TD Snap
Product by Tobii Dynavox
Facts checked: Not yet checked
Our take (not a Learning Standard rating). This label applies to learning-science judgments throughout this overview.
Our take (not a Learning Standard rating)
TD Snap is an Augmentative and Alternative Communication (AAC) tool designed to facilitate expression rather than explicitly teach academic skills. While we have not yet formally evaluated it, research shows that robust AAC systems support language acquisition and literacy development by providing consistent pathways for vocabulary retrieval and syntax formation.
Pros
- Provides a consistent motor plan for core vocabulary, which leverages procedural memory to accelerate communication speed.
- Supports multimodal learning by pairing visual symbols with simultaneous text and auditory voice output.
- Organizes high-frequency core words dynamically to actively facilitate syntax development and sentence construction.
- Allows for extensive customization by speech-language pathologists to match a user's specific cognitive and physical access needs.
Cons
- Functions primarily as an expressive prosthesis rather than a structured instructional curriculum with formal feedback.
- Requires significant and continuous adult modeling to ensure successful adoption and language acquisition by the user.
- Presents a high initial cognitive load for new users due to the dense grid of symbols and complex navigational tiers.
What Do We Know About TD Snap?
TD Snap functions primarily as an essential communication prosthesis rather than a direct instructional teaching app, though it strongly supports underlying language acquisition. It provides an Augmentative and Alternative Communication (AAC) platform that gives a voice to individuals with speech and language disabilities. Because it is not a traditional educational game or curriculum, it does not explicitly test your child on subjects or use standard teaching mechanics like spaced repetition for math or reading. Instead, it relies on the learning science principle of motor planning and multimodal association. By keeping core vocabulary words in consistent locations on the screen, your child builds procedural memory, allowing them to communicate faster over time without hunting for words. For your child to learn language effectively using this tool, you must engage in aided language stimulation, meaning you must point to the symbols on the app while you speak to your child. This continuous modeling is what bridges the gap between having the app and actually learning to communicate with it. Note that The Learning Standard has not yet formally evaluated TD Snap against our full rubric.
How Does TD Snap Work?
TD Snap uses a core-word-based Augmentative and Alternative Communication (AAC) framework paired with consistent motor planning to facilitate language production. The app presents a grid-based interface filled with visual symbols representing words and phrases. When your child selects a symbol, the app speaks the word aloud, creating an immediate auditory and visual feedback loop. The architecture is built around core words, which are the high-frequency words that make up the majority of human communication, such as want, go, more, and stop. These core words remain in static positions across different pages. This static placement utilizes procedural memory; just as a typist memorizes a keyboard, the user memorizes the physical location of the word. Users navigate through folders to access fringe vocabulary, which includes specific nouns related to topics like food or school. The app actively supports literacy development by including an integrated keyboard with word prediction, allowing users to transition from symbol-based communication to text-based spelling as their phonetic skills advance.
Strengths and tradeoffs of TD Snap
TD Snap's biggest strength is its reliance on consistent motor planning for vocabulary retrieval, while its biggest weakness is the steep learning curve required for parents and educators to effectively model its use. Consistent motor planning is deeply rooted in cognitive science; by keeping symbols in the exact same location, the app reduces the cognitive load of visually scanning the screen, allowing the user to rely entirely on muscle memory. This dramatically increases the speed and efficiency of communication over time. Furthermore, the app provides multimodal feedback, pairing a visual icon with text and synthesized speech, which strengthens semantic mapping in the brain. However, the app lacks built-in instructional scaffolding. High reliance on adult modeling means the app alone will not teach a child language. Caregivers must utilize aided language stimulation, using the device to talk to the child, to provide the necessary worked examples of syntax and grammar. Additionally, the sheer volume of vocabulary can present a high initial cognitive load, requiring careful customization by a professional to ensure the grid matches the user's working memory.
Who Might Benefit From TD Snap?
TD Snap is best for individuals of any age with complex communication needs who require a robust, symbol-based Augmentative and Alternative Communication (AAC) system. It is specifically designed for non-speaking or minimally speaking autistic individuals, individuals with cerebral palsy, Down syndrome, or other developmental disabilities that impact expressive speech. The platform scales effectively, making it appropriate for early communicators learning basic core vocabulary as well as advanced users combining words into complex syntax or transitioning to text-based typing. It operates best when supported by a collaborative team of parents, educators, and speech-language pathologists.
