Comparison

CoughDrop vs TD Snap®

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

Head to head
About

CoughDrop

This app provides a modern communication and support tool for individuals with complex communication needs. It offers customizable boards with symbols, images, and audio, along with reporting features for support teams.

Highlights
  • Customizable communication boards
  • Rich symbol set and image personalization
  • User-recorded audio and speech synthesis
  • Cross-device synchronization
  • Support team access and collaboration
  • Built-in reporting and messaging
Features
Read full description

CoughDrop is a simple, modern AAC communication and support tool that empowers individuals and the teams around them. It is a full-featured communication app built for individuals with autism, cerebral palsy, Down syndrome, Angelman syndrome, Rett syndrome, or other complex communication needs. CoughDrop is flexible and configurable enough to accommodate the access and comprehension needs of many communicators. CoughDrop users can install this app to access CoughDrop's communication and reporting features on their mobile device. The app includes starter boards for different levels of communication, and boards with large or small buttons can be personalized using the rich symbol set, user-provided images or camera photos, user-recorded audio, speech synthesis, etc. CoughDrop runs on multiple devices, so you can log in on your tablet, phone and computer and have access to the same communication tools and interface. In addition, users can be linked so parents, therapists and supervisors can access a communicator's boards from their own devices to better facilitate modeling, and to make it easier to modify boards without taking away the communicator's device. The built-in reporting and messaging tools also help the support team have a consistent strategy and know what's working across locations and times.

About

TD Snap®

This communication software assists individuals with speech and language disabilities by offering symbol-supported and text-based communication options. It features customizable page sets and editing tools, accessible via touch, eye gaze, and switch access. A subscription is required after a trial period.

Highlights
  • Symbol-supported and text-based page sets
  • Customizable editing tools
  • Touch, eye gaze, and switch access
  • Picture Communication Symbols library
  • Visual schedules and timers
  • Cloud-based content syncing
Features
Read full description

TD Snap® is a flexible, robust communication software for people with speech and language disabilities such as autism, cerebral palsy and aphasia. Created by Tobii Dynavox, a leader in augmentative and alternative communication (AAC), TD Snap provides a choice of evidence-based, professionally developed page sets designed to meet different communication needs and preferences, with both symbol-supported and text-based options. TD Snap includes easy-to-use editing tools to create a personalized experience, and is accessible via touch, eye gaze and switch access methods. A monthly subscription is required to enable speech following a 1-month trial period. Tobii Dynavox offers complementary resources to help communicators, caregivers, and professionals succeed with TD Snap. These resources can be found by visiting myTobiiDynavox.com or tobiidynavox.com. Have you purchased a Tobii Dynavox device and looking to use your companion TD Snap license on an iOS device? Download this app and log into myTobiiDynavox in the start-up wizard. Customizable TD Snap Page Sets: • Core First: A symbol-supported page set enabling a path to literacy at any stage of language development, now also available in High contrast • Motor Plan: A symbol-supported page set enabling efficient language acquisition at any age, custom designed for both touch and eye gaze • Express: A symbol-supported page set to help people express themselves using theme-based phrases and words, now also available in bilingual Spanish/English • Text: A page set for those who are literate or transitioning from symbol supports to literacy • Scanning: A page set for those who use scanning as their primary access method, • Aphasia: A page set to help adults with aphasia communicate while also supporting language recovery , now also available in bilingual Spanish/English • PODD*: A page set based on the Pragmatic Organization Dynamic Display vocabulary strategy, developed by AAC expert Gayle Porter • Gateway*: A page set based on the Gateway vocabulary strategy, developed by Joan Bruno *Denotes in-app purchase of an additional monthly subscription per page or symbol set. Developed by a third party. Powerful Set of Integrated TD Snap Tools: • Editing: An intuitive editing tool to help customize buttons to meet a communicator’s unique needs • Diversity: A variety of diversity settings that let you customize skin tone, hair shades, and more • PCS: A built-in library of over 75,000 Picture Communication Symbols translated into over 25 languages • Search: A search bar to locate words and symbols with an easy and accessible path to find them • Visual Supports: A set of supports like visual schedules, timers, and scripts • Google Assistant: An integrated tool enabling symbol-supported access to Google Assistant • QuickFires: A set of commonly used pre-programmed phrases to make communication smoother • myTobiiDynavox: A cloud-based resource for backing up, sharing, and syncing customized content. How Subscriptions Work Following the 1-month free trial, your Apple ID payment method on file will automatically be charged monthly unless you cancel 24 hours before the trial ends. Subsequent monthly payments will be charged to your Apple ID payment method 24 hours before the end of each period. Your subscriptions are managed in account settings on the App Store. TD Snap® is a trademark and registered trademark of Tobii Dynavox AB. Tobii Dynavox cannot guarantee compatibility of TD Snap with any non-Tobii Dynavox brand of hardware and will not offer technical support for compatibility issues. All downloads are governed by TD Snap License Agreement for Download.

