# YBM VOCA vs 단어장 비비디(Vividy)

The clearest difference is review sentiment: 단어장 비비디(Vividy) at 100% against YBM VOCA's 67%. 단어장 비비디(Vividy) also leads on update cadence (weekly vs every 3 weeks). YBM VOCA's advantage is monetization model (free vs free with in-app purchases). On price, ads, in-app purchases and device support there is nothing between them.

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

YBM VOCA ships an update every 3 weeks, 단어장 비비디(Vividy) weekly. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | YBM VOCA | 단어장 비비디(Vividy) |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 86 MB | 55 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) | [Yechan Joo](https://appshunter.io/developer/1891250176) |

## 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


### 단어장 비비디(Vividy)

[App page](https://appshunter.io/ios/app/vividy/id6761746672)

This app helps you create and manage vocabulary lists through a 5-stage learning system. It utilizes a spaced repetition algorithm to schedule reviews, ensuring words are revisited before they are forgotten. Focus on studying only the words you need to learn, maximizing efficiency and retention.

**Highlights:** 5-stage word management system, Spaced repetition review scheduling, Automatic selection of words for study, Adaptive learning based on test results, Efficient vocabulary memorization

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

**In-app purchases:** none


## Frequently asked questions

### Is YBM VOCA free?

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

### Is 단어장 비비디(Vividy) free?

단어장 비비디(Vividy) is free to download, with no in-app purchases.

### Do YBM VOCA or 단어장 비비디(Vividy) have ads?

Neither YBM VOCA nor 단어장 비비디(Vividy) shows ads.

### Which is updated more often, YBM VOCA or 단어장 비비디(Vividy)?

YBM VOCA ships an update every 3 weeks, and 단어장 비비디(Vividy) weekly. Most recently, YBM VOCA was updated on October 12, 2026 and 단어장 비비디(Vividy) on October 16, 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.*