TouchChat Discover vs Avaz AAC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TouchChat Discover
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.
- 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
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Experience TouchChat® Discover, the new, risk-free way to try all the features of the popular TouchChat app before you buy. After downloading, you’ll have the option to start a free 30-day trial OR to explore the WordPower96 English and Spanish lite-tech boards. TouchChat is a full-featured Augmentative and Alternative Communication (AAC) solution for individuals who have difficulty using their natural voice. TouchChat is designed for individuals with Autism, Down Syndrome, ALS, apraxia, stroke, or other conditions that affect a person's ability to use natural speech. TouchChat gives an individual the ability to choose a vocabulary file which consists of pages and buttons that contain words, phrases, sentences, and other functions. Messages are spoken with a built-in voice synthesizer or by playing a recorded message. Various synthesized and custom voice options are available, allowing the user to choose a voice that fits their own personality. After your 30-day trial ends, you’ll have the option to purchase TouchChat HD w/WordPower®, TouchChat HD, or TouchChat HD Lite. If you don’t make a purchase, you’ll still have access to the WordPower96 English and Spanish lite-tech boards when your trial period ends. TouchChat provides multiple language options in a universal app supporting iPhone®, iPod touch® and iPad®. By downloading and using the TouchChat app, the purchaser accepts the PRC-Saltillo TouchChat Software License Terms. The Manufacturer of the iOS application – TouchChat Discover is: Prentke Romich Company dba PRC-Saltillo 1022 Heyl Rd Wooster, OH 44691 USA Tel.: (330) 262-1984 // (800) 262-1984 Fax: (330) 262-4829 Email: info@aacapps.com Web: www.prc-saltillo.com The EU Authorized European Representative for the iOS application – TouchChat Discover is: Prentke Romich GmbH Karthäuserstr. 3 D-34117 Kassel Germany Tel.: (05 61) 7 85 59-0 Fax: (05 61) 7 85 59-29 Email: info@prentke-romich.de Web : www.prentke-romich.de The UK Responsible Person for the iOS application – TouchChat Discover is: Liberator Ltd Glenside Business Park West Pinchbeck, Spalding, Lincolnshire, PE11 3SA UK Tel: +44 (0)1733 370470 Email: info@liberator.co.uk Web: www.liberator.co.uk/ The Swiss Authorized Representative for the iOS application – TouchChat Discover is: Inspera GmbH Thunstrasse 64 | CH-3110 Münsingen Phone +41 31 819 74 60 | Mobile +41 79 435 53 09 mail@inspera.ch | www.inspera.ch
Avaz AAC
This app empowers individuals with speech difficulties to communicate freely. It aids language development by presenting core words and allows users to form sentences and express themselves with over 40,000 pictures and high-quality voices. Customizable themes and effortless backup options enhance the user experience.
- Symbol-based communication
- Text-to-speech functionality
- Customizable themes
- Automatic vocabulary backup
- Research-based language development
- High-quality voices
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Avaz AAC is an assistive communication app that empowers children & adults with Autism, Cerebral Palsy, Down Syndrome, Aphasia, Apraxia, and individuals with speech difficulties to communicate freely and build meaningful relationships. “My daughter has nearly mastered navigation, so much so that one day she brought it to me to show me she wanted Taco Bell for lunch. This made me cry. My child had a voice for the first time. Thank you for being the one to give my daughter that "voice". - Amy Kinderman Designed to aid language development, by presenting core words, which make up 80% of everyday speech, in a research-based order. This enables users to progress from using 1-2 word phrases to forming complete sentences. Avaz, a fully AAC text-to-speech app with over 40,000 pictures(Symbolstix) and a range of high-quality voices, enables users to form sentences and express themselves with ease quickly. Avaz is a customizable AAC app that empowers users to express themselves authentically and build meaningful connections! Effortless Backup and Themes Enjoy the convenience of auto backup for worry-free vocabulary progress. Simply choose how often you want your vocabulary progress backed up with our auto-backup interval selection option. Never