Data Transparency
Does Not Meet Data Transparency Standard
TD Snap reaches Level 1 of 3 (Basic protections), below our data transparency standard. Reaching Level 2 needs the policy to document a data retention timeline, named service providers and self-service deletion.
21 of 35 checks passed
Level 1 · Basic protections
Does not sell data or target ads at students, limits sharing, and lets parents see and delete their child's data.
Level 2 · Parent control (meets the standard)
Families can get their data out, know who processes it, and know how long it is kept.
Not documented: a data retention timeline, named service providers, self-service deletion
Level 3 · Direct data access
Families or schools can pull their own data through an API, in a stated format.
Not documented: an API for retrieving their own data, a named export format
View all 35 checks
Parent Access7/8
Does the policy mention parents specifically?
“Tobii Dynavox may not redisclose PII without consent of a parent or an eligible student (meaning a student who is 18 years old or above or is enrolled in postsecondary education)”
Can parents view their child's data?
“If the EA is unable to fulfill a request of an eligible student or parent/guardian to review the student’s records, Tobii Dynavox may assist at the direction and expense of the EA.”
Can parents modify their child's data?
“In such an event where a parent, legal guardian, or eligible student seeks to make changes to the data within Tobii Dynavox products parents, legal guardians, or eligible students shall follow the procedures established by the EA (in the USA in accordance with FERPA).”
Can parents delete their child's account?
The policy gives parents no right to delete their child's data or account; the school controls deletion, and the company only promises to delete under-13 data it collected by accident.
Is there a dedicated Children's Privacy section?
“Children’s privacy Many of our products and services are intended for children under 13 years of age”
Does it reference COPPA compliance?
“In the USA the Children’s Online Privacy Protection Act (COPPA) does not apply to Tobii Dynavox. Tobii Dynavox products do not collect personally identifiable information (PII) from children under the age of 13.”
Does it reference FERPA compliance?
“Tobii Dynavox, as a contractor to the EA, receives the disclosures on the same basis as school officials employed by the EA, consistent with FERPA regulations, 34 CFR §99.31(a)(1)(i)(B).”
Is parental consent required for child accounts?
“we do not knowingly collect personal data from children under this age without verifiable parental consent.”
Data Portability2/5
Can users access their personal data?
“Access:** You have the right to request access to the personal data we hold about you.”
Can users download/export their data?
“Data portability:** You may request a copy of your personal data in a structured, commonly used format.”
Is there a self-service data access tool?
The policy says requests go by email and describes no self-service tool.
Is a specific data format mentioned for export?
The policy only says "structured, commonly used format" and names no specific format.
Is there an API for data access?
The policy does not mention an API for getting data.
Data Minimization2/6
Is data collection itemized?
“Contact information:** such as name, address, email address, and phone number.”
Can the app be used without a real name?
The policy says it collects names.
Can the app be used without an email?
The policy says it collects email addresses.
Does it state collection is limited to what is necessary?
“Only information that is needed for Tobii Dynavox to perform the requested services to the EA is disclosed to Tobii Dynavox.”
Is IP address anonymized or truncated?
The policy says it collects IP addresses and does not mention anonymizing them.
Is location tracking explicitly excluded?
The policy does not rule out location tracking.
Third-Party Protection4/7
Does it explicitly state no selling of data?
“We do not sell your personal information as such is defined under the CCPA”
Are third-party providers named?
The policy links to a sub-processor list but names no providers in its own text.
Are providers contractually restricted?
“We ensure that all Sub-Processors are contractually bound to adhere to data protection obligations that are consistent with the requirements of the GDPR and other applicable privacy laws.”
No-targeted-advertising commitment?
“Tobii Dynavox does not allow advertising within its products, and therefore there is no behavioral or targeted advertising.”
Is AI/ML data sharing addressed?
The policy does not address AI or machine learning.
Child-specific sharing restriction?
“Tobii Dynavox may not redisclose PII without consent of a parent or an eligible student (meaning a student who is 18 years old or above or is enrolled in postsecondary education) unless the agency or institution has authorized the redisclosure under an (FERPA) exception”
Cookies/tracking limited or opt-out?
The policy does not describe limits on cookies or tracking, or a way to opt out.
Deletion & Retention2/5
Can users delete their account?
“Erasure:** You have the right to request that we delete your personal data under certain conditions.”
Self-service deletion mechanism?
Deletion is by email request only; the policy describes no self-service option.
Specific data retention timeline?
The policy keeps data "as long as necessary" and gives no specific timeline.
Auto-deletion of inactive accounts?
The policy does not mention automatically deleting inactive accounts.
