# CardGen vs LectureLens

The clearest difference is update cadence: LectureLens at every 4 days against CardGen's every 9 days. LectureLens also leads on iOS requirement (13.0 vs 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 LectureLens sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

CardGen ships an update every 9 days, LectureLens every 4 days. The most recent releases landed on September 17, 2026 and June 24, 2026 respectively.

## The numbers

| Metric | CardGen | LectureLens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/lecturelens-ai-study-buddy/id6746423331/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 72 MB | 51 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) | [CWB Innovations LLC](https://appshunter.io/developer/1816819233) |

## 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 |


### LectureLens

[App page](https://appshunter.io/ios/app/lecturelens-ai-study-buddy/id6746423331)

This AI-powered app transforms live recordings and uploaded files into study materials like flashcards, tests, and notes. It offers structured study sessions to enhance learning and save time. Optimize your revision with personalized, digestible content.

**Highlights:** AI-generated notes, Practice tests, Flashcard creation, Study guides, Related YouTube videos, Upload various file types, Structured study sessions

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Silver | $9.99 | per month |
| Gold | $19.99 | per month |


## Frequently asked questions

### Is CardGen free?

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

### Is LectureLens free?

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

### Do CardGen or LectureLens have ads?

Neither CardGen nor LectureLens shows ads.

### Which is updated more often, CardGen or LectureLens?

CardGen ships an update every 9 days, and LectureLens every 4 days. Most recently, CardGen was updated on September 17, 2026 and LectureLens on June 24, 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.*