# Minimal Pairs vs PC

The clearest difference is price: PC at Free against Minimal Pairs's $5.99. Minimal Pairs's advantage is iOS requirement (9.0 vs 15.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

PC is free to download; Minimal Pairs costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Minimal Pairs ships an update every 8 months, PC every 10 months. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Minimal Pairs | PC |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pc-obs/id1499724343/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 10 months |
| Monetization | Paid | **Free** |
| Size | 22 MB | 25 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Learning Fundamentals, Inc.](https://appshunter.io/developer/454061076) | [The University of Kansas](https://appshunter.io/developer/726307325) |

## What reviewers say

### Minimal Pairs

[App page](https://appshunter.io/ios/app/minimal-pairs/id506904592)

This app helps children aged 3-5 with speech intelligibility issues discriminate between words that differ by a single sound. It uses a phonological approach with a "cycle" method, focusing on specific speech patterns. Children can "Show Me" target words by tapping pictures and record their own speech for playback.

**Highlights:** Auditory discrimination of minimal pairs, Phonological approach (Hodson & Paden), Cycle method for targeting patterns, Record and playback speech, Multiple scoring methods for clinicians, Focus on Final Consonants, Initial Consonants, Initial /S/ Clusters

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

**In-app purchases:** none


### PC

[App page](https://appshunter.io/ios/app/pc-obs/id1499724343)

This tool collects observational data for research purposes. Data is sent to a companion dashboard for analysis and reporting. It is designed for educational and research applications.

**Highlights:** Observational data collection, Data transmission to dashboard, View observational reports, Research tool, Educational application

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

**In-app purchases:** none


## Frequently asked questions

### Is Minimal Pairs free?

Minimal Pairs costs $5.99, with no in-app purchases.

### Is PC free?

PC is free to download, with no in-app purchases.

### Do Minimal Pairs or PC have ads?

Neither Minimal Pairs nor PC shows ads.

### Which is updated more often, Minimal Pairs or PC?

Minimal Pairs ships an update every 8 months, and PC every 10 months. Most recently, Minimal Pairs was updated on October 17, 2026 and PC on October 8, 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.*