Enigma JS: Interview questions

Yesno Labs · iOS

Enigma JS: Interview questions

Explore the ad evidence, study the storefront, and build your next acquisition hypothesis.

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01 / Creative research

Turn the unknowns into a research plan.

01

Check the acquisition promise

Read the store headline, screenshots and description. What problem is the app promising to solve?

Study the storefront ↗
02

Look for ad evidence

Explore apps with direct store-link matches. Compare their hooks and formats without assuming the same approach works here.

Browse observed advertisers ↗
03

Separate demand from paid growth

Store rankings and revenue estimates describe market context. They do not establish ad spend, conversions or ROAS.

Review the market context ↗

02 / Storefront & product

Where the click lands.

Study the product story and store experience behind the acquisition funnel.

Screenshots

Enigma JS: Interview questions screenshot 1Enigma JS: Interview questions screenshot 2Enigma JS: Interview questions screenshot 3

03 / Market context

The business behind the app.

Keep revenue, downloads and store rankings separate from advertising performance.

How Much Does Enigma JS: Interview questions Make?

Monthly Revenue
$1.0K
Annualized estimate
$12.0K
Per Download
$1.00

Platform Performance

🍎iOS
Revenue
$1.0K
Downloads
1.0K
Rating
3.2 ★(6)

Rating Distribution

3.2
★★★☆☆
6 reviews
5
17%
4
17%
3
33%
2
0%
1
33%

Top Countries

🇵🇱 PL🇺🇦 UA🇨🇦 CA
Reviews (3)▼
★★★☆☆BravoRomeoIndigo1/11/2024
Some incorrect answers

I like this app - great for learning or a fresher. I have found some answers are incorrect

★★☆☆☆BroughAviator1/17/2021
Good idea - needs some work.

I was looking for an app to keep my programming skills up and test my knowledge throughout the day. I downloaded Enigma and was not impressed. For one, the application is not optimized for newer devices. It doesn’t fit the screen of my iPhone XR. In terms of the actual quizzes, they need a lot of work done. Not enough context is given, so basic questions can easily be wrong. Leaving out info like what method (const, let, var...) a variable is defined can severely impact the result of an expression, and i’ve gotten several answers wrong because of this. We need an app like this so I kindly request some work to be done. Thank-you.

★★★☆☆jcpage0212/14/2018
Good, not great

The content itself in this app is good. I have enjoyed taking the quizzes, and they have helped me. However, like another user wrote, there is ver little content and the ads drive me crazy.

Version History (6)▼
3.0.26/10/2025
3.0.13/25/2025
3.0.03/4/2025
2.11/7/2024
2.03/4/2022
1.011/11/2017
Available In (115 Countries)▼
🇺🇸 United States🇦🇺 Australia🇨🇦 Canada🇨🇳 China🇫🇷 France🇩🇪 Germany🇬🇧 United Kingdom🇮🇹 Italy🇯🇵 Japan🇰🇷 South Korea🇷🇺 Russia🇩🇿 DZ🇦🇴 AO🇦🇷 Argentina🇦🇹 Austria🇦🇿 AZ🇧🇧 BB🇧🇾 BY🇧🇪 Belgium🇧🇲 BM🇧🇷 Brazil🇧🇬 Bulgaria🇨🇱 Chile🇨🇴 Colombia🇨🇷 CR🇭🇷 Croatia🇨🇿 Czech Republic🇩🇰 Denmark🇩🇴 DO🇪🇨 EC🇪🇬 Egypt🇸🇻 SV🇫🇮 Finland🇬🇭 GH🇬🇷 Greece🇬🇹 GT🇭🇰 Hong Kong🇭🇺 Hungary🇮🇳 India🇮🇩 Indonesia🇮🇪 Ireland🇮🇱 Israel🇰🇿 KZ🇰🇪 Kenya🇰🇼 KW🇱🇧 LB🇱🇹 Lithuania🇱🇺 LU🇲🇴 MO🇲🇬 MG🇲🇾 Malaysia🇲🇽 Mexico🇳🇱 Netherlands🇳🇿 New Zealand🇳🇬 Nigeria🇳🇴 Norway🇴🇲 OM🇵🇰 Pakistan🇵🇦 PA🇵🇪 Peru🇵🇭 Philippines🇵🇱 Poland🇵🇹 Portugal🇶🇦 QA🇷🇴 Romania🇸🇦 Saudi Arabia🇸🇬 Singapore🇸🇰 Slovakia🇸🇮 Slovenia🇿🇦 South Africa🇪🇸 Spain🇱🇰 LK🇸🇪 Sweden🇨🇭 Switzerland🇹🇼 Taiwan🇹🇭 Thailand🇹🇳 TN🇹🇷 Turkey🇺🇦 Ukraine🇦🇪 UAE🇺🇾 UY🇺🇿 UZ🇻🇪 VE🇻🇳 Vietnam🇧🇴 BO🇪🇪 Estonia🇱🇻 Latvia🇳🇮 NI🇵🇾 PY🇰🇭 KH🇦🇫 AF🇬🇪 GE🇮🇶 IQ🇱🇾 LY🇲🇦 MA🇲🇿 MZ🇲🇲 MM🇾🇪 YE🇧🇭 BH🇨🇾 CY🇲🇹 MT🇷🇸 RS🇧🇯 BJ🇧🇫 BF🇨🇲 CM🇨🇬 CG🇨🇮 CI🇯🇴 JO🇱🇦 LA🇲🇱 ML🇸🇳 SN🇹🇿 TZ🇺🇬 UG🇿🇲 ZM🇿🇼 ZW
Supported Languages (1)▼
English
App Details▼

Enigma is a JavaScript quiz app featuring the most common interview questions. Here, you’ll find tricky parts of JavaScript language and the key conce...

iOS App ID
1308401829
Content Rating
4+
Min OS
15.1
Size
59.3 MB
In-App Purchases
Yes
Publisher
Yesno Labs