# Oryzn vs IGCalcPT

The clearest difference is ads: IGCalcPT at none against Oryzn's shown. IGCalcPT also leads on device support (3 vs 1). Oryzn's advantage is update cadence (every 8 days vs every 2 months). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Oryzn ships an update every 8 days, IGCalcPT every 2 months. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Oryzn | IGCalcPT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/oryzn/id6503354901/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 79 MB | 50 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Synaptic](https://appshunter.io/developer/1749081510) | [OBGYNART - OBSTETRICIA, GINECOLOGIA E MEDICINA DA REPRODUCAO, LDA](https://appshunter.io/developer/1832196791) |

## What reviewers say

### Oryzn

[App page](https://appshunter.io/ios/app/oryzn/id6503354901)

This app connects doctors globally to share and validate medical knowledge through unbiased data. It facilitates real-time, transparent, and accessible advice, leveraging collective wisdom for better patient outcomes. Doctors can both offer and receive insights, fostering a network of shared trust and expertise.

**Highlights:** Global doctor network, Knowledge validation through data, Real-time advice sharing, Transparent medical insights, Collective wisdom for patient care, Mentorship reimagined

**In-app purchases:** none


### IGCalcPT

[App page](https://appshunter.io/ios/app/igcalcpt/id6749804503)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oryzn free?

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

### Is IGCalcPT free?

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

### Do Oryzn or IGCalcPT have ads?

Oryzn shows ads; IGCalcPT does not.

### Which is updated more often, Oryzn or IGCalcPT?

Oryzn ships an update every 8 days, and IGCalcPT every 2 months. Most recently, Oryzn was updated on October 6, 2026 and IGCalcPT on October 3, 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.*