# Basic Nikakudori vs Sudoku Monster

The clearest difference is in-app purchases: Basic Nikakudori at none against Sudoku Monster's 10. Basic Nikakudori also leads on iOS requirement (7.0 vs 17.6). Sudoku Monster's advantage is update cadence (daily vs every 12 months). On price, ads and device support there is nothing between them.

Both are free to download. Sudoku Monster sells 10 one-off in-app purchases. Basic Nikakudori asks for nothing beyond the download.

Basic Nikakudori ships an update every 12 months, Sudoku Monster daily. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Basic Nikakudori | Sudoku Monster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/sudoku-monster/id6756218085/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 12 months | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 70 MB |
| Requires iOS | **7.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RUCKYGAMES CO., LTD.](https://appshunter.io/developer/315948909) | [Nathanael Reuck](https://appshunter.io/developer/1859272266) |

## What reviewers say

### Basic Nikakudori

[App page](https://appshunter.io/ios/app/basic-nikakudori/id1016371149)

**Features:** Vision Pro support

**In-app purchases:** none


### Sudoku Monster

[App page](https://appshunter.io/ios/app/sudoku-monster/id6756218085)

Experience a fresh take on the classic Sudoku puzzle with a comic-book art style. Enjoy daily challenges, track your progress on leaderboards, and solve puzzles at your own pace with multiple difficulty levels and helpful hints.

**Highlights:** 5 difficulty levels, Daily Challenges, Notes mode, Helpful hints, Game Center leaderboards, Light and dark themes, Auto-save progress

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Hints | $0.99 | one-time |
| 1 Streak Shield | $0.99 | one-time |
| Starter Pack | $1.99 | one-time |
| 3 Streak Shields | $1.99 | one-time |
| 25 Hints | $2.99 | one-time |
| 7 Streak Shields | $2.99 | one-time |
| 100 Hints | $7.99 | one-time |
| 30 Streak Shields | $7.99 | one-time |
| Remove Ads | $9.99 | one-time |
| 300 Hints | $14.99 | one-time |


## Frequently asked questions

### Is Basic Nikakudori free?

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

### Is Sudoku Monster free?

Sudoku Monster is free to download, with in-app purchases available.

### Do Basic Nikakudori or Sudoku Monster have ads?

Both Basic Nikakudori and Sudoku Monster show ads.

### Which is updated more often, Basic Nikakudori or Sudoku Monster?

Basic Nikakudori ships an update every 12 months, and Sudoku Monster daily. Most recently, Basic Nikakudori was updated on November 1, 2026 and Sudoku Monster 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.*