# Factoring Quadratics PRO vs Speed reading

The clearest difference is review sentiment: Factoring Quadratics PRO at 75% against Speed reading's 25%. Factoring Quadratics PRO also leads on in-app purchases (none vs 3). Speed reading's advantage is price (Free vs $1.99) and rating (4.7 vs 4.3). On update cadence, ads and device support there is nothing between them.

Speed reading is free to download; Factoring Quadratics PRO costs $1.99 up front. Speed reading sells 3 in-app purchases, starting at $3.99 per month. Factoring Quadratics PRO asks for nothing beyond the download.

Speed reading holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Speed reading has 143 ratings behind it against 13, so its average is the more settled of the two. Written reviews complicate that: 75% of Factoring Quadratics PRO's written reviews are positive against 25% of Speed reading's, so the app with the better star average is not the one people write more warmly about.

Factoring Quadratics PRO ships an update monthly, Speed reading every 5 weeks. The most recent releases landed on September 14, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Factoring Quadratics PRO | Speed reading |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.3 (13 ratings)](https://appshunter.io/ios/app/factoring-quadratics-pro/id1494505052/reviews) | **[4.7 (143 ratings)](https://appshunter.io/ios/app/speed-reading-reader/id6451441419/reviews)** |
| Number of ratings | 13 | **143** |
| Positive reviews | **75.0% of reviews** | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 179 MB | 55 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Alican Efe](https://appshunter.io/developer/1693988285) |

## What reviewers say

### Factoring Quadratics PRO

[App page](https://appshunter.io/ios/app/factoring-quadratics-pro/id1494505052)

This app helps users factor quadratic trinomials by entering three variables. It provides detailed solution steps and stores all calculations in a history that can be managed and shared.

**Highlights:** Factors quadratic trinomials, Detailed solution steps, History of calculations, Supports positive/negative numbers and decimals, Shareable solutions, Input validation

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

**In-app purchases:** none


### Speed reading

[App page](https://appshunter.io/ios/app/speed-reading-reader/id6451441419)

Enhance your reading speed and comprehension with targeted exercises and a specialized reader for PDF and EPUB files. Improve focus, expand your visual angle, and track your progress over 30 days to read books faster and more effectively.

**Highlights:** Speed reading and concentration exercises, Reading accelerator for PDF/EPUB, 30-day speed reading course, Eye muscle and vision angle exercises, EPUB and PDF reader, Progress statistics, Spritz and Bionic reading modes

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Premium | $3.99 | per month |
| 3 Month Premium | $6.99 | per 3 months |
| 1 Year Premium | $17.99 | per year |


## Frequently asked questions

### Is Factoring Quadratics PRO free?

Factoring Quadratics PRO costs $1.99, with no in-app purchases.

### Is Speed reading free?

Speed reading is free to download, with in-app purchases available.

### Which has better reviews, Factoring Quadratics PRO or Speed reading?

Speed reading is rated higher. Factoring Quadratics PRO averages 4.3 out of 5 from 13 ratings, while Speed reading averages 4.7 from 143 ratings.

### Do Factoring Quadratics PRO or Speed reading have ads?

Neither Factoring Quadratics PRO nor Speed reading shows ads.

### Which is updated more often, Factoring Quadratics PRO or Speed reading?

Factoring Quadratics PRO ships an update monthly, and Speed reading every 5 weeks. Most recently, Factoring Quadratics PRO was updated on September 14, 2026 and Speed reading on September 24, 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.*