# Antibiotics Simplified vs WorstFirst

Antibiotics Simplified and WorstFirst both sit at 5.0 stars, but that hides the real split: 100% of WorstFirst's written reviews are positive against 0% of Antibiotics Simplified's. WorstFirst also leads on price (Free vs $9.99) and update cadence (every 3 months vs every 47 months). On rating, ratings volume, ads and in-app purchases there is nothing between them.

WorstFirst is free to download; Antibiotics Simplified costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Antibiotics Simplified against 5.0 for WorstFirst. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews are what separate them: 0% of Antibiotics Simplified's written reviews are positive against 100% of WorstFirst's.

Antibiotics Simplified ships an update every 47 months, WorstFirst every 3 months. The most recent releases landed on September 29, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Antibiotics Simplified | WorstFirst |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/antibiotics-simplified/id1378346027/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/worstfirst/id6787245171/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 47 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 53 MB | 2 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Atmosphere Apps, Inc.](https://appshunter.io/developer/334077424) | [Injexa Technologies LLC](https://appshunter.io/developer/6778908051) |

## What reviewers say

### Antibiotics Simplified

[App page](https://appshunter.io/ios/app/antibiotics-simplified/id1378346027)

This app simplifies learning about antibiotic pharmacotherapy by bridging basic science knowledge with clinical practice. It offers concise drug class reviews, explanations of antibacterial and antifungal drug characteristics, and aids in making logical treatment choices for infections.

**Highlights:** Basic microbiology review, Infectious disease pharmacotherapy, Drug Class Reviews, Antibacterial and antifungal drug characteristics, Figures and Flow Charts, Spectra of Activity Chart, Case Studies

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

**In-app purchases:** none


### WorstFirst

[App page](https://appshunter.io/ios/app/worstfirst/id6787245171)

This decision-tree training tool helps emergency medicine trainees develop critical "rule out the killers first" instincts. It guides users through structured reasoning for various chief complaints, offering teaching pearls and citations to relevant literature. The app is designed for educational use only and functions fully offline.

**Highlights:** Decision-tree training, Rule out killers first instinct, 29 chief-complaint decision trees, Branch-by-branch reasoning, Teaching pearls and pitfalls, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Antibiotics Simplified free?

Antibiotics Simplified costs $9.99, with no in-app purchases.

### Is WorstFirst free?

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

### Which has better reviews, Antibiotics Simplified or WorstFirst?

Antibiotics Simplified and WorstFirst are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Antibiotics Simplified or WorstFirst have ads?

Neither Antibiotics Simplified nor WorstFirst shows ads.

### Which is updated more often, Antibiotics Simplified or WorstFirst?

Antibiotics Simplified ships an update every 47 months, and WorstFirst every 3 months. Most recently, Antibiotics Simplified was updated on September 29, 2026 and WorstFirst on October 13, 2026.

---

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