# AnkiSnap vs Red Sheet

The clearest difference is review sentiment: Red Sheet at 78% against AnkiSnap's 11%. Red Sheet also leads on update cadence (every 3 days vs every 5 months). AnkiSnap's advantage is ads (none vs shown). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. AnkiSnap sells 2 one-off in-app purchases and Red Sheet sells 7 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

AnkiSnap ships an update every 5 months, Red Sheet every 3 days. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | AnkiSnap | Red Sheet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/red-sheet-pdf-study-app/id1580506756/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 11.1% of reviews | **77.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 112 MB | 193 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Pentel Co.,Ltd.](https://appshunter.io/developer/517890440) | [Foodmenu.world Inc.](https://appshunter.io/developer/1438351063) |

## What reviewers say

### AnkiSnap

[App page](https://appshunter.io/ios/app/ankisnap/id689996089)

Create custom flashcards by marking up study materials and taking photos. Turn commute and waiting times into study sessions with interactive digital flashcards. Features include shuffle and check functions to identify weak areas.

**Highlights:** Create flashcards from marked paper, Digital flashcard creation, Shuffle flashcard order, Track weak study areas, Supports orange pen marking, Store up to 500 pages of flashcards

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| シート保存（iPad） | $2.99 | one-time |
| シート保存 | $7.99 | one-time |


### Red Sheet

[App page](https://appshunter.io/ios/app/red-sheet-pdf-study-app/id1580506756)

Create and study flashcards from your PDFs, notes, and images. This app lets you hide and reveal text to transform study materials into interactive flashcards for faster memorization. Supports various import options and flexible study tools.

**Highlights:** Create flashcards from PDFs, Import from note apps and cloud storage, Hide and reveal text for study, Create flashcards from photos and images, Vocabulary and word list flashcards, One-tap show/hide for quick review

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Special plan | $2.99 | per month |
| Monthly Super Saver Plan | $2.99 | per month |
| Monthly Value Plan | $3.99 | per month |
| Basic Plan | $5.99 | per month |
| 3 Month Plan - V 3.1.5 needed | $9.99 | per 3 months |
| Half year plan (Sale) | $17.99 | per 6 months |
| Half year plan - V2.9.0 needed | $22.99 | per 6 months |


## Frequently asked questions

### Is AnkiSnap free?

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

### Is Red Sheet free?

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

### Do AnkiSnap or Red Sheet have ads?

Red Sheet shows ads; AnkiSnap does not.

### Which is updated more often, AnkiSnap or Red Sheet?

AnkiSnap ships an update every 5 months, and Red Sheet every 3 days. Most recently, AnkiSnap was updated on October 15, 2026 and Red Sheet on October 16, 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.*