# JavaScript Manual vs InterviewGenie

The clearest difference is in-app purchases: JavaScript Manual at none against InterviewGenie's 10. JavaScript Manual also leads on iOS requirement (15.0 vs 17.0). InterviewGenie's advantage is update cadence (every 5 months vs every 31 months). On price, ads and device support there is nothing between them.

Both are free to download. InterviewGenie sells 10 one-off in-app purchases. JavaScript Manual asks for nothing beyond the download.

JavaScript Manual ships an update every 31 months, InterviewGenie every 5 months. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | JavaScript Manual | InterviewGenie |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/javascript-manual/id6476828541/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 5 months** |
| Monetization | Free | — |
| Size | 34 MB | 14 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hua Yang](https://appshunter.io/developer/1497666891) | [Abhinav Jha](https://appshunter.io/developer/1814767276) |

## What reviewers say

### JavaScript Manual

[App page](https://appshunter.io/ios/app/javascript-manual/id6476828541)

An offline, ad-free guide to JavaScript, covering its core guide, built-in objects, and Web API. Access comprehensive documentation without an internet connection.

**Highlights:** JavaScript guide, Built-in objects, Web API documentation, Offline access, Ad-free experience

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

**In-app purchases:** none


### InterviewGenie

[App page](https://appshunter.io/ios/app/interviewgenie-prep-react/id6757217794)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coach Top-Up | $1.99 | one-time |
| Drill Top-Up | $1.99 | one-time |
| Lite Pack | $3.99 | one-time |
| Unlock All Access | $5.99 | one-time |
| On-Device AI Pack | $7.99 | one-time |
| Unlock + AI Lite | $8.99 | one-time |
| Plus Pack | $8.99 | one-time |
| Unlock + On-Device AI | $12.99 | one-time |
| AI Max + Free Unlock | $14.99 | one-time |
| Max Pack | $14.99 | one-time |


## Frequently asked questions

### Is JavaScript Manual free?

JavaScript Manual is free to download, with no in-app purchases.

### Is InterviewGenie free?

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

### Do JavaScript Manual or InterviewGenie have ads?

Neither JavaScript Manual nor InterviewGenie shows ads.

### Which is updated more often, JavaScript Manual or InterviewGenie?

JavaScript Manual ships an update every 31 months, and InterviewGenie every 5 months. Most recently, JavaScript Manual was updated on September 20, 2026 and InterviewGenie on September 21, 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.*