# TD Snap® vs TAVIS

The clearest difference is rating: TAVIS at 5.0 against TD Snap®'s 4.2. TAVIS also leads on in-app purchases (none vs 10) and update cadence (every 10 days vs every 2 months). TD Snap®'s advantage is ratings volume (810 vs 1) and iOS requirement (13.0 vs 15.1). On price and ads there is nothing between them.

Both are free to download. TD Snap® sells 10 in-app purchases, starting at $4.99 per month. TAVIS asks for nothing beyond the download.

TAVIS holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: TD Snap® has 810 ratings behind it against 1, so its average is the more settled of the two.

TD Snap® ships an update every 2 months, TAVIS every 10 days. The most recent releases landed on September 21, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | TD Snap® | TAVIS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (810 ratings)](https://appshunter.io/ios/app/td-snap/id1072799231/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tavis/id1580342756/reviews)** |
| Number of ratings | **810** | 1 |
| Positive reviews | 29.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Subscription | **Free** |
| Size | 3.4 GB | 271 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tobii Dynavox LLC](https://appshunter.io/developer/446210474) | [Tavis Sdn Bhd](https://appshunter.io/developer/1580342758) |

## What reviewers say

### TD Snap®

[App page](https://appshunter.io/ios/app/td-snap/id1072799231)

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:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gateway Monthly | $4.99 | per month |
| PODD Monthly | $4.99 | per month |
| Metacom Monthly | $4.99 | per month |
| Speaking Upgrade Monthly | $9.99 | per month |
| Acapela Voices | $39.99 | one-time |
| Nuance Voices | $39.99 | one-time |
| Speaking Upgrade | $49.99 | one-time |
| METACOM Symbols | $49.99 | one-time |
| PODD Page Sets | $149.99 | one-time |
| Gateway Page Sets | $149.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 👍 Customizable
- 🚀 Intuitive navigation
- 👍 Helpful supports and features
- 🚀 Flexible and robust

**What reviewers complain about**

- 🔒 Subscription model for voice
- 🐛 Voice issues after updates
- 💰 Expensive subscription
- 🔒 Removing previously paid features
- 🐛 Crashes and bugs

**Reported bugs**

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

**Requested features**

- 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


### TAVIS

[App page](https://appshunter.io/ios/app/tavis/id1580342756)

This integrated online education platform uses a robust learning management system to provide students with access to study materials for revision and continuous improvement. It leverages educational technology and powerful analytics to enhance learning experiences and track student engagement, progress, strengths, and weaknesses.

**Highlights:** Integrated online education platform, Robust learning management system (LMS), Access to study materials, Educational technology (EdTech) integration, Powerful analytics on engagement and progress, Tracking of strengths and weaknesses

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TD Snap® free?

TD Snap® is free to download, with in-app purchases available.

### Is TAVIS free?

TAVIS is free to download, with no in-app purchases.

### Which has better reviews, TD Snap® or TAVIS?

TAVIS is rated higher. TD Snap® averages 4.2 out of 5 from 810 ratings, while TAVIS averages 5.0 from 1 ratings.

### Do TD Snap® or TAVIS have ads?

Neither TD Snap® nor TAVIS shows ads.

### Which is updated more often, TD Snap® or TAVIS?

TD Snap® ships an update every 2 months, and TAVIS every 10 days. Most recently, TD Snap® was updated on September 21, 2026 and TAVIS on September 20, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*