# Quadrillages vs Intro To Reading by Oz Phonics

The clearest difference is price: Intro To Reading by Oz Phonics at $1.99 against Quadrillages's $4.99. Quadrillages's advantage is review sentiment (75% vs 63%). On rating, ratings volume, update cadence and ads there is nothing between them.

Quadrillages costs $4.99 and Intro To Reading by Oz Phonics $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Quadrillages against 5.0 for Intro To Reading by Oz Phonics. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews are what separate them: 75% of Quadrillages's written reviews are positive against 63% of Intro To Reading by Oz Phonics's.

Quadrillages ships an update every 5 months, Intro To Reading by Oz Phonics every 4 months. The most recent releases landed on October 6, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Quadrillages | Intro To Reading by Oz Phonics |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/quadrillages/id449062821/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/intro-to-reading-by-oz-phonics/id556500708/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | **75.0% of reviews** | 62.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Size | 16 MB | 29 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPad, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [CROMBEZ Emmanuel](https://appshunter.io/developer/375656695) | [DSP Learning Pty Ltd](https://appshunter.io/developer/556500951) |

## What reviewers say

### Quadrillages

[App page](https://appshunter.io/ios/app/quadrillages/id449062821)

This application helps users explore axial and central symmetry through interactive drawing on a grid. It covers Euclidean geometry concepts like points, lines, and angles, and can even be used for fraction initiation by dividing figures.

**Highlights:** Axial and central symmetry exercises, Free drawing for Euclidean geometry, Point, line, and figure drawing, Angle and area calculations, Fraction initiation through division

**Features:** Vision Pro support

**In-app purchases:** none


### Intro To Reading by Oz Phonics

[App page](https://appshunter.io/ios/app/intro-to-reading-by-oz-phonics/id556500708)

This app teaches foundational reading and spelling skills using a phonics-based system. It introduces letter-sound relationships through interactive games and exercises, suitable for children and adults learning to read.

**Highlights:** Introduces 15 letter/sound relationships, Interactive exercises for listening and matching sounds, Teaches sound-to-letter and letter-to-sound association, Guided word-building exercises, Word reading tests, Supports American, British, Australian, and NZ accents

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quadrillages free?

Quadrillages costs $4.99, with no in-app purchases.

### Is Intro To Reading by Oz Phonics free?

Intro To Reading by Oz Phonics costs $1.99, with no in-app purchases.

### Which has better reviews, Quadrillages or Intro To Reading by Oz Phonics?

Quadrillages and Intro To Reading by Oz Phonics are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Quadrillages or Intro To Reading by Oz Phonics have ads?

Neither Quadrillages nor Intro To Reading by Oz Phonics shows ads.

### Which is updated more often, Quadrillages or Intro To Reading by Oz Phonics?

Quadrillages ships an update every 5 months, and Intro To Reading by Oz Phonics every 4 months. Most recently, Quadrillages was updated on October 6, 2026 and Intro To Reading by Oz Phonics on September 25, 2026.

---

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