DEF ISL
SRIJAY SOFTWARE SOLUTIONS PRIVATE LIMITED Education iPhoneiPadiPod touch
DEF ISL is a free Education app for iPhone and iPad by SRIJAY SOFTWARE SOLUTIONS PRIVATE LIMITED. Rated 1.0/5 from 1 ratings. Requires iOS 13.0.
- Rating
- 1.0
- 1 ratings
- Price
- Free
- on the App Store
- Size
- 63 MB
- Age 4+
- Updated
- Feb 9
- 2026 · v1.1.2
Screenshots
About DEF ISL
The DEF-ISL app makes learning of sign language easy, accessible and interesting. Packed with 50000+ easy-to-understand signs and phrases, in-built videos, illustrations, this easy to navigate app can be used both by adults and children who are deaf or hearing impaired. DEF-ISL offers the opportunity for all to learn sign language and thereby reach out to the deaf more easily. DEF is an organization made of the deaf, for the deaf, by the deaf, focused on addressing the issues of communication for the deaf and developing methods and resources to improve their connect with the society at large. They aim to make a lasting impact on the future of thousands of deaf or hard of hearing children and adults by providing them access to early identification, hearing technology and expertise to reach their full potential. 2019-2020 app initiative supported by L&T Construction.
What’s new
Version 1.1.2 · Updated February 9, 2026
Performance Improvements
App privacy
The developer, SRIJAY SOFTWARE SOLUTIONS PRIVATE LIMITED, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to DEF ISL
Looking for apps like DEF ISL? Here are 6 similar apps on the App Store. The highest rated is Spread the Sign ASL Dictionary (4.9/5), and all 6 are free to download.
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Skillfy
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Spread the Sign ASL Dictionary
4.9
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Video Relay Service India
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1ISL Challenge
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SignBank
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Outspokn: English Speaking App
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| DEF ISL | 1.0 / 5 (1 rating) | Free | February 9, 2026 | |
| Skillfy | – | Free | Aug 1, 2026 | Compare |
| Spread the Sign ASL Dictionary | 4.9 / 5 (129) | Free | Jul 20, 2026 | Compare |
| Video Relay Service India | – | Free | Aug 19, 2026 | Compare |
| 1ISL Challenge | – | Free | Sep 24, 2025 | Compare |
| SignBank | – | Free | Nov 18, 2024 | Compare |
| Outspokn: English Speaking App | – | Free | Nov 18, 2025 | Compare |
Compare DEF ISL with the top alternatives: ratings, updates, ASO score and keyword gaps →