# Apparent Sudoku vs Spectral

The clearest difference is review sentiment: Spectral at 100% against Apparent Sudoku's 43%. Spectral also leads on rating (5.0 vs 3.2) and update cadence (weekly vs every 3 weeks). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Apparent Sudoku sells 1 one-off in-app purchase and Spectral sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Spectral holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 9 and 6 respectively. Written reviews point the same way: 43% of Apparent Sudoku's written reviews are positive against 100% of Spectral's.

Apparent Sudoku ships an update every 3 weeks, Spectral weekly. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Apparent Sudoku | Spectral |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (9 ratings)](https://appshunter.io/ios/app/apparent-sudoku/id1518508009/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/spectral-code-breaker/id6755613596/reviews)** |
| Number of ratings | **9** | 6 |
| Positive reviews | 42.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 14 MB | 27 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Apparent Logic, LLC](https://appshunter.io/developer/314496791) | [Red Fury LLC](https://appshunter.io/developer/438106406) |

## What reviewers say

### Apparent Sudoku

[App page](https://appshunter.io/ios/app/apparent-sudoku/id1518508009)

Experience classic Sudoku puzzles without any distractions. This app offers a clean interface, multiple difficulty levels, and advanced features like pencil marks and smart highlighting. Track your progress and compete globally with Game Center leaderboards.

**Highlights:** Four difficulty levels, Game Center Leaderboards, 50,000+ puzzles, Clean, intuitive interface, Pencil marks and smart highlighting, iCloud sync, iPad Apple Pencil support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sudoku Pro | $5.00 | one-time |


### Spectral

[App page](https://appshunter.io/ios/app/spectral-code-breaker/id6755613596)

Crack daily color sequence puzzles in six guesses. Choose from four difficulty sizes, from quick mini-puzzles to challenging max-level sequences. Enjoy unlimited free play or unlock the full archive with a one-time purchase.

**Highlights:** Daily color sequence puzzles, Four difficulty sizes, Wordle-style deduction, Mastermind logic, Streak and stats tracking, Game Center leaderboards, One-time purchase for unlimited play

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlimited | $2.99 | one-time |


## Frequently asked questions

### Is Apparent Sudoku free?

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

### Is Spectral free?

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

### Which has better reviews, Apparent Sudoku or Spectral?

Spectral is rated higher. Apparent Sudoku averages 3.2 out of 5 from 9 ratings, while Spectral averages 5.0 from 6 ratings.

### Do Apparent Sudoku or Spectral have ads?

Neither Apparent Sudoku nor Spectral shows ads.

### Which is updated more often, Apparent Sudoku or Spectral?

Apparent Sudoku ships an update every 3 weeks, and Spectral weekly. Most recently, Apparent Sudoku was updated on October 3, 2026 and Spectral on October 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*