Comparison

Enigma JS vs ne'ma Diary

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

Head to head

Enigma JS

JavaScript and React Native

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, 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.

About

ne'ma Diary

Read full description

The ne’ma Diary App is an educational tool that helps schools educate students on the social and environmental consequences of food waste and empowers them to make a difference. Its main purpose is to encourage students to reflect on how much food they consume, waste or donate each day, and to make them more mindful of their choices. Throughout the 7 days programme, students are expected to log their food intake and waste, promoting habit-building and reflection.

Screenshots

Enigma JS4 screens

ne'ma Diary4 screens

Verdict

The call

The clearest difference is in-app purchases: ne'ma Diary at none against Enigma JS's 1. ne'ma Diary also leads on ads (none vs shown) and update cadence (every 2 days vs every 14 months). On price, device support and iOS requirement 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. Enigma JS sells 1 one-off in-app purchase. ne'ma Diary asks for nothing beyond the download.

UpkeepUpdate frequency

Enigma JS ships an update every 14 months, ne'ma Diary every 2 days. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 5 level

Enigma JS versus ne'ma Diary: the parameters behind the verdict, then further details
Parameter	Enigma JS	ne'ma Diary
Price	Free	Free
Positive reviews	25.0% of reviews	—
Update frequency	Every 14 months	Every 2 days — better
Ads	Yes	No — better
In-app purchases	Yes	No — better
Monetization	Free with in-app purchases	—
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.1	15.0 — better
Further details — not scored
Size	59 MB	78 MB
Age rating	4+	12+
Developer	Yesno Labs	Emirates Foundation

In-app purchases

1 purchases

Enigma JS

One-time1

Remove ads and unlock content$9.99

None

ne'ma Diary

No in-app purchases

Questions

Is Enigma JS free?

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

Is ne'ma Diary free?

ne'ma Diary is free to download, with no in-app purchases.

Do Enigma JS or ne'ma Diary have ads?

Enigma JS shows ads; ne'ma Diary does not.

Which is updated more often, Enigma JS or ne'ma Diary?

Enigma JS ships an update every 14 months, and ne'ma Diary every 2 days. Most recently, Enigma JS was updated on October 15, 2026 and ne'ma Diary on October 24, 2026.