IDDSI vs ASPEN ebook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IDDSI
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.
- IDDSI framework access
- Food texture descriptors
- Drink thickness tests
- Easy lookup
- Applicable to all ages
- Supports all care settings
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Have the IDDSI framework at your fingertips - get access to the descriptors and look up the different IDDSI food texture and drink thickness tests easily either in the lab, office or at home. The IDDSI Framework is culturally sensitive, measurable and applicable to individuals of all age groups in all care settings, designed in an effort to help those with dysphagia.
ASPEN ebook
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ASPEN eBooks can be searched, browsed, and read on a computer, tablet, or mobile device by professionals looking for best practices when diagnosing, treating, and managing clinical conditions, as well as addressing practice issues. ASPEN eBooks allow you to: • Access titles anywhere with an Internet connection or via the eBooks app. • Search across the ASPEN eBook collection to quickly find titles and look up information. • Browse through thumbnail-sized pages to quickly find key tables and figures. • Preview titles before buying them. • Obtain instant access to new titles. • Bookmark, highlight and make notes.
Screenshots
Verdict
The clearest difference is update cadence: ASPEN ebook at every 3 months against IDDSI's every 21 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
IDDSI ships an update every 21 months, ASPEN ebook every 3 months. The most recent releases landed on October 26, 2026 and October 15, 2026 respectively.
| Parameter | IDDSI | ASPEN ebook |
|---|---|---|
| Price | Free | Free |
| Rating | 1.6 (14 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 21 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 100 MB | 112 MB |
| Age rating | 12+ | 4+ |
| Developer | International Dysphagia Diet Standardisation Initiative Iddsi | American Society for Parenteral and Enteral Nutrition (A.S.P.E.N.) |
In-app purchases
IDDSI
No in-app purchases
ASPEN ebook
No in-app purchases
Questions
Is IDDSI free?
Is ASPEN ebook free?
Do IDDSI or ASPEN ebook have ads?
Which is updated more often, IDDSI or ASPEN ebook?
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