# Fraction Flow vs Model Scale Calculator

The clearest difference is iOS requirement: Fraction Flow at 12.0 against Model Scale Calculator's 17.0. On price, ads, in-app purchases and device support 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 | Fraction Flow | Model Scale Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/model-scale-calculator/id6797369448/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | — | Free |
| Size | 28 MB | 4 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [John Colani](https://appshunter.io/developer/1587899971) | [Harbor Apps LLC](https://appshunter.io/developer/1519633346) |

## What reviewers say

### Fraction Flow

[App page](https://appshunter.io/ios/app/fraction-flow/id6742278209)

**Features:** macOS Compatibility

**In-app purchases:** none


### Model Scale Calculator

[App page](https://appshunter.io/ios/app/model-scale-calculator/id6797369448)

Easily convert real-world dimensions to model sizes and vice versa across numerous scales. Supports various input formats and offers a comparative view across multiple hobby groups. Works offline with no account or ads.

**Highlights:** Scale conversion for models, Real to model dimension calculation, Model to real dimension calculation, Scale identification, Comparison across multiple scales, Supports various input units, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Fraction Flow free?

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

### Is Model Scale Calculator free?

Model Scale Calculator is free to download, with no in-app purchases.

### Do Fraction Flow or Model Scale Calculator have ads?

Neither Fraction Flow nor Model Scale Calculator shows ads.

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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.*