# Space Vocab vs Learn ESP32 Programming Pro

The clearest difference is price: Space Vocab at Free against Learn ESP32 Programming Pro's $4.99. Learn ESP32 Programming Pro's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Space Vocab is free to download; Learn ESP32 Programming Pro costs $4.99 up front. Space Vocab sells 3 in-app purchases, starting at $0.99 per 7 days. Learn ESP32 Programming Pro asks for nothing beyond the download.

Space Vocab ships an update every 2 months, Learn ESP32 Programming Pro monthly. The most recent releases landed on September 15, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Space Vocab | Learn ESP32 Programming Pro |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Size | 83 MB | 25 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Creatopia Inc.](https://appshunter.io/developer/1523447963) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### Space Vocab

[App page](https://appshunter.io/ios/app/space-vocab/id6764549960)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Weekly) | $0.99 | per 7 days |
| Premium (Monthly) | $2.99 | per month |
| Premium (Yearly) | $24.99 | per year |


### Learn ESP32 Programming Pro

[App page](https://appshunter.io/ios/app/learn-esp32-programming-pro/id6777794811)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Space Vocab free?

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

### Is Learn ESP32 Programming Pro free?

Learn ESP32 Programming Pro costs $4.99, with no in-app purchases.

### Do Space Vocab or Learn ESP32 Programming Pro have ads?

Space Vocab shows ads; Learn ESP32 Programming Pro does not.

### Which is updated more often, Space Vocab or Learn ESP32 Programming Pro?

Space Vocab ships an update every 2 months, and Learn ESP32 Programming Pro monthly. Most recently, Space Vocab was updated on September 15, 2026 and Learn ESP32 Programming Pro on September 24, 2026.

---

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