# JavaScript Studio Pro vs Vector Calculator Plus

The clearest difference is price: Vector Calculator Plus at $2.99 against JavaScript Studio Pro's $12.99. JavaScript Studio Pro's advantage is rating (5.0 vs 2.5) and update cadence (every 20 months vs every 43 months). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

JavaScript Studio Pro costs $12.99 and Vector Calculator Plus $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

JavaScript Studio Pro holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

JavaScript Studio Pro ships an update every 20 months, Vector Calculator Plus every 43 months. The most recent releases landed on June 21, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | JavaScript Studio Pro | Vector Calculator Plus |
| --- | --- | --- |
| Price | $12.99 | **$2.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/javascript-studio-pro/id1533537039/reviews)** | [2.5 (2 ratings)](https://appshunter.io/ios/app/vector-calculator-plus/id1630864948/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 20 months** | Every 43 months |
| Monetization | Paid | Paid |
| Size | 33 MB | 1 MB |
| Requires iOS | **10.0** | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arrowat LLC](https://appshunter.io/developer/1358562640) | [Heng Jia Liang](https://appshunter.io/developer/1532000635) |

## What reviewers say

### JavaScript Studio Pro

[App page](https://appshunter.io/ios/app/javascript-studio-pro/id1533537039)

Develop web applications on your mobile device using JavaScript, CSS, and HTML. This tool offers error checking assistance as you code, ensuring you don't lose track of your ideas. Create and save your projects anywhere, anytime.

**Highlights:** Write JavaScript, CSS, HTML code, Create web applications, Error checking assistance, Save code and ideas, Mobile development environment

**Features:** macOS Compatibility

**In-app purchases:** none


### Vector Calculator Plus

[App page](https://appshunter.io/ios/app/vector-calculator-plus/id1630864948)

This app simplifies vector addition for students and educators. It allows for quick calculations of multiple vectors, visualizing the results with generated graphs. Users can customize graph elements and save images for later use.

**Highlights:** Instant vector calculation, Add multiple vectors by x, y, magnitude, or angle, Generate vector images, Save vector images to camera roll, Customize graph display options, Set background color for graphs

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

**In-app purchases:** none


## Frequently asked questions

### Is JavaScript Studio Pro free?

JavaScript Studio Pro costs $12.99, with no in-app purchases.

### Is Vector Calculator Plus free?

Vector Calculator Plus costs $2.99, with no in-app purchases.

### Which has better reviews, JavaScript Studio Pro or Vector Calculator Plus?

JavaScript Studio Pro is rated higher. JavaScript Studio Pro averages 5.0 out of 5 from 1 ratings, while Vector Calculator Plus averages 2.5 from 2 ratings.

### Do JavaScript Studio Pro or Vector Calculator Plus have ads?

Neither JavaScript Studio Pro nor Vector Calculator Plus shows ads.

### Which is updated more often, JavaScript Studio Pro or Vector Calculator Plus?

JavaScript Studio Pro ships an update every 20 months, and Vector Calculator Plus every 43 months. Most recently, JavaScript Studio Pro was updated on June 21, 2026 and Vector Calculator Plus on September 25, 2026.

---

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