# Prime Factorization Factorizer vs École

The clearest difference is price: École at $1.99 against Prime Factorization Factorizer's $3.99. Prime Factorization Factorizer's advantage is device support (4 vs 1). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

Prime Factorization Factorizer costs $3.99 and École $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Prime Factorization Factorizer ships an update every 27 months, École every 45 months. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Prime Factorization Factorizer | École |
| --- | --- | --- |
| Price | $3.99 | **$1.99** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/prime-factorization-factorizer/id829728229/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 27 months** | Every 45 months |
| Monetization | Paid | — |
| Size | 12 MB | 15 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Intemodino Group s.r.o.](https://appshunter.io/developer/557849644) | [Génération 5](https://appshunter.io/developer/352894872) |

## What reviewers say

### Prime Factorization Factorizer

[App page](https://appshunter.io/ios/app/prime-factorization-factorizer/id829728229)

This tool helps you find the prime factors of any integer up to 10 digits. It can factor multiple numbers simultaneously and presents results in standard or exponential form. The app also calculates the Greatest Common Factor and Least Common Multiple, storing your calculation history.

**Highlights:** Prime factorization of integers, Factor up to six numbers at once, Standard and exponential forms, Calculates GCF and LCM, Stores calculation history, Send results via email

**Features:** Vision Pro support

**In-app purchases:** none


### École

[App page](https://appshunter.io/ios/app/ecole-analyse-grammaticale-2/id1251322838)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prime Factorization Factorizer free?

Prime Factorization Factorizer costs $3.99, with no in-app purchases.

### Is École free?

École costs $1.99, with no in-app purchases.

### Do Prime Factorization Factorizer or École have ads?

Neither Prime Factorization Factorizer nor École shows ads.

### Which is updated more often, Prime Factorization Factorizer or École?

Prime Factorization Factorizer ships an update every 27 months, and École every 45 months. Most recently, Prime Factorization Factorizer was updated on October 4, 2026 and École on October 5, 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.*