Comparison

IDDSI vs Advanced Language Therapy Lite

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

Advanced Language Therapy Lite

This app offers a free sample of four advanced speech therapy applications designed to improve language skills for individuals with aphasia or cognitive-communication impairments. It provides practice in comprehension, naming, reading, and writing through various evidence-based activities.

Highlights
  • Advanced comprehension practice
  • Word-finding skill improvement
  • Paragraph-level reading practice
  • Typing and writing exercises
  • Evidence-based therapy techniques
Read full description

Take your aphasia therapy to the next level with four evidence-based advanced apps that build on the skills established the best-selling Language Therapy 4-in-1 app. This free sample of the new value-priced advanced app lets you try four popular speech therapy apps to help you improve. YOU'LL GET TO TRY THESE 4 APPS: ----- 1) ADVANCED COMPREHENSION THERAPY Practice understanding sentences with three activities to improve listening and reading skills. ------- 2) ADVANCED NAMING THERAPY Practice word-finding skills with four activities to improve verbal expression. ------- 3) ADVANCED READING THERAPY Practice reading at the paragraph-level with three levels of difficulty with comprehension questions and audio support. ------- 4) ADVANCED WRITING THERAPY Practice typing at the word, sentence, and paragraph levels along with strengthening sound-letter relationships. ----- WHO IS THIS APP FOR? *Stroke survivors with mild or moderate aphasia (impaired language) *Brain injury survivors with high-level cognitive-communication impairments *Speech-language pathologists (SLPs) who work with adult communication TRY FOR FREE! Download Advanced Language Therapy Lite to try each of the four apps for free. Then purchase all four in Advanced Language Therapy, or purchase only the ones you need separately. THE TACTUS THERAPY DIFFERENCE In all Tactus Therapy apps for speech therapy, you'll get wifi-free use, no log-ins, and no subscriptions. The activities are based on researched techniques that work. The content is designed with adults in mind, yet can easily be used with older children and teens. Support is built-in to encourage independent use for home practice while being flexible for in-clinic use with a qualified clinician. Looking for something different in a speech therapy app? We offer a wide range to choose from. Find the right one for you at tactustherapy.com/find

Screenshots

IDDSI4 screens
Advanced Language Therapy Lite4 screens

Verdict

The call

The clearest difference is review sentiment: Advanced Language Therapy Lite at 50% against IDDSI's 0%. Advanced Language Therapy Lite also leads on rating (4.7 vs 1.6) and update cadence (every 4 months vs every 21 months). IDDSI's advantage is monetization model (free vs free with in-app purchases). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Advanced Language Therapy Lite holds the better App Store score, 4.7 against 1.6. That said, the two scores are not equally well evidenced: Advanced Language Therapy Lite has 589 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 0% of IDDSI's written reviews are positive against 50% of Advanced Language Therapy Lite's.

UpkeepUpdate frequency

IDDSI ships an update every 21 months, Advanced Language Therapy Lite every 4 months. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

Scorecard6 real differences · 4 level
IDDSI versus Advanced Language Therapy Lite: the parameters behind the verdict, then further details
ParameterIDDSIAdvanced Language Therapy Lite
PriceFreeFree
Rating1.6 (14 ratings)4.7 (589 ratings) — better
Positive reviews0.0% of reviews50.0% of reviews — better
Number of ratings14589 — better
Update frequencyEvery 21 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.09.0 — better
Further details — not scored
Size100 MB102 MB
Age rating12+4+
DeveloperInternational Dysphagia Diet Standardisation Initiative IddsiTactus Therapy Solutions Ltd.

Customer experience

IDDSI

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

Advanced Language Therapy Lite

All ratings589 ratings
Positive91.5%
Neutral5.6%
Negative2.9%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

IDDSI

No in-app purchases

None

Advanced Language Therapy Lite

No in-app purchases

Questions

Is IDDSI free?
IDDSI is free to download, with no in-app purchases.
Is Advanced Language Therapy Lite free?
Advanced Language Therapy Lite is free to download, with no in-app purchases.
Which has better reviews, IDDSI or Advanced Language Therapy Lite?
Advanced Language Therapy Lite is rated higher. IDDSI averages 1.6 out of 5 from 14 ratings, while Advanced Language Therapy Lite averages 4.7 from 589 ratings.
Do IDDSI or Advanced Language Therapy Lite have ads?
Neither IDDSI nor Advanced Language Therapy Lite shows ads.
Which is updated more often, IDDSI or Advanced Language Therapy Lite?
IDDSI ships an update every 21 months, and Advanced Language Therapy Lite every 4 months. Most recently, IDDSI was updated on September 23, 2026 and Advanced Language Therapy Lite on September 19, 2026.

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