# Sudoku School! vs Simplex Spelling Light

The clearest difference is rating: Sudoku School! at 4.4 against Simplex Spelling Light's 3.8. Sudoku School! also leads on ratings volume (432 vs 11) and iOS requirement (9.0 vs 15.0). Simplex Spelling Light's advantage is in-app purchases (none vs 2). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Sudoku School! sells 2 one-off in-app purchases. Simplex Spelling Light asks for nothing beyond the download.

Sudoku School! holds the better App Store score, 4.4 against 3.8. That said, the two scores are not equally well evidenced: Sudoku School! has 432 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 85% of Sudoku School!'s written reviews are positive against 77% of Simplex Spelling Light's.

Sudoku School! ships an update every 7 months, Simplex Spelling Light every 10 months. The most recent releases landed on November 6, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Sudoku School! | Simplex Spelling Light |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (432 ratings)](https://appshunter.io/ios/app/sudoku-school/id441158805/reviews)** | [3.8 (11 ratings)](https://appshunter.io/ios/app/simplex-spelling-light/id465715154/reviews) |
| Number of ratings | **432** | 11 |
| Positive reviews | **85.1% of reviews** | 77.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 10 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 25 MB | 257 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sarah Pierce](https://appshunter.io/developer/406813189) | [Pyxwise Software Inc.](https://appshunter.io/developer/456744015) |

## What reviewers say

### Sudoku School!

[App page](https://appshunter.io/ios/app/sudoku-school/id441158805)

This app teaches children and beginners how to play Sudoku with simplified 4x4 and 6x6 puzzles. It offers in-game help, colored tiles for easier recognition, and ten difficulty levels to accommodate growing skills. Multiple user accounts and a trophy system encourage progress.

**Highlights:** 4x4 and 6x6 Sudoku puzzles, In-game rule explanations, Colored tiles for beginners, Ten difficulty levels, Multiple user accounts, Trophy wall for progress

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4x4 puzzle pack | $0.99 | one-time |
| 6x6 puzzle pack | $0.99 | one-time |

**What reviewers like**

- 👍 Easy to learn
- 🤩 Fun and addictive
- 🧠 Helps develop logic skills
- 🎨 Colorful and visually appealing
- 👨‍👧‍👦 Great for kids and beginners

**What reviewers complain about**

- 💰 Limited free content, need to pay to unlock more
- 🔒 Locked levels restrict full access
- 🙄 Only 2 free puzzles per difficulty level

**Reported bugs**

- Tiles sometimes lock up and can't be moved
- No win acknowledgment after completing puzzles

**Requested features**

- Unlock all levels for free
- Provide more free puzzles
- Add daily free puzzle challenges


### Simplex Spelling Light

[App page](https://appshunter.io/ios/app/simplex-spelling-light/id465715154)

This app enhances spelling and reading skills with a unique "reverse phonics" approach and contextually relevant spelling rules. It offers interactive learning for various student types, providing immediate feedback and explanations for word construction.

**Highlights:** Reverse phonics approach, Contextual spelling rule hints, Letter-by-letter feedback, Over 50 high-frequency words, Spoken words in sentences, User stats and reporting

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great for basic spelling
- 👍 Engaging for children
- 👍 Reinforces phonemic awareness
- 👍 Good for dyslexic students
- 👍 Clear voice and interface

**What reviewers complain about**

- 👎 Advanced phonemes for beginners
- 👎 Digraphs split into individual letters
- 👎 Ads for paid version
- 👎 No volume/sound issues
- 👎 American English pronunciation

**Reported bugs**

- Consonant digraphs don't match phonemes
- Letters sounded out individually instead of phonemes
- No volume

**Requested features**

- Ability to create custom word lists
- Option to lock lists until mastered
- More word lists/grade levels
- Option to make sentences with words
- Illustrations for engagement


## Frequently asked questions

### Is Sudoku School! free?

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

### Is Simplex Spelling Light free?

Simplex Spelling Light is free to download, with no in-app purchases.

### Which has better reviews, Sudoku School! or Simplex Spelling Light?

Sudoku School! is rated higher. Sudoku School! averages 4.4 out of 5 from 432 ratings, while Simplex Spelling Light averages 3.8 from 11 ratings.

### Do Sudoku School! or Simplex Spelling Light have ads?

Neither Sudoku School! nor Simplex Spelling Light shows ads.

### Which is updated more often, Sudoku School! or Simplex Spelling Light?

Sudoku School! ships an update every 7 months, and Simplex Spelling Light every 10 months. Most recently, Sudoku School! was updated on November 6, 2026 and Simplex Spelling Light on November 10, 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.*