# Khmer Physic Formulas vs KouSopheap

The clearest difference is rating: KouSopheap at 5.0 against Khmer Physic Formulas's 4.4. KouSopheap also leads on ads (none vs shown) and update cadence (every 4 days vs every 19 months). On price, ratings volume, 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.

KouSopheap holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 15 and 10 respectively.

Khmer Physic Formulas ships an update every 19 months, KouSopheap every 4 days. The most recent releases landed on October 13, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Khmer Physic Formulas | KouSopheap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (15 ratings)](https://appshunter.io/ios/app/khmer-physic-formulas/id1076144702/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/kousopheap/id1509662838/reviews)** |
| Number of ratings | **15** | 10 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 19 months | **Every 4 days** |
| Monetization | Ad-supported | **Free** |
| Size | 62 MB | 48 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cheab Kunthea](https://appshunter.io/developer/1073035288) | [sophorn phou](https://appshunter.io/developer/1398468130) |

## What reviewers say

### Khmer Physic Formulas

[App page](https://appshunter.io/ios/app/khmer-physic-formulas/id1076144702)

Access a comprehensive collection of physics formulas for various grade levels and specialized fields. This app offers a simple, fast, and smooth user interface for easy formula lookup.

**Highlights:** Physics formulas for grades 7-12, Engineering physics formulas, Basic physics formulas, SI Units and constants, Formula symbol reference, Simple and fast UI

**Features:** macOS Compatibility

**In-app purchases:** none


### KouSopheap

[App page](https://appshunter.io/ios/app/kousopheap/id1509662838)

This app offers mindfulness techniques to help users manage stress and improve their well-being. Scientific research supports its benefits for recovery, memory, and a healthier lifestyle. It's designed for everyday development by anyone.

**Highlights:** Stress management techniques, Mindfulness exercises, Improved recovery process, Enhanced memory, Promotes healthy lifestyle

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Khmer Physic Formulas free?

Khmer Physic Formulas is free to download, with no in-app purchases.

### Is KouSopheap free?

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

### Which has better reviews, Khmer Physic Formulas or KouSopheap?

KouSopheap is rated higher. Khmer Physic Formulas averages 4.4 out of 5 from 15 ratings, while KouSopheap averages 5.0 from 10 ratings.

### Do Khmer Physic Formulas or KouSopheap have ads?

Khmer Physic Formulas shows ads; KouSopheap does not.

### Which is updated more often, Khmer Physic Formulas or KouSopheap?

Khmer Physic Formulas ships an update every 19 months, and KouSopheap every 4 days. Most recently, Khmer Physic Formulas was updated on October 13, 2026 and KouSopheap on September 22, 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.*