# Khmer Physic Formulas vs AIS

The clearest difference is rating: Khmer Physic Formulas at 4.4 against AIS's 3.0. Khmer Physic Formulas also leads on review sentiment (50% vs 25%) and iOS requirement (12.0 vs 15.0). AIS's advantage is ads (none vs shown) and update cadence (every 2 weeks 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.

Khmer Physic Formulas holds the better App Store score, 4.4 against 3.0. Both are backed by a comparable volume of ratings — 15 and 16 respectively. Written reviews point the same way: 50% of Khmer Physic Formulas's written reviews are positive against 25% of AIS's.

Khmer Physic Formulas ships an update every 19 months, AIS every 2 weeks. The most recent releases landed on September 21, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Khmer Physic Formulas | AIS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (15 ratings)](https://appshunter.io/ios/app/khmer-physic-formulas/id1076144702/reviews)** | [3.0 (16 ratings)](https://appshunter.io/ios/app/ais-lms/id6467084095/reviews) |
| Number of ratings | 15 | **16** |
| Positive reviews | **50.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 19 months | **Every 2 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 62 MB | 163 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Cheab Kunthea](https://appshunter.io/developer/1073035288) | [MENGLY J. QUACH EDUCATION PLC](https://appshunter.io/developer/1708159498) |

## 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


### AIS

[App page](https://appshunter.io/ios/app/ais-lms/id6467084095)

Connect with mentors and mentees on a platform designed for knowledge sharing and personal growth. Foster a dynamic community through engaging interactions and insightful guidance.

**Highlights:** Mentor-mentee connection, Knowledge sharing, Personal growth facilitation, Community building, Engaging interactions

**Features:** macOS Compatibility, Vision Pro support

**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 AIS free?

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

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

Khmer Physic Formulas is rated higher. Khmer Physic Formulas averages 4.4 out of 5 from 15 ratings, while AIS averages 3.0 from 16 ratings.

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

Khmer Physic Formulas shows ads; AIS does not.

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

Khmer Physic Formulas ships an update every 19 months, and AIS every 2 weeks. Most recently, Khmer Physic Formulas was updated on September 21, 2026 and AIS on September 9, 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.*