# PTH Calculator vs Concise Medicine

The clearest difference is in-app purchases: PTH Calculator at none against Concise Medicine's 4. PTH Calculator also leads on device support (4 vs 2) and iOS requirement (11.0 vs 16.0). On price and ads there is nothing between them.

Both are free to download. Concise Medicine sells 4 in-app purchases, starting at $2.99 per month. PTH Calculator asks for nothing beyond the download.

## The numbers

| Metric | PTH Calculator | Concise Medicine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/concise-medicine/id6670142503/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 37 months | — |
| Monetization | — | Freemium |
| Size | 25 MB | 49 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [AVANTO CREATIVE APPS S.L.](https://appshunter.io/developer/1080379340) | [RER MedApps](https://appshunter.io/developer/1720150558) |

## What reviewers say

### PTH Calculator

[App page](https://appshunter.io/ios/app/pth-calculator/id1137356636)

**In-app purchases:** none


### Concise Medicine

[App page](https://appshunter.io/ios/app/concise-medicine/id6670142503)

This app offers a case-based learning resource for internal medicine, simplifying core concepts with high-yield summaries and realistic clinical scenarios. It's structured for efficient study and rapid revision, preparing users for exams and clinical decision-making.

**Highlights:** Concise internal medicine topic summaries, Case-based clinical learning, Diagnostic reasoning and management focus, Exam-oriented structure, OSCE and university exam preparation

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $19.99 | per year |
| Lifetime Access - 50% Off | $24.99 | one-time |
| Lifetime Access | $49.99 | one-time |


## Frequently asked questions

### Is PTH Calculator free?

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

### Is Concise Medicine free?

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

### Do PTH Calculator or Concise Medicine have ads?

Neither PTH Calculator nor Concise Medicine shows ads.

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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.*