# Prime Pick vs 素因数分解キングダム

Prime Pick and 素因数分解キングダム are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Prime Pick ships an update every 3 days, 素因数分解キングダム weekly. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Prime Pick | 素因数分解キングダム |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Size | 5 MB | 55 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takumi Muraishi](https://appshunter.io/developer/1532028263) | [Yuta Matsuda](https://appshunter.io/developer/1788852960) |

## What reviewers say

### Prime Pick

[App page](https://appshunter.io/ios/app/prime-pick/id6502471694)

**Features:** macOS Compatibility

**In-app purchases:** none


### 素因数分解キングダム

[App page](https://appshunter.io/ios/app/id6740195589)

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

**In-app purchases:** none


## Frequently asked questions

### Is Prime Pick free?

Prime Pick is free to download, with no in-app purchases.

### Is 素因数分解キングダム free?

素因数分解キングダム is free to download, with no in-app purchases.

### Do Prime Pick or 素因数分解キングダム have ads?

Neither Prime Pick nor 素因数分解キングダム shows ads.

### Which is updated more often, Prime Pick or 素因数分解キングダム?

Prime Pick ships an update every 3 days, and 素因数分解キングダム weekly. Most recently, Prime Pick was updated on October 24, 2026 and 素因数分解キングダム on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*