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Free
About
Learn sign language with over 50,000 signs and phrases presented through videos and illustrations. This app is designed for both adults and children, including those who are deaf or hearing impaired, to improve communication and societal connection.
✓Extensive sign language library
✓Over 50,000 signs and phrases
✓In-built videos
✓Illustrations
✓Easy navigation
✓Accessible for all ages
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What's New in DEF ISL
1.1.2
February 9, 2026
Performance Improvements
User reviews
Developer apps
FAQ
What is DEF ISL?
DEF ISL is a free educational app designed to make learning sign language easy and accessible. It offers over 50,000 signs and phrases with videos and illustrations for users of all ages.
How many signs and phrases are available in DEF ISL?
DEF ISL provides access to more than 50,000 easy-to-understand signs and phrases, making it a comprehensive resource for learning.
Is DEF ISL suitable for children?
Yes, DEF ISL is suitable for both adults and children, as indicated by its age rating of 4+. The app's design aims to be accessible and interesting for younger learners.
What devices does DEF ISL support?
DEF ISL is currently supported on iPhones and iPods, offering a mobile learning experience for users on these Apple devices.
When was DEF ISL last updated?
The latest version of DEF ISL is 1.1.2, and it was last updated on February 9, 2026. This indicates a commitment to ongoing development and improvements.
What is the user rating for DEF ISL?
DEF ISL has a rating of 1.0 stars from 1 rating. This is based on the available data and may not reflect the full user experience.
Does DEF ISL have ads?
No, DEF ISL does not contain advertisements. The app is free to use without any ad interruptions.
What is the learning methodology of DEF ISL?
DEF ISL utilizes a visual learning approach, incorporating in-built videos and illustrations to demonstrate signs and phrases. This method aims to make learning engaging and effective.
