TD Snap® vs Spinal Hub
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Spinal Hub
This app provides a comprehensive resource hub for individuals with spinal cord injuries. It offers tools for health management, emergency preparedness, information on assistive technology, and community connection. Users can track vitals, manage medications, and access news and support resources.
- Health and wellness tracking tools
- Emergency preparedness guides
- Wheelchair and assistive technology browsing
- Latest SCI research and clinical trials
- Community chat and support resources
- Medication and appointment management
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Spinal Hub is built specifically for people living with spinal cord injury. Everything you need to manage your health, stay informed, and connect with your community — in one place. HEALTH & WELLNESS TOOLS • Pressure Relief Timer — timed reminders to shift weight and prevent pressure injuries • Vitals Log — track blood pressure, heart rate, oxygen, and temperature • Pain Journal — log pain levels and locations over time • Hydration Tracker — monitor daily fluid intake with a personalised goal • Medication Tracker — manage your medications and set reminders • Skin Check Log — record and monitor skin condition at common pressure sites • Morning & Evening Routine — guided daily care checklists • Appointment Scheduler — save upcoming appointments with calendar sync SAFETY & EMERGENCY • Autonomic Dysreflexia Emergency Guide — step-by-step AD response, warning signs, common triggers, and a one-tap call to emergency services • Emergency Medical Card — store your key medical info for first responders • Emergency Contacts — quick access to your most important contacts WHEELCHAIRS & ASSISTIVE TECHNOLOGY • Browse manual, power, sports, specialty, and airline wheelchairs from leading brands • Explore assistive technology including alternative mice, adaptive devices, and more • Tap through to product pages to compare and purchase STAY INFORMED • SCI News — latest spinal cord injury research and breakthroughs from around the world • Live Clinical Trials — active trials recruiting SCI participants globally, updated in real time SUPPORT & RESOURCES • SCI Medications — information on common medications used by SCI patients • NZ Spinal Trust — peer support and resources • CCS Disability Action — funding and advocacy information • Spinal Rehab Units — contact details for NZ rehab centres • Mental Health Resources — crisis lines and wellbeing support • Back on Track — the NZ Spinal Trust recovery guide • Mobility Taxis — accessible taxi listings across New Zealand • Accessible Transport Map — find accessible routes near you • Carer Companies — NZ carer and support provider directory COMMUNITY • Community Chat — connect with others living with SCI • Care Preferences — a quick-reference profile your carers can access Spinal Hub is designed with accessibility in mind, supports dark mode, and stores your personal health data privately on your device.
Screenshots
Verdict
The clearest difference is rating: Spinal Hub at 5.0 against TD Snap®'s 4.1. Spinal Hub also leads on in-app purchases (none vs 10) and update cadence (weekly vs every 2 months). TD Snap®'s advantage is ratings volume (856 vs 1) and iOS requirement (13.0 vs 15.1). On price and ads 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. TD Snap® sells 10 in-app purchases, starting at $4.99 per month. Spinal Hub asks for nothing beyond the download.
Spinal Hub holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: TD Snap® has 856 ratings behind it against 1, so its average is the more settled of the two.
TD Snap® ships an update every 2 months, Spinal Hub weekly. The most recent releases landed on October 13, 2026 and September 29, 2026 respectively.
| Parameter | TD Snap® | Spinal Hub |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (856 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 30.7% of reviews | — |
| Number of ratings | 856 — better | 1 |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Subscription | Free — better |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 3.4 GB | 43 MB |
| Age rating | 4+ | 17+ |
| Developer | Tobii Dynavox LLC | Dylan Whalen |
Bugs and 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
Spinal Hub
Not enough reviews yet to summarise bugs or requests.
In-app purchases
TD Snap®
- Gateway Monthly1 Month trial$4.991 Month
- PODD Monthly1 Month trial$4.991 Month
- Metacom Monthly1 Month trial$4.991 Month
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- Speaking Upgrade Monthly1 Month trial$9.991 Month
- Acapela Voices$39.99
- Nuance Voices$39.99
- Speaking Upgrade$49.99
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- METACOM Symbols$49.99
- PODD Page Sets$149.99
- Gateway Page Sets$149.99
Spinal Hub
No in-app purchases









