# Vonder Go vs CEFR Prep

The clearest difference is in-app purchases: Vonder Go at none against CEFR Prep's 1. Vonder Go also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CEFR Prep sells 1 one-off in-app purchase. Vonder Go asks for nothing beyond the download.

## The numbers

| Metric | Vonder Go | CEFR Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/vonder-go/id1576721789/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 98.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 21 MB | 38 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [VONDER (THAILAND) COMPANY LIMITED](https://appshunter.io/developer/1246628604) | [Hoa Nguyen Quang](https://appshunter.io/developer/1434185665) |

## What reviewers say

### Vonder Go

[App page](https://appshunter.io/ios/app/vonder-go/id1576721789)

This app transforms learning into an engaging game where users battle villains by answering questions. It offers a fun, interactive way to study various subjects, practice lessons, and track progress with motivational rewards.

**Highlights:** Interactive learning games, Virtual class participation, Self-learning anytime, anywhere, Subject-specific lessons, Progress tracking and scoring, Unlockable characters and themes

**Features:** macOS Compatibility

**In-app purchases:** none


### CEFR Prep

[App page](https://appshunter.io/ios/app/cefr-prep/id6740334582)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove all ads | $4.99 | one-time |


## Frequently asked questions

### Is Vonder Go free?

Vonder Go is free to download, with no in-app purchases.

### Is CEFR Prep free?

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

### Do Vonder Go or CEFR Prep have ads?

CEFR Prep shows ads; Vonder Go does not.

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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.*