# Prep Vocab vs 4Buddy

The clearest difference is in-app purchases: Prep Vocab at none against 4Buddy's 8. 4Buddy's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 4Buddy sells 5 in-app purchases, starting at $11.99 per month. Prep Vocab asks for nothing beyond the download.

Prep Vocab ships an update every 8 days, 4Buddy every 6 days. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Prep Vocab | 4Buddy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/4buddy-learn-languages/id6786938841/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 days | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 125 MB | 85 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [PREP TECHNOLOGY JOINT STOCK COMPANY](https://appshunter.io/developer/1511769498) | [4ENGLISH TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1845875764) |

## What reviewers say

### Prep Vocab

[App page](https://appshunter.io/ios/app/prep-vocab/id6762447531)

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

**In-app purchases:** none


### 4Buddy

[App page](https://appshunter.io/ios/app/4buddy-learn-languages/id6786938841)

Practice speaking new languages with AI and connect with other learners. Get pronunciation feedback and personalized lessons to build confidence in real-life conversations. Track your progress and reinforce vocabulary with spaced repetition.

**Highlights:** AI conversation practice, Pronunciation feedback, Connect with learners, Personalized learning paths, Spaced repetition vocabulary review, Progress tracking

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $11.99 | per month |
| 3 Months | $23.99 | per 3 months |
| 3 months | $23.99 | per 3 months |
| 1 Year | $31.99 | per year |
| 1 Year | $39.99 | per year |


## Frequently asked questions

### Is Prep Vocab free?

Prep Vocab is free to download, with no in-app purchases.

### Is 4Buddy free?

4Buddy is free to download, with in-app purchases available.

### Do Prep Vocab or 4Buddy have ads?

Prep Vocab shows ads; 4Buddy does not.

### Which is updated more often, Prep Vocab or 4Buddy?

Prep Vocab ships an update every 8 days, and 4Buddy every 6 days. Most recently, Prep Vocab was updated on October 17, 2026 and 4Buddy on October 18, 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.*