# VisualDx vs Antibiotics Simplified

The clearest difference is review sentiment: VisualDx at 84% against Antibiotics Simplified's 0%. VisualDx also leads on price (Free vs $9.99) and update cadence (fortnightly vs every 47 months). Antibiotics Simplified's advantage is rating (5.0 vs 4.4) and in-app purchases (none vs 11). On ads, device support and iOS requirement there is nothing between them.

VisualDx is free to download; Antibiotics Simplified costs $9.99 up front. VisualDx sells 11 in-app purchases, starting at $39.99 per month. Antibiotics Simplified asks for nothing beyond the download.

Antibiotics Simplified holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: VisualDx has 186 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 84% of VisualDx's written reviews are positive against 0% of Antibiotics Simplified's, so the app with the better star average is not the one people write more warmly about.

VisualDx ships an update fortnightly, Antibiotics Simplified every 47 months. The most recent releases landed on October 16, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | VisualDx | Antibiotics Simplified |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [4.4 (186 ratings)](https://appshunter.io/ios/app/visualdx/id348177521/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/antibiotics-simplified/id1378346027/reviews)** |
| Number of ratings | **186** | 2 |
| Positive reviews | **84.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 47 months |
| Monetization | Subscription | **Paid** |
| Best chart rank | **#23** | — |
| Size | 220 MB | 53 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Logical Images](https://appshunter.io/developer/348177524) | [Atmosphere Apps, Inc.](https://appshunter.io/developer/334077424) |

## What reviewers say

### VisualDx

[App page](https://appshunter.io/ios/app/visualdx/id348177521)

**Currently charting:** #23 Top Grossing · Medical (US App Store)

This visual reference tool aids medical professionals in improving patient engagement and diagnostic accuracy. It utilizes AI and a vast image atlas to help build custom differentials, share patient-specific images, and access comprehensive diagnostic information. Earn continuing education credits while making better medical decisions.

**Highlights:** Build custom differentials, Engage patients with visual aids, Improve diagnostic accuracy, Access therapy and test options, Recognize infectious diseases, Earn CME credits

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Complete (1 Month) | $39.99 | per month |
| VisualDx Core Monthly | $39.99 | per month |
| Complete+DermExpert (1 Month) | $49.99 | per month |
| VisualDx Elite Monthly | $49.99 | per month |
| Add DermExpert (1 Year) | $99.99 | per year |
| Complete (1 Year) | $149.99 | per year |
| VisualDx Core Annual | $249.99 | per year |
| VisualDx Elite Annual | $299.99 | per year |
| Complete+DermExpert (1 Year) | $499.99 | per year |
| Add DermExpert (1 yr) | $99.99 | one-time |
| Complete (1 yr) | $399.99 | one-time |

**What reviewers like**

- 📸 Excellent clinical images and kodachromes
- 👍 User-friendly interface and easy navigation
- 🎓 Comprehensive differential diagnosis tool
- 📚 Detailed disease summaries and treatment information
- 🌍 Inclusive representation of skin of color

**What reviewers complain about**

- 💰 Expensive subscription cost
- ❌ Difficult subscription cancellation process
- 🐛 App crashes and performance issues
- 📱 Quiz feature laggy and unreliable
- 😤 Poor customer service responsiveness

**Reported bugs**

- App crashes when using quiz feature
- CME credit claiming functionality fails
- Subscription cancellation not processed
- Renewal charges despite cancellation requests
- Quiz unable to load properly

**Requested features**

- Make app free again (previously free)
- Simplify subscription cancellation in-app
- Improve quiz functionality for mobile
- Add quiz feature to desktop version
- Expand patient information handouts


### 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


## Frequently asked questions

### Is VisualDx free?

VisualDx is free to download, with in-app purchases available.

### Is Antibiotics Simplified free?

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

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

Antibiotics Simplified is rated higher. VisualDx averages 4.4 out of 5 from 186 ratings, while Antibiotics Simplified averages 5.0 from 2 ratings.

### Do VisualDx or Antibiotics Simplified have ads?

Neither VisualDx nor Antibiotics Simplified shows ads.

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

VisualDx ships an update fortnightly, and Antibiotics Simplified every 47 months. Most recently, VisualDx was updated on October 16, 2026 and Antibiotics Simplified 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.*