# CTGfai vs OBGYN Management Protocol

The clearest difference is iOS requirement: OBGYN Management Protocol at 13.0 against CTGfai's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CTGfai ships an update every 6 months, OBGYN Management Protocol every 12 months. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | CTGfai | OBGYN Management Protocol |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 12 months |
| Size | 35 MB | 30 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Tizfai Technologies AB](https://appshunter.io/developer/1724236980) | [ST. PAUL INSTITUTE FOR REPRODUCTIVE HEALTH AND RIGHTS (SP-IRHR)](https://appshunter.io/developer/1741932658) |

## What reviewers say

### CTGfai

[App page](https://appshunter.io/ios/app/ctgfai/id6499474182)

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

**In-app purchases:** none


### OBGYN Management Protocol

[App page](https://appshunter.io/ios/app/obgyn-management-protocol/id6736560744)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CTGfai free?

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

### Is OBGYN Management Protocol free?

OBGYN Management Protocol is free to download, with no in-app purchases.

### Do CTGfai or OBGYN Management Protocol have ads?

Neither CTGfai nor OBGYN Management Protocol shows ads.

### Which is updated more often, CTGfai or OBGYN Management Protocol?

CTGfai ships an update every 6 months, and OBGYN Management Protocol every 12 months. Most recently, CTGfai was updated on October 1, 2026 and OBGYN Management Protocol 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.*