# YBM VOCA vs Expanion

The clearest difference is in-app purchases: YBM VOCA at none against Expanion's 2. Expanion's advantage is update cadence (daily vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Expanion sells 2 in-app purchases, starting at $9.99 per month. YBM VOCA asks for nothing beyond the download.

YBM VOCA ships an update every 3 weeks, Expanion daily. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | YBM VOCA | Expanion |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Free | — |
| Size | 86 MB | 73 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YBM](https://appshunter.io/developer/517196396) | [Pracsol Inc.](https://appshunter.io/developer/1684893377) |

## What reviewers say

### YBM VOCA

[App page](https://appshunter.io/ios/app/ybm-voca/id6753944006)

Enhance your English vocabulary with this app, designed to complement physical books. It offers personalized learning paths, engaging games, and a challenge system to make memorization fun and effective. Track your progress and build a stronger vocabulary effortlessly.

**Highlights:** Book and app synergy for enhanced learning, Core word focus based on textbooks and past exams, Personalized learning paths by level and difficulty, Review incorrect words with a custom vocabulary list, Engaging quizzes and games for memorization, Real-time achievement tracking, Daily learning challenge system

**Features:** macOS Compatibility

**In-app purchases:** none


### Expanion

[App page](https://appshunter.io/ios/app/expanion/id6784085225)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 프리미엄 (월간) | $9.99 | per month |
| 프리미엄 (연간) | $79.99 | per year |


## Frequently asked questions

### Is YBM VOCA free?

YBM VOCA is free to download, with no in-app purchases.

### Is Expanion free?

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

### Do YBM VOCA or Expanion have ads?

Neither YBM VOCA nor Expanion shows ads.

### Which is updated more often, YBM VOCA or Expanion?

YBM VOCA ships an update every 3 weeks, and Expanion daily. Most recently, YBM VOCA was updated on October 30, 2026 and Expanion on October 25, 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.*