# Shift Light Puzzle vs Arithmix

The clearest difference is update cadence: Arithmix at every 9 days against Shift Light Puzzle's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Shift Light Puzzle sells 1 one-off in-app purchase and Arithmix sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Shift Light Puzzle ships an update every 6 months, Arithmix every 9 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Shift Light Puzzle | Arithmix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (794 ratings)](https://appshunter.io/ios/app/shift-light-puzzle/id1003736955/reviews)** | — |
| Number of ratings | **794** | — |
| Positive reviews | 76.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 25 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Solebon LLC](https://appshunter.io/developer/836906903) | [Axleno LLC](https://appshunter.io/developer/1861193887) |

## What reviewers say

### Shift Light Puzzle

[App page](https://appshunter.io/ios/app/shift-light-puzzle/id1003736955)

Rotate tiles to connect power, connectors, and bulbs and make them glow. This puzzle game offers thousands of levels with increasing complexity, including color mixing and wrapping mechanics. Enjoy a relaxing yet challenging experience with a visually appealing interface and sound effects.

**Highlights:** Rotate tiles to connect circuits, Light up all bulbs to win, 3,500+ challenging levels, Color mixing and wrapping modes, Multiple board sizes, Detailed stats tracking

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PREMIUM UPGRADE | $4.99 | one-time |

**What reviewers like**

- 👍 Engaging and challenging
- 💡 Innovative puzzle game
- 🚀 Fun and addictive
- 👍 Enjoyable and gentle
- 👍 Simple and intuitive interface

**What reviewers complain about**

- 🐛 Crashes and compatibility issues
- 🔋 High battery consumption
- 👎 Difficulty progression issues
- 👎 Lack of audio options

**Reported bugs**

- Crashing on certain devices
- Inability to save progress

**Requested features**

- Ability to specify difficulty level
- Sync progress across devices
- Hints or solutions for advanced levels
- Customizable background music/sounds


### Arithmix

[App page](https://appshunter.io/ios/app/arithmix-math-sudoku/id6756529833)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Lite | $1.99 | one-time |
| 5 Extra Lives | $1.99 | one-time |
| Premium Mini | $2.99 | one-time |
| 15 Extra Lives | $2.99 | one-time |
| 30 Extra Lives | $3.99 | one-time |
| Premium Mega | $4.99 | one-time |


## Frequently asked questions

### Is Shift Light Puzzle free?

Shift Light Puzzle is free to download, with in-app purchases available.

### Is Arithmix free?

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

### Do Shift Light Puzzle or Arithmix have ads?

Both Shift Light Puzzle and Arithmix show ads.

### Which is updated more often, Shift Light Puzzle or Arithmix?

Shift Light Puzzle ships an update every 6 months, and Arithmix every 9 days. Most recently, Shift Light Puzzle was updated on October 24, 2026 and Arithmix on October 18, 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.*