# Sudoku Helper vs UDrynk

The clearest difference is rating: UDrynk at 4.0 against Sudoku Helper's 3.0. UDrynk also leads on update cadence (every 5 days vs every 20 months). Sudoku Helper's advantage is iOS requirement (13.0 vs 15.1). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UDrynk holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Sudoku Helper ships an update every 20 months, UDrynk every 5 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Sudoku Helper | UDrynk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/sudoku-helper/id1526144654/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/udrynk/id6502455151/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 3 MB | 61 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Berthold Ernstberger](https://appshunter.io/developer/559325186) | [Quantum Pivot](https://appshunter.io/developer/1717084525) |

## What reviewers say

### Sudoku Helper

[App page](https://appshunter.io/ios/app/sudoku-helper/id1526144654)

This application helps solve Sudoku puzzles by finding the solution for any valid puzzle. It also assists in creating new Sudoku grids by clearing impossible numbers after each user entry.

**Highlights:** Solves Sudoku puzzles, Creates new Sudoku grids, Clears impossible numbers, Supports single-solution puzzles

**In-app purchases:** none


### UDrynk

[App page](https://appshunter.io/ios/app/udrynk/id6502455151)

Connect with friends and discover new bars while logging your drinks. This social application helps you find cool places and meet other people.

**Highlights:** Add friends, Discover new bars, Connect with people, Log drinks

**In-app purchases:** none


## Frequently asked questions

### Is Sudoku Helper free?

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

### Is UDrynk free?

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

### Which has better reviews, Sudoku Helper or UDrynk?

UDrynk is rated higher. Sudoku Helper averages 3.0 out of 5 from 1 ratings, while UDrynk averages 4.0 from 1 ratings.

### Do Sudoku Helper or UDrynk have ads?

Neither Sudoku Helper nor UDrynk shows ads.

### Which is updated more often, Sudoku Helper or UDrynk?

Sudoku Helper ships an update every 20 months, and UDrynk every 5 days. Most recently, Sudoku Helper was updated on November 3, 2026 and UDrynk on November 4, 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.*