# Sudoku Otter — Step-by-step guides, zero ads

> Step-by-step guides, zero ads (iPhone/iPad app by 宁 马.)

- Source: https://appshunter.io/ios/app/sudoku-otter/id6793369945 (this page in markdown: same URL + `.md`)
- Developer: [宁 马](https://appshunter.io/developer/6793333908)
- Category: Entertainment
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 26.5 · 2 MB
- Languages: American English
- Released: 2026-08-06
- Data updated: 2026-10-13

## What is Sudoku Otter?

I created these Sudoku puzzles and step-by-step guides for my daughter to help her learn the logical reasoning behind every single move.
Key Features:
	1	Step-by-Step Guidance: Uses visual aids to explain the logic behind each filled number, making the reasoning easier to grasp and remember.
	2	Targeted Practice: Each difficulty level is designed around a specific solving technique that is guaranteed to be used in the puzzle, making it ideal for focused training.
I hope you enjoy it! If you have any suggestions for improvement, feel free to email me at xlwrn50x@hotmail.com (screenshots are greatly appreciated!).

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Buy me a bubble tea - Small | $0.99 | one-time |
| Buy me a bubble tea - medium | $1.99 | one-time |
| Buy creator a bubble tea - Large | $2.99 | one-time |


## Is Sudoku Otter safe?

Not enough ratings yet to assess Sudoku Otter.

## Is Sudoku Otter legit?

Sudoku Otter has limited verification signals. The AppsHunter Legitimacy Score for Sudoku Otter is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 2 releases)

### 1.1 — 2026-09-10

Added the Unique Rectangle technique.
Added a Share button.

### 1.0 — 2026-08-06

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-13.*