# Factoring with Mr. Noor vs Parametric Factorization

The clearest difference is rating: Factoring with Mr. Noor at 4.5 against Parametric Factorization's 2.9. Factoring with Mr. Noor also leads on in-app purchases (none vs 8) and review sentiment (67% vs 40%). Parametric Factorization's advantage is update cadence (fortnightly vs every 5 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Parametric Factorization sells 8 one-off in-app purchases. Factoring with Mr. Noor asks for nothing beyond the download.

Factoring with Mr. Noor holds the better App Store score, 4.5 against 2.9. Both are backed by a comparable volume of ratings — 13 and 8 respectively. Written reviews point the same way: 67% of Factoring with Mr. Noor's written reviews are positive against 40% of Parametric Factorization's.

Factoring with Mr. Noor ships an update every 5 months, Parametric Factorization fortnightly. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Factoring with Mr. Noor | Parametric Factorization |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (13 ratings)](https://appshunter.io/ios/app/factoring-with-mr-noor/id771567418/reviews)** | [2.9 (8 ratings)](https://appshunter.io/ios/app/parametric-factorization/id1493935902/reviews) |
| Number of ratings | **13** | 8 |
| Positive reviews | **66.7% of reviews** | 40.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 179 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adam Noor](https://appshunter.io/developer/771567421) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Factoring with Mr. Noor

[App page](https://appshunter.io/ios/app/factoring-with-mr-noor/id771567418)

This app provides an endless supply of factorable quadratic equations for algebra teachers and students. It offers helpful hints and factored solutions, organized by difficulty, to aid in learning and practice.

**Highlights:** Endless factorable quadratics, Organized by difficulty, Helpful hints available, Factored solutions provided, Aids algebra teachers, Supports student practice

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Factoring with Mr. Noor free?

Factoring with Mr. Noor is free to download, with no in-app purchases.

### Is Parametric Factorization free?

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

### Which has better reviews, Factoring with Mr. Noor or Parametric Factorization?

Factoring with Mr. Noor is rated higher. Factoring with Mr. Noor averages 4.5 out of 5 from 13 ratings, while Parametric Factorization averages 2.9 from 8 ratings.

### Do Factoring with Mr. Noor or Parametric Factorization have ads?

Neither Factoring with Mr. Noor nor Parametric Factorization shows ads.

### Which is updated more often, Factoring with Mr. Noor or Parametric Factorization?

Factoring with Mr. Noor ships an update every 5 months, and Parametric Factorization fortnightly. Most recently, Factoring with Mr. Noor was updated on October 6, 2026 and Parametric Factorization on October 2, 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.*