# Khmer Chemistry vs Sala App

The clearest difference is rating: Khmer Chemistry at 4.8 against Sala App's 4.1. Sala App's advantage is update cadence (fortnightly vs every 5 weeks). On price, ratings volume, 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.

Khmer Chemistry holds the better App Store score, 4.8 against 4.1. Both are backed by a comparable volume of ratings — 5 and 9 respectively.

Khmer Chemistry ships an update every 5 weeks, Sala App fortnightly. The most recent releases landed on November 4, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Khmer Chemistry | Sala App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/khmer-chemistry/id1078149594/reviews)** | [4.1 (9 ratings)](https://appshunter.io/ios/app/sala-app/id1578490472/reviews) |
| Number of ratings | 5 | **9** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Ad-supported | Ad-supported |
| Size | 45 MB | 111 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cheab Kunthea](https://appshunter.io/developer/1073035288) | [Sala](https://appshunter.io/developer/1578485454) |

## What reviewers say

### Khmer Chemistry

[App page](https://appshunter.io/ios/app/khmer-chemistry/id1078149594)

This educational app provides comprehensive chemistry references for students from grade 7 to 12. It covers basic chemistry, calculation formulas, specific lessons for grades 9-12, organic chemistry, and the periodic table, all accessible through a simple and fast user interface.

**Highlights:** Chemistry lessons for grades 7-12, Basic chemistry concepts, Generic calculation formulas, Organic chemistry topics, Periodic table reference, Useful chemistry tips

**Features:** macOS Compatibility

**In-app purchases:** none


### Sala App

[App page](https://appshunter.io/ios/app/sala-app/id1578490472)

This app helps high school students in Cambodia explore university options, find educational promotions, and discover potential career paths. It provides guidance, test-based major recommendations, and connects students with college providers and future opportunities.

**Highlights:** University information portal, Educational promotions and deals, Major and career aptitude tests, College provider comparisons, Student networking opportunities, Career guidance

**In-app purchases:** none


## Frequently asked questions

### Is Khmer Chemistry free?

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

### Is Sala App free?

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

### Which has better reviews, Khmer Chemistry or Sala App?

Khmer Chemistry is rated higher. Khmer Chemistry averages 4.8 out of 5 from 5 ratings, while Sala App averages 4.1 from 9 ratings.

### Do Khmer Chemistry or Sala App have ads?

Both Khmer Chemistry and Sala App show ads.

### Which is updated more often, Khmer Chemistry or Sala App?

Khmer Chemistry ships an update every 5 weeks, and Sala App fortnightly. Most recently, Khmer Chemistry was updated on November 4, 2026 and Sala App on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*