# Quantum Lab vs Sudoku Sync

The clearest difference is in-app purchases: Sudoku Sync at none against Quantum Lab's 4. Sudoku Sync also leads on update cadence (every 10 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Quantum Lab sells 4 in-app purchases, starting at $29.00 per month. Sudoku Sync asks for nothing beyond the download.

Quantum Lab ships an update every 3 weeks, Sudoku Sync every 10 days. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Quantum Lab | Sudoku Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/quantum-lab/id1664307019/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 89 MB | 78 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Frederic Hoffmann](https://appshunter.io/developer/1664307021) | [Bon Nguyen](https://appshunter.io/developer/1717714299) |

## What reviewers say

### Quantum Lab

[App page](https://appshunter.io/ios/app/quantum-lab/id1664307019)

This app offers advanced energetic sessions designed to help users overcome limitations, broaden their perspectives, and align with their higher purpose. It provides tools for self-realization and making a greater impact.

**Highlights:** Advanced energetic sessions, Shift limiting patterns, Expand vision and energetic structure, Align with higher path, Progress tracking, Offline sync

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SEEKER | $29.00 | per month |
| QUANTUM LAB MONTHLY APL | $67.00 | per month |
| QUANTUM LAB \| MONTHLY | $99.00 | per month |
| QUANTUM LAB \| YEARLY APL | $349.00 | per year |


### Sudoku Sync

[App page](https://appshunter.io/ios/app/sudoku-sync/id6502610308)

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

**In-app purchases:** none


## Frequently asked questions

### Is Quantum Lab free?

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

### Is Sudoku Sync free?

Sudoku Sync is free to download, with no in-app purchases.

### Do Quantum Lab or Sudoku Sync have ads?

Both Quantum Lab and Sudoku Sync show ads.

### Which is updated more often, Quantum Lab or Sudoku Sync?

Quantum Lab ships an update every 3 weeks, and Sudoku Sync every 10 days. Most recently, Quantum Lab was updated on October 2, 2026 and Sudoku Sync on October 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.*