# Calculator 4.0 vs Least Common Multiple LCM

The clearest difference is rating: Calculator 4.0 at 4.8 against Least Common Multiple LCM's 3.0. Calculator 4.0 also leads on update cadence (fortnightly vs every 12 months) and ratings volume (54 vs 1). Least Common Multiple LCM's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Calculator 4.0 sells 1 one-off in-app purchase. Least Common Multiple LCM asks for nothing beyond the download.

Calculator 4.0 holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Calculator 4.0 has 54 ratings behind it against 1, so its average is the more settled of the two.

Calculator 4.0 ships an update fortnightly, Least Common Multiple LCM every 12 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Calculator 4.0 | Least Common Multiple LCM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (54 ratings)](https://appshunter.io/ios/app/calculator-40/id6445965184/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/least-common-multiple-lcm/id6741225203/reviews) |
| Number of ratings | **54** | 1 |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 12 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 65 MB | 12 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Edison Largo](https://appshunter.io/developer/978541799) | [SDG CODE DOO NIS](https://appshunter.io/developer/1343251532) |

## What reviewers say

### Calculator 4.0

[App page](https://appshunter.io/ios/app/calculator-40/id6445965184)

Perform daily calculations with a clean interface and large buttons. Features include decimal support, a calculation log, and two themes. Regular updates ensure continuous improvement and new functionalities.

**Highlights:** Intuitive interface with large buttons, Backspace key for corrections, Decimal point or comma support, Calculation display log, Two customizable themes, Regular updates with new features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


### Least Common Multiple LCM

[App page](https://appshunter.io/ios/app/least-common-multiple-lcm/id6741225203)

Easily calculate the least common multiple (LCM) of two numbers with this straightforward utility. Designed for simplicity, it offers a quick and user-friendly way to find the LCM.

**Highlights:** Calculate LCM of two numbers, Easy to use interface, Quick results, Simple utility tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator 4.0 free?

Calculator 4.0 is free to download, with in-app purchases available.

### Is Least Common Multiple LCM free?

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

### Which has better reviews, Calculator 4.0 or Least Common Multiple LCM?

Calculator 4.0 is rated higher. Calculator 4.0 averages 4.8 out of 5 from 54 ratings, while Least Common Multiple LCM averages 3.0 from 1 ratings.

### Do Calculator 4.0 or Least Common Multiple LCM have ads?

Both Calculator 4.0 and Least Common Multiple LCM show ads.

### Which is updated more often, Calculator 4.0 or Least Common Multiple LCM?

Calculator 4.0 ships an update fortnightly, and Least Common Multiple LCM every 12 months. Most recently, Calculator 4.0 was updated on October 24, 2026 and Least Common Multiple LCM on October 24, 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.*