# Calcudoku vs Quiet Phases

The clearest difference is ads: Quiet Phases at none against Calcudoku's shown. Calcudoku's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Calcudoku | Quiet Phases |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/calcudoku-math-logic-puzzles/id6772270032/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Monetization | Ad-supported | — |
| Size | 104 MB | 28 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [LogicSmith](https://appshunter.io/developer/6772270034) | [Laurent Chouinard](https://appshunter.io/developer/1896321782) |

## What reviewers say

### Calcudoku

[App page](https://appshunter.io/ios/app/calcudoku-math-logic-puzzles/id6772270032)

This logic puzzle game offers a unique approach to learning how to solve number grids. Instead of simply revealing answers, it provides intelligent, step-by-step guidance on logical strategies and note-taking to help you master the puzzles.

**Highlights:** Intelligent step-by-step explanations, Optional auto notes for cages, Intuitive note-taking interface, Variety of arithmetic operations, Grids for all skill levels, Offline-first architecture, Dark mode support

**Features:** macOS Compatibility

**In-app purchases:** none


### Quiet Phases

[App page](https://appshunter.io/ios/app/quiet-phases/id6782705603)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calcudoku free?

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

### Is Quiet Phases free?

Quiet Phases is free to download, with no in-app purchases.

### Do Calcudoku or Quiet Phases have ads?

Calcudoku shows ads; Quiet Phases does not.

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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.*