

### Is CardGen free?

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

### Is KnoWhiz free?

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

### Do CardGen or KnoWhiz have ads?

Neither CardGen nor KnoWhiz 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.*