# Enigma JS vs Studi

The clearest difference is ads: Studi at none against Enigma JS's shown. Enigma JS's advantage is iOS requirement (15.1 vs 18.6). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Enigma JS sells 1 one-off in-app purchase and Studi sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Enigma JS | Studi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/studi-ai-flash-cards-learning/id6757970582/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 14 months | — |
| Monetization | Free with in-app purchases | Freemium |
| Size | 59 MB | 26 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yesno Labs](https://appshunter.io/developer/1704491583) | [Tilak Shakya](https://appshunter.io/developer/1823223726) |

## 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 |


### Studi

[App page](https://appshunter.io/ios/app/studi-ai-flash-cards-learning/id6757970582)

Effortlessly create study flashcards from any content using AI. Simply share text, documents, or links, and let the app generate smart, customizable cards to boost your learning efficiency. Focus on studying, not manual creation.

**Highlights:** AI-powered flash card generator, Smart document processing, Intelligent content focus, Instant flash card creation, Customization control, Supports various content types

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Unlimited Access | $3.99 | per 7 days |
| Yearly Unlimited Access | $29.99 | per year |


## Frequently asked questions

### Is Enigma JS free?

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

### Is Studi free?

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

### Do Enigma JS or Studi have ads?

Enigma JS shows ads; Studi does not.

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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.*