# Dialogue AAC vs TD Talk

The clearest difference is review sentiment: TD Talk at 75% against Dialogue AAC's 0%. TD Talk also leads on price (Free vs $99.99) and rating (4.2 vs 3.0). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

TD Talk is free to download; Dialogue AAC costs $99.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TD Talk holds the better App Store score, 4.2 against 3.0. Both are backed by a comparable volume of ratings — 6 and 11 respectively. Written reviews point the same way: 0% of Dialogue AAC's written reviews are positive against 75% of TD Talk's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Dialogue AAC | TD Talk |
| --- | --- | --- |
| Price | $99.99 | **Free** |
| Rating | [3.0 (6 ratings)](https://appshunter.io/ios/app/dialogue-aac/id1500578568/reviews) | **[4.2 (11 ratings)](https://appshunter.io/ios/app/td-talk/id1509210085/reviews)** |
| Number of ratings | 6 | **11** |
| Positive reviews | 0.0% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 849 MB | 305 MB |
| Requires iOS | 18.0 | **17.2** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Prentke Romich Company](https://appshunter.io/developer/474446992) | [Tobii Dynavox LLC](https://appshunter.io/developer/446210474) |

## What reviewers say

### Dialogue AAC

[App page](https://appshunter.io/ios/app/dialogue-aac/id1500578568)

This communication aid helps adults with speech difficulties express themselves through spelling and pre-made phrases. It offers a personalized synthesized voice and message banking for a unique communication experience.  Customizable options cater to individual visual and motor needs.

**Highlights:** Spelling and phrase-based vocabulary, Personalized synthesized voice creation, Message banking import, Customizable sentence pages, Motor and visual access accommodations, Switch scanning and head tracking support

**Features:** macOS Compatibility

**In-app purchases:** none


### TD Talk

[App page](https://appshunter.io/ios/app/td-talk/id1509210085)

This app enables communication for individuals unable to use their voice or hands. It offers text-to-speech functionality through eye-tracking or touch input, supporting a wide range of languages and voices for natural conversation.

**Highlights:** Eye-tracking communication, Touch input for typing, Customized predictive sentence construction, In-sentence editing, 35+ languages and voices, Face-to-face conversation mode, QuickMessages for common phrases

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Dialogue AAC free?

Dialogue AAC costs $99.99, with no in-app purchases.

### Is TD Talk free?

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

### Which has better reviews, Dialogue AAC or TD Talk?

TD Talk is rated higher. Dialogue AAC averages 3.0 out of 5 from 6 ratings, while TD Talk averages 4.2 from 11 ratings.

### Do Dialogue AAC or TD Talk have ads?

Neither Dialogue AAC nor TD Talk shows ads.

### Which is updated more often, Dialogue AAC or TD Talk?

Dialogue AAC ships an update every 2 months, and TD Talk every 2 months. Most recently, Dialogue AAC was updated on November 1, 2026 and TD Talk on October 24, 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.*