# Obyolfacto vs ShowSafe Breeding Calculator

The clearest difference is in-app purchases: Obyolfacto at none against ShowSafe Breeding Calculator's 2. Obyolfacto also leads on iOS requirement (15.6 vs 17.0). ShowSafe Breeding Calculator's advantage is update cadence (weekly vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. ShowSafe Breeding Calculator sells 2 in-app purchases, starting at $5.99 per month. Obyolfacto asks for nothing beyond the download.

Obyolfacto ships an update every 8 months, ShowSafe Breeding Calculator weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Obyolfacto | ShowSafe Breeding Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (6 ratings)](https://appshunter.io/ios/app/showsafe-breeding-calculator/id6449403408/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 5 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [cedric lalouelle](https://appshunter.io/developer/1593170954) | [SHOWSAFE LLC](https://appshunter.io/developer/1626328172) |

## What reviewers say

### Obyolfacto

[App page](https://appshunter.io/ios/app/obyolfacto/id1593170952)

**Features:** macOS Compatibility

**In-app purchases:** none


### ShowSafe Breeding Calculator

[App page](https://appshunter.io/ios/app/showsafe-breeding-calculator/id6449403408)

This equine gestation calculator helps predict foaling dates based on a 340-day gestation period. It allows users to create horse profiles, view ancestry, and schedule optional notifications for key pregnancy events.

**Highlights:** Equine gestation calculator, Foaling date prediction, Horse profile creation, View horse ancestry, Pregnancy event notifications, Standalone application

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShowSafe Breeding Calculator | $5.99 | per month |
| ShowSafe Breeding Calculator | $59.99 | per year |


## Frequently asked questions

### Is Obyolfacto free?

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

### Is ShowSafe Breeding Calculator free?

ShowSafe Breeding Calculator is free to download, with in-app purchases available.

### Do Obyolfacto or ShowSafe Breeding Calculator have ads?

Neither Obyolfacto nor ShowSafe Breeding Calculator shows ads.

### Which is updated more often, Obyolfacto or ShowSafe Breeding Calculator?

Obyolfacto ships an update every 8 months, and ShowSafe Breeding Calculator weekly. Most recently, Obyolfacto was updated on October 25, 2026 and ShowSafe Breeding Calculator on October 24, 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.*