Comparison

DEF ISL vs SSC CGL Exam Prep & Mock Tests

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

Head to head
About

DEF ISL

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.

Highlights
  • Extensive sign language library
  • Over 50,000 signs and phrases
  • In-built videos
  • Illustrations
  • Easy navigation
  • Accessible for all ages
Features
Read full description

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.

About

SSC CGL Exam Prep & Mock Tests

Prepare for the SSC CGL exam with comprehensive study materials, mock tests, and expert guidance. Track your progress, analyze your performance, and connect with a community of learners and teachers.

Highlights
  • Mock tests
  • Study notes
  • Exam notifications
  • Current affairs
  • In-depth analysis
  • Social learning network
  • Video adaptive learning
Features
Read full description

EduRev brings to you SSC CGL Preparation App fully developed to help you in your preparation & to aid you to crack the SSC CGL Examination ! -Download the SSC CGL Preparation App & unlock benefits such as Current Affairs, Mock Tests, Exam Notifications, Latest Updates, Study Notes and many more. Subjects Covered in SSC CGL TIER 1 & 2 -Quantitative Aptitude: Percentages, Ratio and proportion, square and cube roots, surds and indices, LCM and HCF, averages, age problems, simple interest and compound interest etc. -General Awareness: Current Events, India and its neighbouring countries, History, Geography, Economic Scene, Culture, General Polity & Scientific Research, current affairs (last 6 months) -English Language: Fill in the Blanks, Idioms & Phrases, Jumbled sentences, One-word substitution, Synonyms, Antonyms, Spellings/Detecting Mis-spelt words, Common errors, sentence improvement, Passage, Cloze test -General Intelligence and Reasoning: Series (number, figurative), similarities and differences, analogy, space visualization, spatial orientation, problem-solving, analysis, judgement etc. SSC CGL TIER 1 & 2 Exam Pattern - Duration: 60 Mins in Tier 1 & 240 Mins in Tier 2 - Mode of Exam: Online - No. of Questions: 100 for tier 1 & 300 for tier 2 - Total Marks: 200 for tier 1 & 400 for tier 2 Features of the App: - Social Learning Network - Connect with Students from all over India, more than 14,00,00 students using the web platform - www.edurev.in - In-Depth Analysis - Insights on the basis of Deep Analysis to empower every student & convert each weakness into a strength! - Free Learning App - App learns about you while you learn from the app & tracks study pattern to give content/tests as per your need - Marketplace of Courses - Course material in over 500+ Courses which will help you learn & understand concepts in a simple language. - Large Network of Teachers - The best teachers from all over India are sharing content & teaching subjects of expertise. Best Teaching App available Other features: • Complete video adaptive learning cycle boosts your brain to learn & retain lessons • Best Educational basics builder app to learn about any educational domain on the go • Competition with nationwide students • Detailed test analysis • Revise lessons effectively & improve your concepts • Discuss your doubts with other students & expert teachers anywhere, anytime & about anything • Best learning app to revise before your exams

Screenshots

DEF ISL4 screens
SSC CGL Exam Prep & Mock Tests4 screens

Verdict

The call

The clearest difference is review sentiment: SSC CGL Exam Prep & Mock Tests at 100% against DEF ISL's 0%. SSC CGL Exam Prep & Mock Tests also leads on rating (5.0 vs 1.0) and update cadence (every 5 months vs every 12 months). DEF ISL's advantage is in-app purchases (none vs 10) and iOS requirement (13.0 vs 15.0). On price, ratings volume, ads and monetization model 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. SSC CGL Exam Prep & Mock Tests sells 10 one-off in-app purchases. DEF ISL asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SSC CGL Exam Prep & Mock Tests holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 0% of DEF ISL's written reviews are positive against 100% of SSC CGL Exam Prep & Mock Tests's.

UpkeepUpdate frequency

DEF ISL ships an update every 12 months, SSC CGL Exam Prep & Mock Tests every 5 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
DEF ISL versus SSC CGL Exam Prep & Mock Tests: the parameters behind the verdict, then further details
ParameterDEF ISLSSC CGL Exam Prep & Mock Tests
PriceFreeFree
Rating1.0 (1 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings11
Update frequencyEvery 12 monthsEvery 5 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.0
Further details — not scored
Size63 MB86 MB
Age rating4+4+
DeveloperSRIJAY SOFTWARE SOLUTIONS PRIVATE LIMITEDEDUREV LEARNING PRIVATE LIMITED

Customer experience

DEF ISL

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

SSC CGL Exam Prep & Mock Tests

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

DEF ISL

No in-app purchases

10 purchases

SSC CGL Exam Prep & Mock Tests

One-time10
  • EduRev Plan 9$14.99
  • EduRev Plan 10$17.99
  • EduRev Plan 11$19.99
Show 7 more
  • EduRev Plan 12$22.99
  • EduRev Plan 14$29.99
  • EduRev Plan 15$34.99
  • EduRev Plan 18$59.99
  • EduRev Plan 19$79.99
  • EduRev Plan 23$249.99
  • EduRev Plan 24$299.99

Questions

Is DEF ISL free?
DEF ISL is free to download, with no in-app purchases.
Is SSC CGL Exam Prep & Mock Tests free?
SSC CGL Exam Prep & Mock Tests is free to download, with in-app purchases available.
Which has better reviews, DEF ISL or SSC CGL Exam Prep & Mock Tests?
SSC CGL Exam Prep & Mock Tests is rated higher. DEF ISL averages 1.0 out of 5 from 1 ratings, while SSC CGL Exam Prep & Mock Tests averages 5.0 from 1 ratings.
Do DEF ISL or SSC CGL Exam Prep & Mock Tests have ads?
Neither DEF ISL nor SSC CGL Exam Prep & Mock Tests shows ads.
Which is updated more often, DEF ISL or SSC CGL Exam Prep & Mock Tests?
DEF ISL ships an update every 12 months, and SSC CGL Exam Prep & Mock Tests every 5 months. Most recently, DEF ISL was updated on November 3, 2026 and SSC CGL Exam Prep & Mock Tests on October 30, 2026.

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