# Antibiotic Essentials vs Adrenaline E

The clearest difference is rating: Adrenaline E at 2.0 against Antibiotic Essentials's 1.0. Antibiotic Essentials's advantage is iOS requirement (11.0 vs 15.0). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Adrenaline E holds the better App Store score, 2.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 9, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Antibiotic Essentials | Adrenaline E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/antibiotic-essentials/id1480163484/reviews) | **[2.0 (1 ratings)](https://appshunter.io/ios/app/adrenaline-e-books/id6747284366/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | Free |
| Size | 226 MB | 119 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jaypee](https://appshunter.io/developer/1406302738) | [Anuj Gupta](https://appshunter.io/developer/1651060633) |

## What reviewers say

### Antibiotic Essentials

[App page](https://appshunter.io/ios/app/antibiotic-essentials/id1480163484)

This educational app provides comprehensive information on antibiotic infection-causing agents and their eradication methods. It details antimicrobial activities, new drugs, and their modes of action, featuring tables, images, and a color atlas for easy comprehension.

**Highlights:** Antibiotic infection agents and eradication, Antimicrobial activities and drug modes of action, Tables, images, and abbreviations, Color atlas of Gram stains and Fungal stains, Clinical consideration boxes, Extensive appendix

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

**In-app purchases:** none


### Adrenaline E

[App page](https://appshunter.io/ios/app/adrenaline-e-books/id6747284366)

This educational app provides K-12 students with online lectures and study materials to prepare for Medical College Entrance Exams. It focuses on building a strong foundation of knowledge through structured learning.

**Highlights:** Online lectures, Study materials, Structured preparation, Foundational knowledge building, Medical College Entrance Exam focus

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Antibiotic Essentials free?

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

### Is Adrenaline E free?

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

### Which has better reviews, Antibiotic Essentials or Adrenaline E?

Adrenaline E is rated higher. Antibiotic Essentials averages 1.0 out of 5 from 1 ratings, while Adrenaline E averages 2.0 from 1 ratings.

### Do Antibiotic Essentials or Adrenaline E have ads?

Neither Antibiotic Essentials nor Adrenaline E shows ads.

### Which is updated more often, Antibiotic Essentials or Adrenaline E?

Antibiotic Essentials ships an update every 4 months, and Adrenaline E every 4 months. Most recently, Antibiotic Essentials was updated on October 9, 2026 and Adrenaline E on September 29, 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.*