# Greatest Common Factor vs Lucid Wheel

The clearest difference is update cadence: Lucid Wheel at every 3 months against Greatest Common Factor's every 38 months. Lucid Wheel also leads on iOS requirement (12.0 vs 14.1). 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.

Greatest Common Factor ships an update every 38 months, Lucid Wheel every 3 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Greatest Common Factor | Lucid Wheel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/greatest-common-factor/id1573121817/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 1 MB | 51 MB |
| Requires iOS | 14.1 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [H Valeur](https://appshunter.io/developer/621824042) | [SUGA COMPANY LIMITED](https://appshunter.io/developer/992702820) |

## What reviewers say

### Greatest Common Factor

[App page](https://appshunter.io/ios/app/greatest-common-factor/id1573121817)

This app helps users find the factors of numbers, calculate the Greatest Common Factor (GCF) for two or more numbers, and simplify fractions. It's a useful tool for understanding number theory concepts and performing fraction simplification.

**Highlights:** Find factors of a number, Calculate GCF of two or more numbers, Simplify fractions, Understand number theory concepts, Fraction simplification tool

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

**In-app purchases:** none


### Lucid Wheel

[App page](https://appshunter.io/ios/app/lucid-wheel/id6502891935)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Greatest Common Factor free?

Greatest Common Factor is free to download, with no in-app purchases.

### Is Lucid Wheel free?

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

### Do Greatest Common Factor or Lucid Wheel have ads?

Neither Greatest Common Factor nor Lucid Wheel shows ads.

### Which is updated more often, Greatest Common Factor or Lucid Wheel?

Greatest Common Factor ships an update every 38 months, and Lucid Wheel every 3 months. Most recently, Greatest Common Factor was updated on October 30, 2026 and Lucid Wheel on October 25, 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.*