Comparison

Baby Sign Dictionary vs TWA Dictionary

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

Head to head
About

Baby Sign Dictionary

Teach your baby to communicate before they can speak using American Sign Language. This app offers video demonstrations, categorized signs, and interactive quizzes to make learning fun and easy for both parent and child.

Highlights
  • 40 real-life signing video demonstrations
  • Signs organized by categories
  • Interactive video quiz
  • Favorites list for signs
  • Detailed video tutorials
  • Swipe through signs
Features
Read full description

Take the guess work out of parenting and discover the joy of knowing what your baby has to say before she can talk! One of the most fundamental human desires is to be understood - help your baby communicate by teaching her baby sign language. This app is free to allow you an opportunity to sample the many features and to try a few signs with your child. Then, if you would like to continue, please consider buying the full version which contains approx. 340 signs and over 1 hour of video instruction. The full version is available for purchase on the App Store. This app includes 40 real-life signing video demonstrations! The friendly presenters in the 'ASL dictionary by Baby Sign and Learn' app will help you to learn to sign with your baby in an engaging and enjoyable way. The keyword signs demonstrated in this video dictionary are based on American Sign Language (ASL). All signs have been carefully selected for their ease of use, helpfulness to carers and appropriateness for baby's interests and daily routine. Each sign has a detailed video tutorial covering information such as: simple instructions on how to perform the sign, clever tips to help you remember the sign and practical suggestions on how to introduce the sign to your baby. The signs are also organized into categories such as: action words, animals, daily routines, feelings and emotions, food, manners and behavior, and nature – all of which are arranged alphabetically for quick and easy searching. To test your baby signing knowledge, the app also comes with a fun interactive video quiz that will help you learn and remember the signs. You can also mark signs as part of your favorites list. Other key features: • high quality graphics and videos optimized for viewing on Retina displays. • optional setting to allow continuous play through of all signs in a category. • swipe through the signs in a category without returning to the menu. • optional setting to view a simplified demonstration for a sign rather than the complete tutorial. This app makes the perfect parent's companion to the popular 'Baby Sign and Learn' animated apps (also available on the App Store). Featuring gentle guidance and practical advice, this app has been designed to help make teaching your baby to sign as easy as waving “bye-bye”!

About

TWA Dictionary

Master American Sign Language with a comprehensive dictionary featuring over 25,000 signs, variations, and cultural insights. Created by a Deaf team, it offers thematic organization, user-driven content requests, and regular updates for an enhanced learning experience.

Highlights
  • Over 25,000 ASL signs
  • Sign variations and cultural insights
  • Thematic organization
  • User-requested content
  • Continuous updates
  • Educational blog on Deaf Culture
Features
Read full description

Looking for a great ASL resource? Our ASL Dictionary, created by a 100% Deaf team, includes over 25,000 signs along with sign variations, Deaf signers from diverse backgrounds, and an array of features to enhance your learning experience! What’s the Sign? ASL Dictionary is your ultimate resource for mastering American Sign Language, designed and brought to you by the Deaf community. Key Features: Extensive Library: Access a comprehensive collection of over 25,000 signs, including regional variations and cultural insights. Thematic Organization: Easily navigate through themed categories tailored to your interests. Tagged for Every Occasion: Quickly find the signs you need, whether for a job interview or a specific topic. Continuous Updates: Regular updates ensure fresh and relevant content. Educational Blog: Explore Deaf Culture with insightful posts on community topics. User-Driven Content: Can’t find a sign? Request new signs or sentence examples, and help expand the dictionary. Easy Navigation: An intuitive interface makes your learning journey smooth and enjoyable. Subscription Details: What’s the Sign? ASL Dictionary offers flexible subscription plans, including monthly and annual options. Start your learning journey with a three-day free trial. Subscriptions automatically renew unless canceled, and you can manage them through your account settings. Discover the richness of American Sign Language with What’s the Sign? ASL Dictionary – where learning becomes a personalized, ongoing experience. Privacy Policy: https://twadictionary.com/privacy/ Terms of Use: https://twadictionary.com/terms/ Also available in the app.

Screenshots

Baby Sign Dictionary4 screens
TWA Dictionary4 screens

Verdict

The call

The clearest difference is in-app purchases: Baby Sign Dictionary at none against TWA Dictionary's 5. Baby Sign Dictionary also leads on ratings volume (243 vs 33) and iOS requirement (12.0 vs 15.1). TWA Dictionary's advantage is update cadence (every 3 weeks vs every 15 months). On price, rating, review sentiment and ads 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. TWA Dictionary sells 5 in-app purchases, starting at $4.99 per month. Baby Sign Dictionary asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for Baby Sign Dictionary against 4.3 for TWA Dictionary. That said, the two scores are not equally well evidenced: Baby Sign Dictionary has 243 ratings behind it against 33, so its average is the more settled of the two. Written reviews are what separate them: 81% of Baby Sign Dictionary's written reviews are positive against 77% of TWA Dictionary's.

UpkeepUpdate frequency

Baby Sign Dictionary ships an update every 15 months, TWA Dictionary every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Baby Sign Dictionary versus TWA Dictionary: the parameters behind the verdict, then further details
ParameterBaby Sign DictionaryTWA Dictionary
PriceFreeFree
Rating4.4 (243 ratings) — better4.3 (33 ratings)
Positive reviews81.4% of reviews — better76.9% of reviews
Number of ratings243 — better33
Update frequencyEvery 15 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size82 MB41 MB
Age rating4+12+
DeveloperBaby Sign and LearnTWA Innovations LLC

Customer experience

Baby Sign Dictionary

All ratings243 ratings
Positive83.1%
Neutral6.2%
Negative10.7%
Written reviews59 reviews
Positive81.4%
Neutral3.4%
Negative15.3%

TWA Dictionary

All ratings33 ratings
Positive78.8%
Neutral6.1%
Negative15.2%
Written reviews13 reviews
Positive76.9%
Neutral0.0%
Negative23.1%

Bugs and requests

Baby Sign Dictionary

Reported bugs

2 issues
  • Text not showing up in favorites list
  • Words not showing up in the dictionary

Requested features

6 requests
  • Include written words in the dictionary
  • Add captions to spoken explanations
  • Expand the vocabulary in the free version
  • Include more common words
  • Offer computerized, cartoon-type babies instead of adults
Show 1 more
  • Make videos more child-friendly and less long-winded

TWA Dictionary

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Baby Sign Dictionary

No in-app purchases

5 purchases

TWA Dictionary

Subscriptions2
  • Pro Monthly3 Days trial$4.991 Month
  • Pro Yearly3 Days trial$49.991 Year
One-time3
  • Gift Code Month$4.99
  • Gift Code 6 Months$29.99
  • Gift Code 1 Year$49.99

Questions

Is Baby Sign Dictionary free?
Baby Sign Dictionary is free to download, with no in-app purchases.
Is TWA Dictionary free?
TWA Dictionary is free to download, with in-app purchases available.
Which has better reviews, Baby Sign Dictionary or TWA Dictionary?
Baby Sign Dictionary is rated higher. Baby Sign Dictionary averages 4.4 out of 5 from 243 ratings, while TWA Dictionary averages 4.3 from 33 ratings.
Do Baby Sign Dictionary or TWA Dictionary have ads?
Neither Baby Sign Dictionary nor TWA Dictionary shows ads.
Which is updated more often, Baby Sign Dictionary or TWA Dictionary?
Baby Sign Dictionary ships an update every 15 months, and TWA Dictionary every 3 weeks. Most recently, Baby Sign Dictionary was updated on October 25, 2026 and TWA Dictionary on October 24, 2026.

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