# Speech Sounds Visualized vs DiagnosED

The clearest difference is in-app purchases: DiagnosED at none against Speech Sounds Visualized's 3. DiagnosED also leads on update cadence (every 2 weeks vs every 4 months). Speech Sounds Visualized's advantage is iOS requirement (13.0 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Speech Sounds Visualized sells 3 in-app purchases, starting at $2.99 per month. DiagnosED asks for nothing beyond the download.

Speech Sounds Visualized ships an update every 4 months, DiagnosED every 2 weeks. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Speech Sounds Visualized | DiagnosED |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (131 ratings)](https://appshunter.io/ios/app/speech-sounds-visualized/id1300151606/reviews)** | — |
| Number of ratings | **131** | — |
| Positive reviews | 46.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Subscription | — |
| Size | 448 MB | 8 MB |
| Requires iOS | **13.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pullman Regional Hospital](https://appshunter.io/developer/1300151605) | [Rehan Krishnan](https://appshunter.io/developer/1861073130) |

## What reviewers say

### Speech Sounds Visualized

[App page](https://appshunter.io/ios/app/speech-sounds-visualized/id1300151606)

Visualize English speech sounds with x-ray videos and 3D animations. Learn pronunciation and articulation with detailed instructions and practice exercises. Includes recording and slow-motion features for enhanced learning.

**Highlights:** X-ray videos of sound formation, 3D animations for all sounds, Organized by sound type (consonants, vowels, R-combinations), Written instructions from a Speech Language Pathologist, Recording capability (sound, word, sentence), Slow motion and zoom features, No advertisements

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Annual Subscription | $29.99 | per year |
| R-Sound Combinations | $0.99 | one-time |


### DiagnosED

[App page](https://appshunter.io/ios/app/diagnosed/id6782709595)

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

**In-app purchases:** none


## Frequently asked questions

### Is Speech Sounds Visualized free?

Speech Sounds Visualized is free to download, with in-app purchases available.

### Is DiagnosED free?

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

### Do Speech Sounds Visualized or DiagnosED have ads?

Neither Speech Sounds Visualized nor DiagnosED shows ads.

### Which is updated more often, Speech Sounds Visualized or DiagnosED?

Speech Sounds Visualized ships an update every 4 months, and DiagnosED every 2 weeks. Most recently, Speech Sounds Visualized was updated on October 15, 2026 and DiagnosED on October 12, 2026.

---

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