lose your progress again! We understand our users have different preferences for cloud storage, so we made it easy to back up your vocabulary to your preferred platform, including popular ones like Google Drive. Explore our visual themes - Classic Light, Classic Dark (with high contrast), and Outer Space (a dark mode). Our default dark mode has been beneficial for adult users and those using Avaz with eye-tracking devices. Try Avaz AAC's free 14-day trial without adding credit card details! Make in-app purchases and choose from our affordable monthly, yearly, and lifetime subscription plans to keep benefiting from the amazing features. Now available in English US, English UK, Français, Dansk, Svenska, Magyar, Føroyskt is fully compatible with iPads and iPhones. If you’re new to AAC, don’t worry! Visit www.avazapp.com for beginner-friendly articles to help you get started. Connect with our passionate Avaz community on Facebook and other social media platforms. We are always happy to hear from you. For any assistance, please write to us at support@avazapp.com Note: Avaz AAC - Lifetime Edition is available for a one-time purchase and offers a 50% discount with VPP for 20+ licenses. Terms of Use - https://www.avazapp.com/terms-of-use/ Privacy Policy - https://www.avazapp.com/privacy-policy/
Screenshots
Verdict
The clearest difference is review sentiment: Avaz AAC at 60% against TouchChat Discover's 22%. Avaz AAC also leads on rating (4.1 vs 3.7) and ratings volume (315 vs 97). TouchChat Discover's advantage is update cadence (every 2 months vs every 4 months). On price, ads, in-app purchases and monetization model 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. TouchChat Discover sells 11 one-off in-app purchases and Avaz AAC sells 4 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Avaz AAC holds the better App Store score, 4.1 against 3.7. Both are backed by a comparable volume of ratings — 97 and 315 respectively. Written reviews point the same way: 22% of TouchChat Discover's written reviews are positive against 60% of Avaz AAC's.
TouchChat Discover ships an update every 2 months, Avaz AAC every 4 months. The most recent releases landed on September 18, 2026 and September 25, 2026 respectively.
| Parameter | TouchChat Discover | Avaz AAC |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (97 ratings) | 4.1 (315 ratings) — better |
| Positive reviews | 21.8% of reviews | 59.8% of reviews — better |
| Number of ratings | 97 | 315 — better |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 2.4 GB | 169 MB |
| Age rating | 4+ | 4+ |
| Developer | Prentke Romich Company | Avaz, Inc. |
Customer experience
TouchChat Discover
Avaz AAC
Bugs and requests
TouchChat Discover
Not enough reviews yet to summarise bugs or requests.
Avaz AAC
Reported bugs
11 issues- App crashes when typing or entering letters
- Screen freezes when searching for pictures
- Voice functionality stops working randomly
- Audio not playing despite correct volume settings
- App loses voice after several uses
Show 6 moreShow fewer
- Backup import puts boards into single folder instead of original structure
- Screen rotation issues with keyboard
- App takes long time to load on tablets
- Sentence word order incorrect with screen reader (words with icons read last)
- Internet connection error during subscription
- Slow customer support response times
Requested features
10 requests- Free or significantly reduced pricing for disabled users
- Longer free trial period (20+ days suggested)
- Ability to save and reuse phrases
- Online two-way communication capability
- Video and user-created image support
Show 5 moreShow fewer
- Vertical orientation option for small hands
- Extended gender identity options beyond binary
- Automatic phrase copying without premium
- Lifetime membership after extended subscription period
- Picture upload and backup/restore functionality
In-app purchases
TouchChat Discover
- 30-Day Free TrialFree
- Upgrade to TouchChat HD Lite$9.99
- Talk-About Vocabulary$44.99
Show 8 moreShow fewer
- PCS Symbol Library$49.99
- Arabic Vocabulary Set$49.99
- iShare 1-Year 2GB Subscription$59.99
- Pixon® for TouchChat$79.99
- Gateway© Vocabulary$149.99
- WordPower Vocabulary$149.99
- Upgrade - TouchChat HD$149.99
- Upgrade TouchChat HD WordPower$299.99
Avaz AAC
- Avaz Auto Renewing Subscription$9.991 Month
- Avaz Yearly Subscription$99.991 Year
- Lifetime Subscription2 variants$199.99
- Lifetime Subscription$299.99







