# ice sudoku vs PaymentFlow

The clearest difference is price: PaymentFlow at Free against ice sudoku's $1.99. PaymentFlow also leads on iOS requirement (15.6 vs 18.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

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

ice sudoku ships an update fortnightly, PaymentFlow every 3 weeks. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ice sudoku | PaymentFlow |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.8 (15 ratings)](https://appshunter.io/ios/app/ice-sudoku/id1473595660/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Paid | — |
| Size | 46 MB | 22 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [子诚 王](https://appshunter.io/developer/1473595659) | [TOMOKAZU GOTO](https://appshunter.io/developer/6782375624) |

## 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


### PaymentFlow

[App page](https://appshunter.io/ios/app/paymentflow/id6792440752)

**Features:** macOS Compatibility, 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 PaymentFlow free?

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

### Do ice sudoku or PaymentFlow have ads?

Neither ice sudoku nor PaymentFlow shows ads.

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

ice sudoku ships an update fortnightly, and PaymentFlow every 3 weeks. Most recently, ice sudoku was updated on November 6, 2026 and PaymentFlow on October 31, 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.*