# Oz Phonics 1 vs Protractor Teacher

The clearest difference is rating: Protractor Teacher at 4.5 against Oz Phonics 1's 4.0. Protractor Teacher also leads on price ($0.99 vs $2.99) and device support (3 vs 1). Oz Phonics 1's advantage is update cadence (every 11 months vs every 42 months). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Oz Phonics 1 costs $2.99 and Protractor Teacher $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Protractor Teacher holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Oz Phonics 1 ships an update every 11 months, Protractor Teacher every 42 months. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Oz Phonics 1 | Protractor Teacher |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/oz-phonics-1/id580335894/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/protractor-teacher/id1526985063/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 months** | Every 42 months |
| Monetization | Paid | Paid |
| Size | 65 MB | 1 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DSP Learning Pty Ltd](https://appshunter.io/developer/556500951) | [Alistair Shaw](https://appshunter.io/developer/959356999) |

## What reviewers say

### Oz Phonics 1

[App page](https://appshunter.io/ios/app/oz-phonics-1/id580335894)

This app focuses on phonemic awareness and letter/sound knowledge for early readers. It offers 10 interactive exercises and sound reference screens to help children differentiate sounds, match them to letters, and build foundational spelling and reading skills. It aligns with US Common Core State Standards for kindergarten.

**Highlights:** Phonemic awareness exercises, Letter-sound matching, Sound differentiation games, Beginning and ending sound identification, Rhyme recognition, Sound reference screens

**Features:** macOS Compatibility

**In-app purchases:** none


### Protractor Teacher

[App page](https://appshunter.io/ios/app/protractor-teacher/id1526985063)

This geometry app overlays a virtual protractor onto images. Users can rotate and move the protractor to learn how to accurately measure angles in various contexts.

**Highlights:** Virtual protractor overlay, Image angle measurement, Protractor rotation, Protractor repositioning, Geometry education tool

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

**In-app purchases:** none


## Frequently asked questions

### Is Oz Phonics 1 free?

Oz Phonics 1 costs $2.99, with no in-app purchases.

### Is Protractor Teacher free?

Protractor Teacher costs $0.99, with no in-app purchases.

### Which has better reviews, Oz Phonics 1 or Protractor Teacher?

Protractor Teacher is rated higher. Oz Phonics 1 averages 4.0 out of 5 from 1 ratings, while Protractor Teacher averages 4.5 from 2 ratings.

### Do Oz Phonics 1 or Protractor Teacher have ads?

Neither Oz Phonics 1 nor Protractor Teacher shows ads.

### Which is updated more often, Oz Phonics 1 or Protractor Teacher?

Oz Phonics 1 ships an update every 11 months, and Protractor Teacher every 42 months. Most recently, Oz Phonics 1 was updated on October 23, 2026 and Protractor Teacher on October 22, 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.*