# SudokuE vs memRush

The clearest difference is price: memRush at Free against SudokuE's $1.99. memRush also leads on update cadence (fortnightly vs every 8 months). On rating, ratings volume, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for SudokuE against 5.0 for memRush. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

SudokuE ships an update every 8 months, memRush fortnightly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SudokuE | memRush |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/sudokue/id6502456402/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/memrush-brain-training/id6670697851/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Monetization | Paid | **Free** |
| Size | 44 MB | 10 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [胜前 刘](https://appshunter.io/developer/1715967286) | [红品 熊](https://appshunter.io/developer/1766515274) |

## What reviewers say

### SudokuE

[App page](https://appshunter.io/ios/app/sudokue/id6502456402)

A classic number puzzle game that challenges logical thinking with a 9x9 grid. Offers multiple difficulty levels and an intuitive generator for unique, solvable puzzles. Features include pencil marks and note-taking for strategic play.

**Highlights:** Classic 9x9 grid gameplay, Multiple difficulty levels, Intuitive puzzle generator, Pencil mark feature, Note-taking options, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### memRush

[App page](https://appshunter.io/ios/app/memrush-brain-training/id6670697851)

Enhance your cognitive abilities with daily memory exercises. This game offers various modes to challenge your recall and learning speed, suitable for all ages to build a stronger foundation for success.

**Highlights:** Memory Training, Challenge Mode, Selection Mode, Matching Mode, Customizable Parameters

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

**In-app purchases:** none


## Frequently asked questions

### Is SudokuE free?

SudokuE costs $1.99, with no in-app purchases.

### Is memRush free?

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

### Which has better reviews, SudokuE or memRush?

SudokuE and memRush are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do SudokuE or memRush have ads?

Neither SudokuE nor memRush shows ads.

### Which is updated more often, SudokuE or memRush?

SudokuE ships an update every 8 months, and memRush fortnightly. Most recently, SudokuE was updated on November 4, 2026 and memRush on October 30, 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.*