Post-deletion handling described?
“Tobii Dynavox works with the EA, in accordance of the terms of the EAs contract, to destroy all student records contained in Tobii Dynavox systems and then will permanently delete all archival or backup copies of the agency’s or institution’s data.”
Advertising4/4
Advertising model explicitly disclosed?
“Tobii Dynavox does not allow advertising within its products, and therefore there is no behavioral or targeted advertising.”
Free from third-party advertisements?
“Tobii Dynavox does not allow advertising within its products, and therefore there is no behavioral or targeted advertising.”
Children excluded from ad targeting?
“Tobii Dynavox will not sell or otherwise use or redisclose education records for targeted advertising or marketing purposes.”
Ad-free option available?
“Tobii Dynavox does not allow advertising within its products, and therefore there is no behavioral or targeted advertising.”
What This Means
The policy review did not meet our data transparency standard. The checks above show the documented findings and unknowns. A missing statement does not establish how the app handles data in practice.
About this evaluation: Based on automated analysis of Privacy Notice and Student Data Policy against 35 policy-disclosure questions, including questions adapted from the Common Sense Privacy Program's published evaluation questions. TLS is not affiliated with Common Sense Media, and this is not a Common Sense rating. Quoted text is copied from the policy; unquoted notes are our summary. Results describe what the policy documents, not the company's actual practices. Privacy policies can change: this review reflects the version we analyzed and does not determine legal compliance.
Sources and review method
TLS combines product information and editorial analysis to explain how TD Snap works, its tradeoffs, and the questions to ask before choosing it. Product features, an instructional rationale and evidence of learning outcomes are different kinds of information.
Formal Learning Standard assessment: not yet completed. Data Transparency findings are reported separately and do not establish learning effectiveness. Read our methodology.
Frequently Asked Questions About TD Snap
Is TD Snap free?
No, TD Snap is not free. The app access requires a one-time purchase of $49.99 for the basic version, though comprehensive bundles that include dedicated hardware devices and specialized page sets cost significantly more. For many families, schools or health insurance providers often cover the primary cost of the software or the dedicated device upon recommendation by a speech-language pathologist.
Is TD Snap good for toddlers?
Yes, toddlers with delayed or absent speech can benefit significantly from using TD Snap. Early introduction of an augmentative communication device provides a reliable means of expression and helps reduce daily frustration. Research clearly shows that introducing AAC early actually supports, rather than hinders, the subsequent development of natural, spoken language by mapping words to their functional meaning. Caregivers must model language heavily for toddlers to grasp the system.
What does TD Snap teach?
TD Snap facilitates expressive communication and foundational language acquisition. While it does not deliver traditional academic lessons or drill-based games, it provides the structural vocabulary needed to build syntax, construct sentences, and develop emergent literacy skills. By pairing symbols with text and voice output, it naturally reinforces word recognition and phonemic awareness, laying the groundwork for eventual text-based spelling as the child's phonetic skills advance.
How does TD Snap compare to Proloquo2Go?
Both TD Snap and Proloquo2Go are top-tier communication applications that rely heavily on core vocabulary. TD Snap emphasizes a strict motor-planning approach with incredibly stable button placement across different pages, which helps users rely on muscle memory. In contrast, Proloquo2Go relies more on a folder-based categorization hierarchy and offers highly granular grammatical supports. The best choice depends entirely on your child's specific cognitive access needs.
Has The Learning Standard evaluated TD Snap?
TLS has not yet completed a Learning Standard evaluation of how well TD Snap teaches. Its privacy policy has been reviewed for Data Transparency and reaches Level 1, Basic protections.
Is TD Snap COPPA compliant?
The reviewed privacy policy references COPPA. A policy reference alone does not establish COPPA compliance. Policy review note: A section headed COPPA Compliance addresses COPPA but says the law does not apply.
Is TD Snap FERPA compliant?
The reviewed privacy policy references FERPA. A policy reference alone does not establish FERPA compliance. Policy review note: The policy refers to its obligations under FERPA.
Does TD Snap have a children's privacy policy?
The reviewed policy includes a dedicated children's privacy section. Policy review note: There is a section headed Children's privacy.
Does TD Snap sell student data?
The reviewed policy states that the app does not sell data. This is a policy statement; actual data practices were not verified. Policy review note: The company states it does not sell personal information.
Can you delete your data from TD Snap?
The reviewed privacy policy describes account deletion. We have not tested the deletion process. Policy review note: Users can request deletion of their data.
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