# Enigma JS vs Job Interview Prep & Coding

The clearest difference is update cadence: Job Interview Prep & Coding at every 10 days against Enigma JS's every 14 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Enigma JS sells 1 one-off in-app purchase and Job Interview Prep & Coding sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Enigma JS ships an update every 14 months, Job Interview Prep & Coding every 10 days. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Enigma JS | Job Interview Prep & Coding |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 14 months | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 71 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yesno Labs](https://appshunter.io/developer/1704491583) | [MEHMET CANKER (TR)](https://appshunter.io/developer/1565350155) |

## What reviewers say

### Enigma JS

[App page](https://appshunter.io/ios/app/enigma-js-interview-questions/id1308401829)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads and unlock content | $9.99 | one-time |


### Job Interview Prep & Coding

[App page](https://appshunter.io/ios/app/job-interview-prep-and-coding/id6786581165)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coding Interview Prep weekly | $4.99 | per 7 days |
| Coding Interview Prep monthly | $6.99 | per month |
| Coding Interview Prep yearly | $24.99 | per year |
| Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Enigma JS free?

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

### Is Job Interview Prep & Coding free?

Job Interview Prep & Coding is free to download, with in-app purchases available.

### Do Enigma JS or Job Interview Prep & Coding have ads?

Both Enigma JS and Job Interview Prep & Coding show ads.

### Which is updated more often, Enigma JS or Job Interview Prep & Coding?

Enigma JS ships an update every 14 months, and Job Interview Prep & Coding every 10 days. Most recently, Enigma JS was updated on October 15, 2026 and Job Interview Prep & Coding on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*