Comparison

IDDSI vs MASA Swallowing Exam

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • IDDSI framework access
  • Food texture descriptors
  • Drink thickness tests
  • Easy lookup
  • Applicable to all ages
  • Supports all care settings
Features
Read full description

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.

About

MASA Swallowing Exam

This clinical tool automates the scoring of a standardized swallowing examination. It provides a comprehensive analysis of a patient's swallowing ability, including a total score, dysphagia severity, aspiration risk, and a profile of strengths and weaknesses.

Highlights
  • Automated exam scoring
  • Total score out of 200
  • Dysphagia severity ranking
  • Aspiration risk index ranking
  • Graphic profile of strengths and weaknesses
Features
Read full description

MASA (Mann Assessment of Swallowing Ability) is a scoring tool for the standardized MASA standardized clinical examination of swallowing. This app automatically scores the exam as administered by a clinician. Results include a total score (out of a maximum of 200), a dysphagia severity ranking, an aspiration risk index ranking, and a graphic profile of strengths and weaknesses identified by the examiner. This MASA app is available as a monthly or yearly subscription. Your subscription entitles you to unlimited access to the MASA scoring tool. The subscription will not automatically renew. Once the subscription period expires, you won't be automatically charged. You will be prompted to renew your subscription the next time you use the app. The home screen will let you know when your subscription will expire. You can choose to renew before your subscription expires. The MASA app is intended for dysphagia clinicians assessing their patients. Always seek a doctor or trained healthcare professional’s advice when interpreting the results of a MASA clinical examination of swallowing. Please see our terms of use at https://fdi2.com/wp-content/uploads/2019/05/FDI-terms.pdf

Screenshots

IDDSI4 screens
MASA Swallowing Exam4 screens

Verdict

The call

The clearest difference is rating: MASA Swallowing Exam at 3.7 against IDDSI's 1.6. MASA Swallowing Exam also leads on review sentiment (33% vs 0%) and update cadence (every 2 months vs every 21 months). IDDSI's advantage is in-app purchases (none vs 2). On price, ratings volume, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MASA Swallowing Exam sells 2 one-off in-app purchases. IDDSI asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

MASA Swallowing Exam holds the better App Store score, 3.7 against 1.6. Both are backed by a comparable volume of ratings — 14 and 12 respectively. Written reviews point the same way: 0% of IDDSI's written reviews are positive against 33% of MASA Swallowing Exam's.

UpkeepUpdate frequency

IDDSI ships an update every 21 months, MASA Swallowing Exam every 2 months. Both last shipped on November 2, 2026.

Scorecard6 real differences · 4 level
IDDSI versus MASA Swallowing Exam: the parameters behind the verdict, then further details
ParameterIDDSIMASA Swallowing Exam
PriceFreeFree
Rating1.6 (14 ratings)3.7 (12 ratings) — better
Positive reviews0.0% of reviews33.3% of reviews — better
Number of ratings14 — better12
Update frequencyEvery 21 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.011.4 — better
Further details — not scored
Size100 MB40 MB
Age rating12+4+
DeveloperInternational Dysphagia Diet Standardisation Initiative IddsiFlorida Dysphagia Institute, LLC

Customer experience

IDDSI

All ratings14 ratings
Positive14.3%
Neutral0.0%
Negative85.7%
Written reviews15 reviews
Positive0.0%
Neutral13.3%
Negative86.7%

MASA Swallowing Exam

All ratings12 ratings
Positive58.3%
Neutral16.7%
Negative25.0%
Written reviews6 reviews
Positive33.3%
Neutral33.3%
Negative33.3%

In-app purchases

None

IDDSI

No in-app purchases

2 purchases

MASA Swallowing Exam

One-time2
  • 1 Month of MASA Access$9.99
  • 1 Year of MASA Access$99.99

Questions

Is IDDSI free?
IDDSI is free to download, with no in-app purchases.
Is MASA Swallowing Exam free?
MASA Swallowing Exam is free to download, with in-app purchases available.
Which has better reviews, IDDSI or MASA Swallowing Exam?
MASA Swallowing Exam is rated higher. IDDSI averages 1.6 out of 5 from 14 ratings, while MASA Swallowing Exam averages 3.7 from 12 ratings.
Do IDDSI or MASA Swallowing Exam have ads?
Neither IDDSI nor MASA Swallowing Exam shows ads.
Which is updated more often, IDDSI or MASA Swallowing Exam?
IDDSI ships an update every 21 months, and MASA Swallowing Exam every 2 months. Most recently, IDDSI was updated on November 2, 2026 and MASA Swallowing Exam on November 2, 2026.

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