# Shape Coding Lite vs TD Talk

The clearest difference is review sentiment: TD Talk at 75% against Shape Coding Lite's 0%. TD Talk also leads on update cadence (every 6 weeks vs every 7 months). Shape Coding Lite's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Shape Coding Lite ships an update every 7 months, TD Talk every 6 weeks. The most recent releases landed on September 26, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Shape Coding Lite | TD Talk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (10 ratings)](https://appshunter.io/ios/app/td-talk/id1509210085/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | 0.0% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 357 MB | 305 MB |
| Requires iOS | **12.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Moor House School & College](https://appshunter.io/developer/1246114840) | [Tobii Dynavox LLC](https://appshunter.io/developer/446210474) |

## What reviewers say

### Shape Coding Lite

[App page](https://appshunter.io/ios/app/shape-coding-lite/id1292188642)

This app uses a visual coding system to help children and young people with language disorders improve sentence structure and grammar. It employs colors, arrows, lines, and shapes to represent word classes, tense, and sentence structure, aiding in understanding and producing English sentences.

**Highlights:** Visual coding system for grammar, Color-coded word classes, Arrow indicators for tense, Line indicators for plurality, Shape indicators for syntax, Text-to-speech functionality

**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

**In-app purchases:** none


## Frequently asked questions

### Is Shape Coding Lite free?

Shape Coding Lite is free to download, with no in-app purchases.

### Is TD Talk free?

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

### Do Shape Coding Lite or TD Talk have ads?

Neither Shape Coding Lite nor TD Talk shows ads.

### Which is updated more often, Shape Coding Lite or TD Talk?

Shape Coding Lite ships an update every 7 months, and TD Talk every 6 weeks. Most recently, Shape Coding Lite was updated on September 26, 2026 and TD Talk on September 16, 2026.

---

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