# Least Common Multiple (LCM) vs Unitloft

The clearest difference is price: Least Common Multiple (LCM) at Free against Unitloft's $2.99. Least Common Multiple (LCM) also leads on iOS requirement (14.1 vs 17.0). Unitloft's advantage is update cadence (fortnightly vs every 38 months). On ads, in-app purchases and device support there is nothing between them.

Least Common Multiple (LCM) is free to download; Unitloft costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Least Common Multiple (LCM) ships an update every 38 months, Unitloft fortnightly. The most recent releases landed on October 19, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Least Common Multiple (LCM) | Unitloft |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Fortnightly** |
| Size | 0 MB | 5 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [H Valeur](https://appshunter.io/developer/621824042) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### Least Common Multiple (LCM)

[App page](https://appshunter.io/ios/app/least-common-multiple-lcm/id1572012661)

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

**In-app purchases:** none


### Unitloft

[App page](https://appshunter.io/ios/app/unitloft-unit-converter/id6776189469)

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

**In-app purchases:** none


## Frequently asked questions

### Is Least Common Multiple (LCM) free?

Least Common Multiple (LCM) is free to download, with no in-app purchases.

### Is Unitloft free?

Unitloft costs $2.99, with no in-app purchases.

### Do Least Common Multiple (LCM) or Unitloft have ads?

Neither Least Common Multiple (LCM) nor Unitloft shows ads.

### Which is updated more often, Least Common Multiple (LCM) or Unitloft?

Least Common Multiple (LCM) ships an update every 38 months, and Unitloft fortnightly. Most recently, Least Common Multiple (LCM) was updated on October 19, 2026 and Unitloft on October 10, 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.*