# 瞬間素因数分解 Prime Factorization vs GCD LCM Calculation

The clearest difference is in-app purchases: GCD LCM Calculation at none against 瞬間素因数分解 Prime Factorization's 1. GCD LCM Calculation also leads on iOS requirement (15.0 vs 17.0). 瞬間素因数分解 Prime Factorization's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. 瞬間素因数分解 Prime Factorization sells 1 one-off in-app purchase. GCD LCM Calculation asks for nothing beyond the download.

瞬間素因数分解 Prime Factorization ships an update weekly, GCD LCM Calculation every 2 months. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 瞬間素因数分解 Prime Factorization | GCD LCM Calculation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 2 months |
| Size | 3 MB | 14 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YUSUKE MIZUNO](https://appshunter.io/developer/1729948508) | [Kazuhisa Kobayashi](https://appshunter.io/developer/1580882000) |

## What reviewers say

### 瞬間素因数分解 Prime Factorization

[App page](https://appshunter.io/ios/app/prime-factorization/id6478605149)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad | $1.99 | one-time |


### GCD LCM Calculation

[App page](https://appshunter.io/ios/app/gcd-lcm-calculation/id6621190448)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 瞬間素因数分解 Prime Factorization free?

瞬間素因数分解 Prime Factorization is free to download, with in-app purchases available.

### Is GCD LCM Calculation free?

GCD LCM Calculation is free to download, with no in-app purchases.

### Do 瞬間素因数分解 Prime Factorization or GCD LCM Calculation have ads?

Both 瞬間素因数分解 Prime Factorization and GCD LCM Calculation show ads.

### Which is updated more often, 瞬間素因数分解 Prime Factorization or GCD LCM Calculation?

瞬間素因数分解 Prime Factorization ships an update weekly, and GCD LCM Calculation every 2 months. Most recently, 瞬間素因数分解 Prime Factorization was updated on September 21, 2026 and GCD LCM Calculation on September 23, 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.*