# BTMon Plus vs Drug Structures

The clearest difference is in-app purchases: Drug Structures at none against BTMon Plus's 2. BTMon Plus's advantage is update cadence (every 3 months vs every 14 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. BTMon Plus sells 2 in-app purchases, starting at $9.99 per month. Drug Structures asks for nothing beyond the download.

BTMon Plus ships an update every 3 months, Drug Structures every 14 months. The most recent releases landed on October 11, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | BTMon Plus | Drug Structures |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/drug-structures/id1207401347/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 14 months |
| Monetization | — | Free |
| Size | 8 MB | 3 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Anatoly Butko](https://appshunter.io/developer/300289656) | [David Bourne](https://appshunter.io/developer/1031086386) |

## What reviewers say

### BTMon Plus

[App page](https://appshunter.io/ios/app/btmon-plus/id1132377866)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $9.99 | per month |
| Premium | $39.99 | per year |


### Drug Structures

[App page](https://appshunter.io/ios/app/drug-structures/id1207401347)

This game helps pharmacy and healthcare students practice identifying drug structures. It offers a focused learning experience for medical professionals in training.

**Highlights:** Identify drug structures, Practice for healthcare students, Targeted medical education, Free to play

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BTMon Plus free?

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

### Is Drug Structures free?

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

### Do BTMon Plus or Drug Structures have ads?

Neither BTMon Plus nor Drug Structures shows ads.

### Which is updated more often, BTMon Plus or Drug Structures?

BTMon Plus ships an update every 3 months, and Drug Structures every 14 months. Most recently, BTMon Plus was updated on October 11, 2026 and Drug Structures on September 16, 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.*