Screenshots

CoughDrop4 screens

Verdict

The call

The clearest difference is monetization model: CoughDrop at free with in-app purchases against TD Snap®'s subscription. CoughDrop also leads on review sentiment (52% vs 30%). TD Snap®'s advantage is rating (4.2 vs 3.7) and ratings volume (810 vs 57). On price, update cadence, ads and in-app purchases 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. CoughDrop sells 3 one-off in-app purchases and TD Snap® sells 10 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

TD Snap® holds the better App Store score, 4.2 against 3.7. That said, the two scores are not equally well evidenced: TD Snap® has 810 ratings behind it against 57, so its average is the more settled of the two. Written reviews complicate that: 52% of CoughDrop's written reviews are positive against 30% of TD Snap®'s, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

CoughDrop ships an update monthly, TD Snap® every 2 months. The most recent releases landed on August 29, 2026 and September 21, 2026 respectively.

Scorecard5 real differences · 5 level
CoughDrop versus TD Snap®: the parameters behind the verdict, then further details
ParameterCoughDropTD Snap®
PriceFreeFree
Rating3.7 (57 ratings)4.2 (810 ratings) — better
Positive reviews52.4% of reviews — better29.6% of reviews
Number of ratings57810 — better
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad — betteriPad
Requires iOS17.613.0 — better
Further details — not scored
Size59 MB3.4 GB
Age rating4+4+
DeveloperCoughDrop, Inc.Tobii Dynavox LLC

Customer experience

CoughDrop

All ratings57 ratings
Positive61.4%
Neutral14.0%
Negative24.6%
Written reviews21 reviews
Positive52.4%
Neutral14.3%
Negative33.3%

TD Snap®

All ratings810 ratings
Positive77.5%
Neutral6.0%
Negative16.4%
Written reviews142 reviews
Positive29.6%
Neutral6.3%
Negative64.1%

Bugs and requests

CoughDrop

Not enough reviews yet to summarise bugs or requests.

TD Snap®

Reported bugs

4 issues
  • Voice disappearing after updates
  • Crashes on launch
  • Incompatibility with iPad Pro
  • Inability to restore purchased content

Requested features

5 requests
  • Ability to change undo symbol
  • Link to ACCIL image database
  • Ability to set user age for appropriate vocabulary
  • More robust core vocabulary
  • Easier grammar modeling

In-app purchases

3 purchases

CoughDrop

One-time3
  • Evaluator Access$29.99
  • Supporter Access$44.99
  • Communicator Access$294.99
10 purchases

TD Snap®

Subscriptions4
  • Gateway Monthly1 Month trial$4.991 Month
  • PODD Monthly1 Month trial$4.991 Month
  • Metacom Monthly1 Month trial$4.991 Month
Show 1 more
  • Speaking Upgrade Monthly1 Month trial$9.991 Month
One-time6
  • Acapela Voices$39.99
  • Nuance Voices$39.99
  • Speaking Upgrade$49.99
Show 3 more
  • METACOM Symbols$49.99
  • PODD Page Sets$149.99
  • Gateway Page Sets$149.99

Questions

Is CoughDrop free?
CoughDrop is free to download, with in-app purchases available.
Is TD Snap® free?
TD Snap® is free to download, with in-app purchases available.
Which has better reviews, CoughDrop or TD Snap®?
TD Snap® is rated higher. CoughDrop averages 3.7 out of 5 from 57 ratings, while TD Snap® averages 4.2 from 810 ratings.
Do CoughDrop or TD Snap® have ads?
Neither CoughDrop nor TD Snap® shows ads.
Which is updated more often, CoughDrop or TD Snap®?
CoughDrop ships an update monthly, and TD Snap® every 2 months. Most recently, CoughDrop was updated on August 29, 2026 and TD Snap® on September 21, 2026.

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