# TouchChat Discover vs SentenceBuilderTeen™

The clearest difference is review sentiment: SentenceBuilderTeen™ at 93% against TouchChat Discover's 21%. SentenceBuilderTeen™ also leads on in-app purchases (none vs 11) and iOS requirement (11.0 vs 18.0). TouchChat Discover's advantage is price (Free vs $5.99) and rating (3.8 vs 3.0). On ads and device support there is nothing between them.

TouchChat Discover is free to download; SentenceBuilderTeen™ costs $5.99 up front. TouchChat Discover sells 11 one-off in-app purchases. SentenceBuilderTeen™ asks for nothing beyond the download.

TouchChat Discover holds the better App Store score, 3.8 against 3.0. That said, the two scores are not equally well evidenced: TouchChat Discover has 102 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 21% of TouchChat Discover's written reviews are positive against 93% of SentenceBuilderTeen™'s, so the app with the better star average is not the one people write more warmly about.

TouchChat Discover ships an update every 2 months, SentenceBuilderTeen™ every 14 months. The most recent releases landed on October 30, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TouchChat Discover | SentenceBuilderTeen™ |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[3.8 (102 ratings)](https://appshunter.io/ios/app/touchchat-discover/id427022529/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/sentencebuilderteen/id465018367/reviews) |
| Number of ratings | **102** | 2 |
| Positive reviews | 21.4% of reviews | **93.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 14 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 2.7 GB | 83 MB |
| Requires iOS | 18.0 | **11.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Prentke Romich Company](https://appshunter.io/developer/474446992) | [Mobile Education Store LLC](https://appshunter.io/developer/344378744) |

## What reviewers say

### TouchChat Discover

[App page](https://appshunter.io/ios/app/touchchat-discover/id427022529)

This app offers a risk-free way to explore a powerful communication solution before committing to a purchase. It provides a free trial of all features or access to lite-tech boards for individuals with speech difficulties.

**Highlights:** 30-day free trial of full features, Explore lite-tech WordPower boards, Augmentative and Alternative Communication (AAC), Customizable vocabulary and messages, Built-in voice synthesizer, Multiple language options

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30-Day Free Trial | Free | one-time |
| Upgrade to TouchChat HD Lite | $9.99 | one-time |
| Talk-About Vocabulary | $44.99 | one-time |
| PCS Symbol Library | $49.99 | one-time |
| Arabic Vocabulary Set | $49.99 | one-time |
| iShare 1-Year 2GB Subscription | $59.99 | one-time |
| Pixon® for TouchChat | $79.99 | one-time |
| Gateway© Vocabulary | $149.99 | one-time |
| WordPower Vocabulary | $149.99 | one-time |
| Upgrade - TouchChat HD | $149.99 | one-time |
| Upgrade TouchChat HD WordPower | $299.99 | one-time |

**What reviewers like**

- 👍 Useful for visual language-learning
- 👍 Handy backup communication tool
- 👍 Access to all vocabulary sets
- 👍 Good for practice and training

**What reviewers complain about**

- 💸 Expensive pricing
- 🔇 No speech output
- 🐛 Bugs and glitches
- 📉 Lagging performance
- 🚫 No audio

**Reported bugs**

- App crashed when editing
- New update broke paid license
- Upgrade not working, logs out
- App glitches and shuts down
- App edits pictures without consent

**Requested features**

- Add scientific calculator with exponents, complex numbers & roots
- Make it less expensive
- Add teenage voices back
- Add voice to free trial


### SentenceBuilderTeen™

[App page](https://appshunter.io/ios/app/sentencebuilderteen/id465018367)

This app helps teenagers build grammatically correct sentences using a fun and engaging interface. It focuses on connector words and includes teen-themed images and audio to support learning. Track progress with detailed statistics.

**Highlights:** Intuitive sentence building interface, 100 teenager-themed pictures, 3 levels of play, 30 encouragement audio clips, Optional correct sentence audio, Progress tracking statistics

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TouchChat Discover free?

TouchChat Discover is free to download, with in-app purchases available.

### Is SentenceBuilderTeen™ free?

SentenceBuilderTeen™ costs $5.99, with no in-app purchases.

### Which has better reviews, TouchChat Discover or SentenceBuilderTeen™?

TouchChat Discover is rated higher. TouchChat Discover averages 3.8 out of 5 from 102 ratings, while SentenceBuilderTeen™ averages 3.0 from 2 ratings.

### Do TouchChat Discover or SentenceBuilderTeen™ have ads?

Neither TouchChat Discover nor SentenceBuilderTeen™ shows ads.

### Which is updated more often, TouchChat Discover or SentenceBuilderTeen™?

TouchChat Discover ships an update every 2 months, and SentenceBuilderTeen™ every 14 months. Most recently, TouchChat Discover was updated on October 30, 2026 and SentenceBuilderTeen™ on October 14, 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.*