Enigma JS vs UpSkill
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Common JavaScript interview questions
- React and React Native concepts
- Detailed explanations for each question
- Quizzes for beginners and experienced developers
- Practice tricky language parts
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Enigma is a JavaScript quiz app featuring the most common interview questions. Here, you’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.
UpSkill
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UpSkill бол технологи ашиглан орон зай, цаг хугацаанаас үл хамааран таныг ур чадвараа хөгжүүлж, амжилт гаргахад тань туслах зорилготой онлайн сургалтын платформ юм. Та хувь хүнийн хөгжил болон мэргэжлийн цогц сургалтуудыг АПП болон Веб сайт дээр үзэх боломжтой. • Бизнес менежмент • Хувь хүний хөгжил • Гадаад хэл • График Дизайн • Анимейшн • UI/UX Дизайн • Технологи, программчлал
Screenshots
Verdict
The clearest difference is device support: Enigma JS at 3 against UpSkill's —. UpSkill's advantage is iOS requirement (12.4 vs 15.1). On price and in-app purchases 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
Both are free to download. Enigma JS sells 1 one-off in-app purchase and UpSkill sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | Enigma JS | UpSkill |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| Update frequency | Every 14 months | — |
| Ads | Yes | — |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | — |
| Requires iOS | 15.1 | 12.4 — better |
| Further details — not scored | ||
| Size | 59 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Yesno Labs | Data Analytics LLC |
In-app purchases
Enigma JS
- Remove ads and unlock content$9.99
UpSkill
- Photoshop дээр дизайн бэлдэж$11.49
- IELTS Academic цогц сургалт$43.49
Questions
Is Enigma JS free?
Is UpSkill free?
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