Enigma JS vs Langvy
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.
Langvy
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Langvy pruža lakše učenje reči i napredak u konverzaciji izabranog jezika. Na aplikaciju je moguće se registrovati kao učenik ili kao profesor. Ukoliko se korisnik registruje kao profesor ima mogućnost kreiranja svojih konverzacijskih časova, unosa nepoznatih reči sa časova i podelu grupa reči svojim učenicima radi lakšeg učenja. Učenik pri registraciji na aplikaciju ima mogućnost unosa svojih nepoznatih reči u okviru grupa reči organizovanih po želji, podelu grupa reči i da iskoristi deo "Podsetnik" da kombinuje grupe reči i ponavalja na različite načine.
Screenshots
Verdict
The clearest difference is in-app purchases: Langvy at none against Enigma JS's 1. Langvy also leads on ads (none vs shown) and update cadence (every 8 days vs every 14 months). On price and device support 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. Langvy asks for nothing beyond the download.
Enigma JS ships an update every 14 months, Langvy every 8 days. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.
| Parameter | Enigma JS | Langvy |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| Update frequency | Every 14 months | Every 8 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 12.4 — better |
| Further details — not scored | ||
| Size | 59 MB | 37 MB |
| Age rating | 4+ | 17+ |
| Developer | Yesno Labs | Dusica Matic |
In-app purchases
Enigma JS
- Remove ads and unlock content$9.99
Langvy
No in-app purchases
Questions
Is Enigma JS free?
Is Langvy free?
Do Enigma JS or Langvy have ads?
Which is updated more often, Enigma JS or Langvy?
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