# IPST Chemistry E vs Physics KoAke

The clearest difference is iOS requirement: IPST Chemistry E at 8.0 against Physics KoAke's 11.0. 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.

IPST Chemistry E ships an update every 3 months, Physics KoAke every 4 months. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | IPST Chemistry E | Physics KoAke |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 93.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | — | Free |
| Size | 14 MB | 9 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kathi Studio Co.,Ltd.](https://appshunter.io/developer/436981312) | [Tatthep Chayaphiwat](https://appshunter.io/developer/495667459) |

## What reviewers say

### IPST Chemistry E

[App page](https://appshunter.io/ios/app/ipst-chemistry-e-book-atomic-structure/id1027839723)

**In-app purchases:** none


### 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


## Frequently asked questions

### Is IPST Chemistry E free?

IPST Chemistry E is free to download, with no in-app purchases.

### Is Physics KoAke free?

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

### Do IPST Chemistry E or Physics KoAke have ads?

Neither IPST Chemistry E nor Physics KoAke shows ads.

### Which is updated more often, IPST Chemistry E or Physics KoAke?

IPST Chemistry E ships an update every 3 months, and Physics KoAke every 4 months. Most recently, IPST Chemistry E was updated on October 1, 2026 and Physics KoAke on October 4, 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.*