Comparison

Avaz AAC vs LetMeTalk

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Symbol-based communication
  • Text-to-speech functionality
  • Customizable themes
  • Automatic vocabulary backup
  • Research-based language development
  • High-quality voices
Features
Read full description

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/

About

LetMeTalk

This app provides a voice for individuals who have difficulty speaking by allowing them to create sentences using images. It offers a large database of images and supports multiple languages, enabling communication in various life situations without an internet connection.

Highlights
  • Image-based sentence creation
  • Over 9,000 ARASAAC images
  • Add custom images and photos
  • Voice output for images and sentences
  • Offline functionality
  • Multi-language support
  • Profile management and sharing
Features
Read full description

A free AAC talker app supports communication in all areas of life and therefore providing a voice to everyone. LetMeTalk is donation financed. LetMeTalk enables you to line up images in a meaningful way to read this row of images as a sentence. To line up images is known as AAC (Augmentative and Alternative Communication). The image database of LetMeTalk contains more than 9,000 easy to understand images from ARASAAC (http://arasaac.org). Additionally, you can add existing images from the device or take new photos with the build in camera. For LetMeTalk no internet connection or mobile contract is necessary, so you can use LetMeTalk in almost any situation, like hospitals, nursing home or schools. You can find LetMeTalk tutorials at http://letmetalk.info/support Suitable for: • autism symptoms and Asperger syndrome, autistic spectrum disorder (ASD) • aphasia • speech apraxia • articulation/phonological disorder • Amyotrophic Lateral Sclerosis (ALS) • Motor Neuron Disease (MND) • cerebral palsy • down syndrome Features: • more than 9,000 images from ARASAAC included • voice support for images and sentences • unlimited and flexible creation of new categories and adding new images • pre configured for kids with autism spectrum disorder (ASD) • load / save your current profile (vocabulary) • keep several profiles on your devices and switch fast between them • share your profile easily with other devices • switch fast between 2 languages and use LetMeTalk as translator • supported languages: English, Spanish, French, Italian and German, Chinese, Portuguese, Brazilian Portuguese, Dutch, Arabic, Russian, Polish, Bulgarian, Romanian, Galician, Catalan, Basque • voice support for most languages

Screenshots

Avaz AAC4 screens
LetMeTalk4 screens

Verdict

The call

The clearest difference is in-app purchases: LetMeTalk at none against Avaz AAC's 5. LetMeTalk also leads on update cadence (every 3 weeks vs every 4 months) and iOS requirement (8.0 vs 14.0). Avaz AAC's advantage is rating (4.1 vs 3.7) and review sentiment (60% vs 43%). On price, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Avaz AAC sells 4 in-app purchases, starting at $9.99 per month. LetMeTalk asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Avaz AAC holds the better App Store score, 4.1 against 3.7. Both are backed by a comparable volume of ratings — 316 and 102 respectively. Written reviews point the same way: 60% of Avaz AAC's written reviews are positive against 43% of LetMeTalk's.

UpkeepUpdate frequency

Avaz AAC ships an update every 4 months, LetMeTalk every 3 weeks. Both last shipped on November 1, 2026.

Scorecard7 real differences · 3 level
Avaz AAC versus LetMeTalk: the parameters behind the verdict, then further details
ParameterAvaz AACLetMeTalk
PriceFreeFree
Rating4.1 (316 ratings) — better3.7 (102 ratings)
Positive reviews60.2% of reviews — better42.9% of reviews
Number of ratings316 — better102
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.08.0 — better
Further details — not scored
Size169 MB119 MB
Age rating4+12+
DeveloperAvaz, Inc.AppNotize UG (haftungsbeschraenkt)

Customer experience

Avaz AAC

All ratings316 ratings
Positive77.2%
Neutral7.9%
Negative14.9%
Written reviews93 reviews
Positive60.2%
Neutral12.9%
Negative26.9%

LetMeTalk

All ratings99 ratings
Positive63.6%
Neutral10.1%
Negative26.3%
Written reviews91 reviews
Positive42.9%
Neutral18.7%
Negative38.5%

User reviews

Avaz AAC

From 316 App Store ratings

What we love

  • 👍 User-friendly interface and easy navigation
  • 🎯 Highly customizable to individual needs
  • 🗣️ Clear, natural-sounding voice options
  • 💬 Effective communication tool for non-verbal users
  • 🎨 Clear and intuitive icons

Room to improve

  • 💸 High subscription cost ($300 lifetime, $10+ monthly)
  • ⏰ Short free trial period (14 days only)
  • 🚫 Misleading free trial marketing
  • 🔇 Voice feature disabled after trial ends
  • 🐛 Frequent app crashes and freezing

LetMeTalk

From 102 App Store ratings

What we love

  • 👍 Free alternative for AAC
  • 👍 Highly customizable
  • 👍 Easy to use and navigate
  • 👍 Great for beginners
  • 👍 Can add own pictures

Room to improve

  • 🐛 No sound/audio issues
  • 🐛 Robotic voice quality
  • 🐛 Difficulty syncing across devices
  • 🐛 Poorly translated text
  • 🐛 Support is unavailable/unresponsive

Bugs and 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 more
  • 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 more
  • 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

LetMeTalk

Reported bugs

28 issues
  • No sound output
  • Play button not working
  • Home button leads nowhere
  • Image search failing
  • Sound settings not working
Show 23 more
  • App stopped working
  • No sound on iOS
  • Can't activate sound
  • Audio not activating
  • No sound from app
  • App doesn't speak words/phrases
  • Sound not working
  • App not reproducing sound
  • No sound issue
  • Can't get read out to work
  • Transferring profile to another device issue
  • App not speaking any words
  • No voice
  • Can't hear voice
  • Sound failure
  • Can't sync between iPad and iPhone
  • Delete button cut off on iPhone 12 Pro
  • App can't open after update
  • No sound on iPhone 7s plus
  • Gallery images not opening on iOS 11
  • Sound unavailable
  • Robot voice after iPhone update
  • Apple stopped speaking photo names on iOS 13

Requested features

11 requests
  • Add male voice option
  • Improve picture quality/design
  • Allow users to record own voice
  • Add more word sentences
  • Temporary board for choices
Show 6 more
  • Ability to move items into folders
  • Add ASL images
  • Turkish language support
  • Larger control buttons
  • Option to temporarily hide categories/pictures
  • Sync boards across multiple devices

In-app purchases

4 purchases

Avaz AAC

Subscriptions2
  • Avaz Auto Renewing Subscription$9.991 Month
  • Avaz Yearly Subscription$99.991 Year
One-time2
  • Lifetime Subscription2 variants$199.99
  • Lifetime Subscription$299.99
None

LetMeTalk

No in-app purchases

Questions

Is Avaz AAC free?
Avaz AAC is free to download, with in-app purchases available.
Is LetMeTalk free?
LetMeTalk is free to download, with no in-app purchases.
Which has better reviews, Avaz AAC or LetMeTalk?
Avaz AAC is rated higher. Avaz AAC averages 4.1 out of 5 from 316 ratings, while LetMeTalk averages 3.7 from 102 ratings.
Do Avaz AAC or LetMeTalk have ads?
Neither Avaz AAC nor LetMeTalk shows ads.
Which is updated more often, Avaz AAC or LetMeTalk?
Avaz AAC ships an update every 4 months, and LetMeTalk every 3 weeks. Most recently, Avaz AAC was updated on November 1, 2026 and LetMeTalk on November 1, 2026.

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