# Dysphagia Therapy vs IDDSI

The clearest difference is review sentiment: Dysphagia Therapy at 80% against IDDSI's 0%. Dysphagia Therapy also leads on rating (4.9 vs 1.6) and update cadence (every 4 months vs every 21 months). IDDSI's advantage is price (Free vs $19.99). On ads, in-app purchases and device support there is nothing between them.

IDDSI is free to download; Dysphagia Therapy costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dysphagia Therapy holds the better App Store score, 4.9 against 1.6. That said, the two scores are not equally well evidenced: Dysphagia Therapy has 490 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 80% of Dysphagia Therapy's written reviews are positive against 0% of IDDSI's.

Dysphagia Therapy ships an update every 4 months, IDDSI every 21 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Dysphagia Therapy | IDDSI |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[4.9 (490 ratings)](https://appshunter.io/ios/app/dysphagia-therapy/id1029980637/reviews)** | [1.6 (14 ratings)](https://appshunter.io/ios/app/iddsi/id1145593063/reviews) |
| Number of ratings | **490** | 14 |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 21 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#161** | — |
| Size | 7 MB | 100 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Tactus Therapy Solutions Ltd.](https://appshunter.io/developer/438070002) | [International Dysphagia Diet Standardisation Initiative Iddsi](https://appshunter.io/developer/1650465352) |

## What reviewers say

### Dysphagia Therapy

[App page](https://appshunter.io/ios/app/dysphagia-therapy/id1029980637)

**Currently charting:** #161 Top Paid · Medical (US App Store)

This app serves as a comprehensive guide for speech-language pathologists and students managing swallowing disorders. It offers personalized therapy options, customized home programs, and educational tools for clinicians and patients.

**Highlights:** Personalized therapy options, Customized home programs, Clinician & patient education tools, Therapy Finder based on impairments, Detailed treatment techniques, Anatomy and cranial nerve information

**In-app purchases:** none


### IDDSI

[App page](https://appshunter.io/ios/app/iddsi/id1145593063)

Access the IDDSI framework for food texture and drink thickness testing. This tool provides easy lookup of descriptors and tests, suitable for all ages and care settings to assist individuals with dysphagia.

**Highlights:** IDDSI framework access, Food texture descriptors, Drink thickness tests, Easy lookup, Applicable to all ages, Supports all care settings

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

**In-app purchases:** none


## Frequently asked questions

### Is Dysphagia Therapy free?

Dysphagia Therapy costs $19.99, with no in-app purchases.

### Is IDDSI free?

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

### Which has better reviews, Dysphagia Therapy or IDDSI?

Dysphagia Therapy is rated higher. Dysphagia Therapy averages 4.9 out of 5 from 490 ratings, while IDDSI averages 1.6 from 14 ratings.

### Do Dysphagia Therapy or IDDSI have ads?

Neither Dysphagia Therapy nor IDDSI shows ads.

### Which is updated more often, Dysphagia Therapy or IDDSI?

Dysphagia Therapy ships an update every 4 months, and IDDSI every 21 months. Most recently, Dysphagia Therapy was updated on September 24, 2026 and IDDSI on September 23, 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.*