# Facterz — LCM and GCF calculator

> LCM and GCF calculator (iPhone/iPad app by Stuart Zussman.)

- Source: https://appshunter.io/ios/app/facterz/id6473190275 (this page in markdown: same URL + `.md`)
- Developer: [Stuart Zussman](https://appshunter.io/developer/1718584392)
- Category: Education, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 16.4 · 1 MB
- Languages: English
- Released: 2023-11-28
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/facterz/id6473190275/reviews.md

## What is Facterz?

Calculate the Least Common Multiple (LCM) and Greatest Common Factor (GCF) of two integers.  To top it off, you will also be able to see several different calculation methodologies including prime factorization, the Euclidean algorithm, and the Extended Euclidean algorithm.


## Version history (last 1 release)

### 1.0 — 2023-11-29

No release notes.

## Apps similar to Facterz

| App | Rating | Price | Category |
| --- | --- | --- | --- |
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| [World Map Challenge! Edu Ed.](https://appshunter.io/ios/app/world-map-challenge-edu-ed/id1018604704) | 4.6 (66) | $4.99 | Education |
| [neural networks for prime](https://appshunter.io/ios/app/neural-networks-for-prime/id6459364188) | — | Free | Education |
| [LCM Calculator](https://appshunter.io/ios/app/lcm-calculator/id6648778053) | — | $0.99 | Education |
| [Qareena-e-Zindagi](https://appshunter.io/ios/app/qareena-e-zindagi/id6744034484) | — | Free | Education |

## More apps by Stuart Zussman

- [Optimal 9](https://appshunter.io/ios/app/optimal-9/id6477047705)
- [Pitchers Today](https://appshunter.io/ios/app/pitchers-today/id6636516824)
- [Econ Stats](https://appshunter.io/ios/app/econ-stats/id6692608223)

All apps by Stuart Zussman: https://appshunter.io/developer/1718584392

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*