Comparison

Enigma JS vs JandJava

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

Head to head
About

Enigma JS

This app offers JavaScript quizzes covering common interview questions for web and mobile developers. It provides detailed explanations to help users learn and practice tricky language concepts and essential React/React Native knowledge.

Highlights
  • Common JavaScript interview questions
  • React and React Native concepts
  • Detailed explanations for each question
  • Quizzes for beginners and experienced developers
  • Practice tricky language parts
Features
Read full description

Enigma is a JavaScript quiz app featuring the most common interview questions. Here, youโ€™ll find tricky parts of JavaScript language and the key concepts essential for React and React Native developers. Whether you are an experienced developer or a beginner, you'll find questions and explanations in this app that will help you learn and practice. Some quizzes are designed to understand the basics, while others targeting tricky parts of the Javascript language that we developers encounter time to time. - Refresh your knowledge by having quick quizzes anywhere during your day. - Stay up-to-date by learning and practicing tricky parts of the language. - For each question see detailed explanations that are designed to help you comprehend the concepts.

About

JandJava

Read full description

Get Personalized Learning Outcomes for everyone. An in-depth performance analysis, where you can know your strong and weak points, your all India rank, your state rank etc. You will also get a virtual tutor who is completely dedicated to bringing out the best in you. It will prioritize your concepts, chapters, topics, and questions through machine learning. Get this innovative learning experience only on Jandjava!!

Screenshots

Enigma JS4 screens
JandJava4 screens

Verdict

The call

The clearest difference is device support: Enigma JS at 3 against JandJava's โ€”. On price, in-app purchases and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Enigma JS sells 1 one-off in-app purchase and JandJava sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference ยท 7 level
Enigma JS versus JandJava: the parameters behind the verdict, then further details
ParameterEnigma JSJandJava
PriceFreeFree
Positive reviews28.6% of reviewsโ€”
Update frequencyEvery 14 monthsโ€”
AdsYesโ€”
In-app purchasesYesYes
MonetizationFree with in-app purchasesโ€”
DevicesiPhone, iPad, iPod โ€” betterโ€”
Requires iOS15.1 โ€” better15.5
Further details โ€” not scored
Size59 MB144 MB
Age rating4+4+
DeveloperYesno LabsOnline Learning

In-app purchases

1 purchases

Enigma JS

One-time1
  • Remove ads and unlock content$9.99
10 purchases

JandJava

One-time10
  • Package - CH$299.99
  • Package - CG$299.99
  • Package - CI$349.99
Show 7 more
  • Package - CJ$399.99
  • Package - CK$449.99
  • Package - CL$499.99
  • Package - CM$599.99
  • Package - CN$699.99
  • Package - CO$799.99
  • Package - CP$899.99

Questions

Is Enigma JS free?
Enigma JS is free to download, with in-app purchases available.
Is JandJava free?
JandJava is free to download, with in-app purchases available.

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