# BDI vs Minimal Pairs Arcade

The clearest difference is rating: Minimal Pairs Arcade at 3.5 against BDI's 2.3. Minimal Pairs Arcade also leads on device support (3 vs 1). BDI's advantage is in-app purchases (none vs 10) and update cadence (every 2 months vs every 16 months). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. Minimal Pairs Arcade sells 10 one-off in-app purchases. BDI asks for nothing beyond the download.

Minimal Pairs Arcade holds the better App Store score, 3.5 against 2.3. Both are backed by a comparable volume of ratings — 6 and 4 respectively.

BDI ships an update every 2 months, Minimal Pairs Arcade every 16 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | BDI | Minimal Pairs Arcade |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (6 ratings)](https://appshunter.io/ios/app/bdi-3-mobile-data-solution/id1532433975/reviews) | **[3.5 (4 ratings)](https://appshunter.io/ios/app/minimal-pairs-arcade-slp/id6471383031/reviews)** |
| Number of ratings | **6** | 4 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 16 months |
| Monetization | Free | Free |
| Size | 208 MB | 379 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RiversideInsights](https://appshunter.io/developer/1483738140) | [Aptus Speech and Language Therapy Limited](https://appshunter.io/developer/1482673468) |

## What reviewers say

### BDI

[App page](https://appshunter.io/ios/app/bdi-3-mobile-data-solution/id1532433975)

This application assists in administering clinical assessments for child development. It offers guided digital support for scoring, timers, and reporting, functioning both online and offline. Users can manage student data and sync assessments for web-based access.

**Highlights:** Online and offline assessment administration, Guided digital scoring assistance, Basal and ceiling indicators, Built-in timers, Modular reporting options, Student data management

**Features:** Vision Pro support

**In-app purchases:** none


### Minimal Pairs Arcade

[App page](https://appshunter.io/ios/app/minimal-pairs-arcade-slp/id6471383031)

Engage children in speech therapy with fun games designed to improve communication clarity. This app uses a proven method of contrasting words to help kids master speech sounds. It offers a free sample of games for practice and feedback.

**Highlights:** Fun, engaging speech-therapy games, Free sample of 4 games, 7-trial limit per game, Adjustable word selection, Record and playback for feedback, Email results

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Everything | $3.99 | one-time |
| Fricative Replacement | $6.99 | one-time |
| R Clusters | $6.99 | one-time |
| Unlock Everything | $9.99 | one-time |
| Unlock Everything | $16.99 | one-time |
| Unlock Everything | $23.99 | one-time |
| Unlock Everything | $37.99 | one-time |
| Unlock Everything | $44.99 | one-time |
| Unlock Everything | $51.99 | one-time |
| Unlock Everything | $58.99 | one-time |


## Frequently asked questions

### Is BDI free?

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

### Is Minimal Pairs Arcade free?

Minimal Pairs Arcade is free to download, with in-app purchases available.

### Which has better reviews, BDI or Minimal Pairs Arcade?

Minimal Pairs Arcade is rated higher. BDI averages 2.3 out of 5 from 6 ratings, while Minimal Pairs Arcade averages 3.5 from 4 ratings.

### Do BDI or Minimal Pairs Arcade have ads?

Neither BDI nor Minimal Pairs Arcade shows ads.

### Which is updated more often, BDI or Minimal Pairs Arcade?

BDI ships an update every 2 months, and Minimal Pairs Arcade every 16 months. Most recently, BDI was updated on October 24, 2026 and Minimal Pairs Arcade on October 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.*