# AI Study Sheet vs Red Sheet Camera

The clearest difference is ads: AI Study Sheet at none against Red Sheet Camera's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. AI Study Sheet sells 1 one-off in-app purchase and Red Sheet Camera sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

AI Study Sheet ships an update every 4 days, Red Sheet Camera weekly. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | AI Study Sheet | Red Sheet Camera |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 16 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Masaki Iino](https://appshunter.io/developer/6778272211) | [RAINBOW TREE LLC](https://appshunter.io/developer/1619997282) |

## What reviewers say

### AI Study Sheet

[App page](https://appshunter.io/ios/app/ai-study-sheet-flashcards/id6782023263)

Transform existing study materials into active-recall quizzes with AI. Snap photos or import PDFs, and the app automatically masks key terms for spaced repetition. Review materials with an auto-reveal mode that adapts to your learning behavior.

**Highlights:** Import photos and PDFs, Automatic AI masking of key terms, Review reminders, Auto Study Mode with sequential reveal, Adaptive learning based on study behavior, Organized study material library, Flexible material viewing and editing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Saves | $4.99 | one-time |


### Red Sheet Camera

[App page](https://appshunter.io/ios/app/red-sheet-camera-study-notes/id6790114724)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を削除 | $2.99 | one-time |


## Frequently asked questions

### Is AI Study Sheet free?

AI Study Sheet is free to download, with in-app purchases available.

### Is Red Sheet Camera free?

Red Sheet Camera is free to download, with in-app purchases available.

### Do AI Study Sheet or Red Sheet Camera have ads?

Red Sheet Camera shows ads; AI Study Sheet does not.

### Which is updated more often, AI Study Sheet or Red Sheet Camera?

AI Study Sheet ships an update every 4 days, and Red Sheet Camera weekly. Most recently, AI Study Sheet was updated on October 24, 2026 and Red Sheet Camera on October 22, 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.*