# Camera Sudoku vs Not Evil Sudoku

The clearest difference is price: Not Evil Sudoku at Free against Camera Sudoku's $0.99. Not Evil Sudoku also leads on update cadence (every 9 days vs every 10 months). Camera Sudoku's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Not Evil Sudoku is free to download; Camera Sudoku costs $0.99 up front. Not Evil Sudoku sells 1 one-off in-app purchase. Camera Sudoku asks for nothing beyond the download.

Camera Sudoku ships an update every 10 months, Not Evil Sudoku every 9 days. The most recent releases landed on October 26, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Camera Sudoku | Not Evil Sudoku |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.6 (1.1K ratings)](https://appshunter.io/ios/app/not-evil-sudoku/id1614071642/reviews)** |
| Number of ratings | — | **1.1K** |
| Positive reviews | — | 74.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 9 days** |
| Monetization | — | Freemium |
| Size | 5 MB | 23 MB |
| Requires iOS | 15.0 | 15 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Robert Carlson](https://appshunter.io/developer/714298828) | [Ashish Selvaraj](https://appshunter.io/developer/1614070948) |

## What reviewers say

### Camera Sudoku

[App page](https://appshunter.io/ios/app/camera-sudoku/id1492350871)

**Features:** macOS Compatibility

**In-app purchases:** none


### Not Evil Sudoku

[App page](https://appshunter.io/ios/app/not-evil-sudoku/id1614071642)

Enjoy a distraction-free Sudoku experience with helpful features like hints and real-time validation. Track your progress, compete globally, and customize the app with themes. Play daily puzzles for free or upgrade for unlimited games and advanced statistics.

**Highlights:** Fully offline play, No ads or distractions, Real-time move validation, Shake for hints, Daily puzzles with leaderboards, Customizable themes and icons, Notes and auto-clear notes

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $4.99 | one-time |

**What reviewers like**

- 🚀 Clean, minimalistic design
- 🔒 No ads or tracking
- 👍 Customizable features
- 👍 Good puzzle difficulty
- 👍 Helpful community

**What reviewers complain about**

- 🐛 Disappearing numbers glitch
- 🐛 App icon doesn't change for dark mode
- ⏱️ Limit of one game per day on free version
- 💰 Paid version considered expensive by some

**Reported bugs**

- Disappearing numbers when closing the app
- Numbers swapping to incorrect spots

**Requested features**

- Add auto-clear notes option without move validation
- Provide more theme color options
- Implement a 'warm' mode similar to other sudoku apps
- Add ability to remove notes after number is placed
- Highlight all instances of a number in the puzzle


## Frequently asked questions

### Is Camera Sudoku free?

Camera Sudoku costs $0.99, with no in-app purchases.

### Is Not Evil Sudoku free?

Not Evil Sudoku is free to download, with in-app purchases available.

### Do Camera Sudoku or Not Evil Sudoku have ads?

Neither Camera Sudoku nor Not Evil Sudoku shows ads.

### Which is updated more often, Camera Sudoku or Not Evil Sudoku?

Camera Sudoku ships an update every 10 months, and Not Evil Sudoku every 9 days. Most recently, Camera Sudoku was updated on October 26, 2026 and Not Evil Sudoku on November 7, 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.*