# Physics KoAke vs Vonder X

The clearest difference is review sentiment: Physics KoAke at 93% against Vonder X's 67%. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Physics KoAke ships an update every 4 months, Vonder X every 3 months. The most recent releases landed on September 17, 2026 and June 6, 2026 respectively.

## The numbers

| Metric | Physics KoAke | Vonder X |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **93.3% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 9 MB | 19 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tatthep Chayaphiwat](https://appshunter.io/developer/495667459) | [VONDER (THAILAND) COMPANY LIMITED](https://appshunter.io/developer/1246628604) |

## What reviewers say

### Physics KoAke

[App page](https://appshunter.io/ios/app/physics-koake/id1505079157)

This platform offers over 1,000 video courses and extensive study materials for physics, taught by experienced instructors. It aims to make learning physics easy, fun, and successful for students preparing for exams and career paths in STEM fields.

**Highlights:** 1,000+ video courses, Extensive study materials, Practice exams and exercises, Exam preparation (midterm, final, PAT2, PAT3, etc.), Courses for various levels (middle school to entrance exams), Free introductory courses

**Features:** macOS Compatibility

**In-app purchases:** none


### Vonder X

[App page](https://appshunter.io/ios/app/vonder-x/id1563389476)

This app offers a gamified learning experience with bite-sized content across various subjects. Engage in challenges, practice with micro-learning games, and improve your knowledge in a fun and interactive way.

**Highlights:** Gamified learning challenges, Bite-sized content, Interactive micro-learning games, Progress tracking, Regularly updated lessons, Guest access option

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Physics KoAke free?

Physics KoAke is free to download, with no in-app purchases.

### Is Vonder X free?

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

### Do Physics KoAke or Vonder X have ads?

Neither Physics KoAke nor Vonder X shows ads.

### Which is updated more often, Physics KoAke or Vonder X?

Physics KoAke ships an update every 4 months, and Vonder X every 3 months. Most recently, Physics KoAke was updated on September 17, 2026 and Vonder X on June 6, 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.*