# Medical Reference Guides vs MD DYNA Codes

The clearest difference is in-app purchases: MD DYNA Codes at none against Medical Reference Guides's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Medical Reference Guides sells 1 one-off in-app purchase. MD DYNA Codes asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 9 months. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Medical Reference Guides | MD DYNA Codes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 9 months | Every 9 months |
| Size | 110 MB | 38 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Faisal Akhtar](https://appshunter.io/developer/1783643697) | [CLINICA MEDICA DR MAURICIO DE MAIO LTDA](https://appshunter.io/developer/1798256849) |

## What reviewers say

### Medical Reference Guides

[App page](https://appshunter.io/ios/app/medical-reference-guides/id6479542497)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| English | $0.99 | one-time |


### MD DYNA Codes

[App page](https://appshunter.io/ios/app/md-dyna-codes-dynamic-codes/id6743555453)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Medical Reference Guides free?

Medical Reference Guides is free to download, with in-app purchases available.

### Is MD DYNA Codes free?

MD DYNA Codes is free to download, with no in-app purchases.

### Do Medical Reference Guides or MD DYNA Codes have ads?

Both Medical Reference Guides and MD DYNA Codes show ads.

### Which is updated more often, Medical Reference Guides or MD DYNA Codes?

Medical Reference Guides ships an update every 9 months, and MD DYNA Codes every 9 months. Most recently, Medical Reference Guides was updated on October 11, 2026 and MD DYNA Codes on September 30, 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.*