Khmer Chemistry vs E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Khmer Chemistry
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.
- Chemistry lessons for grades 7-12
- Basic chemistry concepts
- Generic calculation formulas
- Organic chemistry topics
- Periodic table reference
- Useful chemistry tips
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The First Khmer Chemistry is now available on App store. Khmer Chemistry is designed with simple, fast and smooth UI. It is completely references for all student from grade 7 to grade 12 such as: - Basic of Chemistry - Generic formulas for calculation - lesson for grade 9, 10 11 and 12 - Organic chemistry - periodic table - Others useful tip and how-to Now you just use your finger to browse any formulas or lesson what you need.
E
An online learning platform offering video lectures and tutorials for students in Cambodia, covering grades 1-12 and various exam preparations. It features expert teachers focused on student performance and aims to make learning efficient.
- Grade 1-12 curriculum
- Bacc II exam preparation
- Teacher Entrance exam prep
- Health Science Entrance exam prep
- Video course lectures
- Expert teacher tutorials
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E-School Cambodia is an online learning platform teach by most famous teachers in Cambodia for - Grade 1 to 12 followed Cambodia Education Standard - Bacc II exam preparation - Teacher Entrance exam preparation - Health Science Entrance exam preparation - Many more E-School Cambodia is a awesome e-learning (Online study platform). “Study smart not hard”. We practically transformed the face of the education industry as school level for class Intermediate in Cambodia by bringing online platform in this sector. We provide the video material as course lectures on our website. It means that the students will registration or take admission on e-school website to connect and can get course material. E-School is a collection of excellent expertise teachers tutorials that cover progressively more complex topics. E-School Cambodia have a very experts teachers and their specialty is excellent teaching and more attention on students performance.
Screenshots
Verdict
The clearest difference is rating: Khmer Chemistry at 4.8 against E's 3.9. Khmer Chemistry also leads on iOS requirement (12.0 vs 15.0). E's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 3.9. That said, the two scores are not equally well evidenced: E has 31 ratings behind it against 5, so its average is the more settled of the two.
Khmer Chemistry ships an update every 5 weeks, E monthly. The most recent releases landed on November 4, 2026 and November 2, 2026 respectively.
| Parameter | Khmer Chemistry | E |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5 ratings) — better | 3.9 (31 ratings) |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | 5 | 31 — better |
| Update frequency | Every 5 weeks | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 45 MB | 302 MB |
| Age rating | 4+ | 4+ |
| Developer | Cheab Kunthea | E-SCHOOL CAMBODIA |
Customer experience
Khmer Chemistry
E
In-app purchases
Khmer Chemistry
No in-app purchases
E
No in-app purchases
