# ice sudoku vs cryptoscreen

The clearest difference is price: cryptoscreen at Free against ice sudoku's $1.99. cryptoscreen also leads on rating (5.0 vs 4.8) and review sentiment (100% vs 89%). ice sudoku's advantage is ratings volume (15 vs 1). On update cadence, ads, in-app purchases and device support there is nothing between them.

cryptoscreen is free to download; ice sudoku costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

cryptoscreen holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: ice sudoku has 15 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 89% of ice sudoku's written reviews are positive against 100% of cryptoscreen's.

ice sudoku ships an update fortnightly, cryptoscreen every 9 days. The most recent releases landed on September 22, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | ice sudoku | cryptoscreen |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.8 (15 ratings)](https://appshunter.io/ios/app/ice-sudoku/id1473595660/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cryptoscreen/id6779173642/reviews)** |
| Number of ratings | **15** | 1 |
| Positive reviews | 88.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Paid | **Free** |
| Size | 46 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [子诚 王](https://appshunter.io/developer/1473595659) | [Domenico Marco Di Donna](https://appshunter.io/developer/1890112575) |

## What reviewers say

### ice sudoku

[App page](https://appshunter.io/ios/app/ice-sudoku/id1473595660)

This app offers a vast collection of Sudoku puzzles across various difficulty levels, featuring a logic analysis system and customizable gameplay. Enjoy offline play with a focus on privacy and continuous updates.

**Highlights:** Extensive Sudoku question bank, Multiple difficulty levels, Step-by-step logic analysis, Offline play, Customizable gameplay, Sudoku scanning recognition

**Features:** Vision Pro support

**In-app purchases:** none


### cryptoscreen

[App page](https://appshunter.io/ios/app/cryptoscreen/id6779173642)

This app creates secure, self-destructing notes that are encrypted locally before being shared. Both a link and a PIN are required to access the message, which is then deleted after a single successful read. It offers enhanced privacy features like screenshot detection.

**Highlights:** Local encryption before upload, Link and PIN required for access, One-time read deletion, Screenshot detection, Message destruction after failed PIN attempts, Link expiration, Encrypted image attachments (Pro)

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

**In-app purchases:** none


## Frequently asked questions

### Is ice sudoku free?

ice sudoku costs $1.99, with no in-app purchases.

### Is cryptoscreen free?

cryptoscreen is free to download, with no in-app purchases.

### Which has better reviews, ice sudoku or cryptoscreen?

cryptoscreen is rated higher. ice sudoku averages 4.8 out of 5 from 15 ratings, while cryptoscreen averages 5.0 from 1 ratings.

### Do ice sudoku or cryptoscreen have ads?

Neither ice sudoku nor cryptoscreen shows ads.

### Which is updated more often, ice sudoku or cryptoscreen?

ice sudoku ships an update fortnightly, and cryptoscreen every 9 days. Most recently, ice sudoku was updated on September 22, 2026 and cryptoscreen on September 14, 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.*