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Last updated on: 2026-06-02
Android Apps > Education > DEF-ISL
DEF-ISL icon

DEF-ISL

3.0.9
SriJay Software Solutions Pvt Ltd
4.58
3,717 reviews
100,000+
Downloads
Free

Indian Sign Language

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About DEF-ISL

DEF-ISL is an education app developed by SriJay Software Solutions Pvt Ltd.

How many times has DEF-ISL been downloaded?

DEF-ISL has been downloaded 390 thousand times. In the last 30 days, the app was downloaded 3.2 thousand times.

What is the rating of DEF-ISL?

DEF-ISL is rated 4.58 out of 5 stars, based on 3.7 thousand ratings.

Is DEF-ISL free?

DEF-ISL is free to download. The APK download size is 8.53 MB. The latest version available is 3.0.9. The last update was on February 9, 2026.

What are the requirements for DEF-ISL?

DEF-ISL requires Android 4.2+ or higher. The app has a content rating of Everyone. The app has been available on Google Play July 2018.

Description
The DEF-ISL app makes learning of sign language easy, accessible and interesting.
Show more

More data about DEF-ISL

Price Free to download
Total downloads 390 thousand
Recent downloads 3.2 thousand
Rating 4.58 based on 3.7 thousand ratings
Ranking Not ranked
Version 3.0.9
APK size 8.53 MB
Number of libraries 34
Designed for Android 4.2+
Suitable for Everyone
Ads Contains ads

App Performance Report

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Google Play Rating history and histogram

3K
360
0
240
120

Downloads over time

DEF-ISL has been downloaded 390 thousand times. Over the past 30 days, it averaged 110 downloads per day.

Changelog of DEF-ISL

Show changelog

Developer information for SriJay Software Solutions Pvt Ltd

SriJay Software Solutions Pvt Ltd

info@def.org.in

Website

N/A

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Comments on DEF-ISL for Android

★★★★★ Chilukuri Abhinay · Jul 3, 2025
It's very awesome, and it has Indian sign language and many accessible things that help me to understand fully what the words' mean. I go through barriers in my daily life like communication and I didn't know what words meant so Def helped me to be barrier free.😊⭐⭐⭐⭐⭐
★★★★★ raju Kamatkar · Mar 17, 2025
I'm grateful to the DEF ISL app for helping me improve my English skills. The app makes learning easy through Indian Sign Language. Thank you so much to the DEF ISL team - I don't have words to express my appreciation!
★☆☆☆☆ Gourav RoR · Jul 4, 2025
Gmail code again bad. Search fail bad. Def isl was old Good
★☆☆☆☆ Prashant · Mar 25, 2025
I'm not able to log in, I'm not able to get OTP, OTP isn't coming on my registered email, fix this
★☆☆☆☆ Prawjal · Jan 26, 2026
I've experienced felt worse there updated not good and issues a lot of face barriers. I felt so better experienced 2019-2020 the def isl better comfortable and seems to learn. Not good now

Google Play Rankings for DEF-ISL

This app is not ranked

Technologies used by DEF-ISL

DEF-ISL is requesting 10 permissions and is using 35 libraries.
Show details
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