# JSBox vs OnSpace AI

The clearest difference is rating: JSBox at 4.0 against OnSpace AI's 3.4. JSBox also leads on review sentiment (50% vs 38%) and ratings volume (85 vs 27). OnSpace AI's advantage is update cadence (every 2 days vs fortnightly) and chart position (#14 vs unranked). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. JSBox sells 2 in-app purchases, starting at $7.99 per year and OnSpace AI sells 11 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

JSBox holds the better App Store score, 4.0 against 3.4. Both are backed by a comparable volume of ratings — 85 and 27 respectively. Written reviews point the same way: 50% of JSBox's written reviews are positive against 38% of OnSpace AI's.

JSBox ships an update fortnightly, OnSpace AI every 2 days. Both last shipped on October 11, 2026.

## The numbers

| Metric | JSBox | OnSpace AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (85 ratings)](https://appshunter.io/ios/app/jsbox-learn-to-code/id1312014438/reviews)** | [3.4 (27 ratings)](https://appshunter.io/ios/app/onspace-ai-mobile-app-builder/id6746471538/reviews) |
| Number of ratings | **85** | 27 |
| Positive reviews | **49.5% of reviews** | 37.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#14** |
| Size | 178 MB | 238 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [颖 钟](https://appshunter.io/developer/928924733) | [SoulZ AI Inc.](https://appshunter.io/developer/1795617050) |

## What reviewers say

### JSBox

[App page](https://appshunter.io/ios/app/jsbox-learn-to-code/id1312014438)

This app is a mobile JavaScript IDE that allows users to learn and write JavaScript code. It provides tools to create native iOS utilities, widgets, extensions, and more, catering to both beginners and experienced developers.

**Highlights:** Mobile JavaScript IDE, Create native iOS utilities, Design widgets and keyboards, Siri/Shortcuts integration, Beautiful code editor, Advanced development tools, iOS extension support

**Features:** Safari Extension

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JSBox Pro | $7.99 | per year |
| JSBox Pro - Discount | $7.99 | per year |


### OnSpace AI

[App page](https://appshunter.io/ios/app/onspace-ai-mobile-app-builder/id6746471538)

**Currently charting:** #14 Top Grossing · Developer Tools, #146 Top Free · Developer Tools (US App Store)

Build powerful AI-driven mobile applications in minutes without any coding. Describe your app idea, and the platform handles UI, logic, data, and deployment for iOS and Web.

**Highlights:** No coding required, AI-powered app generation, Native UI/UX, Cross-platform development (iOS), User authentication, Secure backend endpoint, App store distribution

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OnSpace Monthly Access | $19.99 | per month |
| OnSpace Monthly Access | $24.99 | per month |
| OnSpace Monthly Access | $24.99 | per month |
| OnSpace Monthly Access | $49.99 | per month |
| OnSpace Yearly Access | $179.99 | per year |
| OnSpace Annual Access | $204.99 | per year |
| OnSpace Annual Access | $509.99 | per year |
| 6000 Credits | $19.99 | one-time |
| 12000 Credits | $35.99 | one-time |
| 24000 Credits | $71.99 | one-time |
| 30000 Credits | $99.99 | one-time |


## Frequently asked questions

### Is JSBox free?

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

### Is OnSpace AI free?

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

### Which has better reviews, JSBox or OnSpace AI?

JSBox is rated higher. JSBox averages 4.0 out of 5 from 85 ratings, while OnSpace AI averages 3.4 from 27 ratings.

### Do JSBox or OnSpace AI have ads?

Neither JSBox nor OnSpace AI shows ads.

### Which is updated more often, JSBox or OnSpace AI?

JSBox ships an update fortnightly, and OnSpace AI every 2 days. Most recently, JSBox was updated on October 11, 2026 and OnSpace AI on October 11, 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.*