# Parametric Factorization vs 瞬間素因数分解 Prime Factorization

The clearest difference is ads: Parametric Factorization at none against 瞬間素因数分解 Prime Factorization's shown. Parametric Factorization 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 fortnightly). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Parametric Factorization sells 8 one-off in-app purchases and 瞬間素因数分解 Prime Factorization sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Parametric Factorization ships an update fortnightly, 瞬間素因数分解 Prime Factorization weekly. The most recent releases landed on September 14, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Parametric Factorization | 瞬間素因数分解 Prime Factorization |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (8 ratings)](https://appshunter.io/ios/app/parametric-factorization/id1493935902/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 179 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [YUSUKE MIZUNO](https://appshunter.io/developer/1729948508) |

## What reviewers say

### Parametric Factorization

[App page](https://appshunter.io/ios/app/parametric-factorization/id1493935902)

This application helps users factor quadratic trinomials by entering three variables. It provides detailed solution steps and stores all calculations in a history for easy access and sharing. Supports positive and negative numbers, as well as decimals.

**Highlights:** Factors quadratic trinomials, Detailed solution steps, Input history, Supports decimals and negative numbers, Shareable solutions, Ad removal option

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Remove Ads | $1.99 | one-time |
| Lifetime Access | $1.99 | one-time |


### 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 |


## Frequently asked questions

### Is Parametric Factorization free?

Parametric Factorization is free to download, with in-app purchases available.

### 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.

### Do Parametric Factorization or 瞬間素因数分解 Prime Factorization have ads?

瞬間素因数分解 Prime Factorization shows ads; Parametric Factorization does not.

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

Parametric Factorization ships an update fortnightly, and 瞬間素因数分解 Prime Factorization weekly. Most recently, Parametric Factorization was updated on September 14, 2026 and 瞬間素因数分解 Prime Factorization on September 21, 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.*