# JavaScript Manual vs Unix Timer

The clearest difference is update cadence: Unix Timer at every 3 days against JavaScript Manual's every 31 months. JavaScript Manual's advantage is iOS requirement (15.0 vs 18.5). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for JavaScript Manual against 5.0 for Unix Timer. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

JavaScript Manual ships an update every 31 months, Unix Timer every 3 days. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | JavaScript Manual | Unix Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/javascript-manual/id6476828541/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/unix-timer/id6748864910/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 34 MB | 1 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hua Yang](https://appshunter.io/developer/1497666891) | [Andrew Moloney](https://appshunter.io/developer/1263277493) |

## 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


### Unix Timer

[App page](https://appshunter.io/ios/app/unix-timer/id6748864910)

Instantly access the current Unix timestamp with a live, full-screen clock. Customize the display with animated themes and colors. This native iOS app is designed for developers needing a fast and accurate timestamp tool.

**Highlights:** Instant timestamp copy, Full-screen live clock, Animated themes and colors, Swipe to change theme, iPhone and iPad support

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

**In-app purchases:** none


## Frequently asked questions

### Is JavaScript Manual free?

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

### Is Unix Timer free?

Unix Timer is free to download, with no in-app purchases.

### Which has better reviews, JavaScript Manual or Unix Timer?

JavaScript Manual and Unix Timer are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do JavaScript Manual or Unix Timer have ads?

Neither JavaScript Manual nor Unix Timer shows ads.

### Which is updated more often, JavaScript Manual or Unix Timer?

JavaScript Manual ships an update every 31 months, and Unix Timer every 3 days. Most recently, JavaScript Manual was updated on October 7, 2026 and Unix Timer on October 14, 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.*