# ACOG vs GYNStat

The clearest difference is in-app purchases: ACOG at none against GYNStat's 2. GYNStat's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. GYNStat sells 2 in-app purchases, starting at $4.99 per month. ACOG asks for nothing beyond the download.

ACOG ships an update every 3 months, GYNStat every 2 months. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ACOG | GYNStat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (6.3K ratings)](https://appshunter.io/ios/app/acog/id616323665/reviews)** | — |
| Number of ratings | **6.3K** | — |
| Positive reviews | 89.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 29 MB | 38 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Fountainhead Mobile Solutions](https://appshunter.io/developer/1113758990) | [Mehmet Sabri Sepik](https://appshunter.io/developer/1885676496) |

## What reviewers say

### ACOG

[App page](https://appshunter.io/ios/app/acog/id616323665)

This app provides obstetricians and gynecologists with essential tools and resources for women's healthcare. Access clinical guidelines, practice advisories, and helpful calculators to support your medical practice.

**Highlights:** EDD Calculator, Indicated Delivery tool (members only), Clinical Consensus documents, Clinical Practice Guidelines, Practice Advisories

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Quick access to clinical guidance
- 👍 Well-organized and easy to navigate
- 🔍 Convenient way to stay up-to-date with guidelines
- ⚡ Essential for OB-GYNs and providers
- 📚 Excellent resource for clinical reference

**What reviewers complain about**

- 🐛 Occasional crashes and compatibility issues
- 🔍 Could use more advanced search functionality
- 👨‍⚕️ Requires ACOG membership to access full features

**Reported bugs**

- App crashes on launch after updates
- Compatibility issues with older iOS versions

**Requested features**

- Bishop score calculator
- More extensive search engine
- Improved user interface


### GYNStat

[App page](https://appshunter.io/ios/app/gynstat-obgyn-calculators/id6761730513)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Access | $4.99 | per month |
| Annual Premium Access | $49.99 | per year |


## Frequently asked questions

### Is ACOG free?

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

### Is GYNStat free?

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

### Do ACOG or GYNStat have ads?

Neither ACOG nor GYNStat shows ads.

### Which is updated more often, ACOG or GYNStat?

ACOG ships an update every 3 months, and GYNStat every 2 months. Most recently, ACOG was updated on October 18, 2026 and GYNStat on October 11, 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.*