# FertiliCalc vs Gundog USA

The clearest difference is in-app purchases: FertiliCalc at none against Gundog USA's 1. FertiliCalc also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Gundog USA sells 1 one-off in-app purchase. FertiliCalc asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | FertiliCalc | Gundog USA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gundog-usa/id6758711321/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free |
| Size | 41 MB | 137 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Juan Villalobos Carrasco](https://appshunter.io/developer/1590202246) | [Beggarbush Media](https://appshunter.io/developer/1547805334) |

## What reviewers say

### FertiliCalc

[App page](https://appshunter.io/ios/app/fertilicalc/id1590202244)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gundog USA

[App page](https://appshunter.io/ios/app/gundog-usa/id6758711321)

Learn expert dog training techniques with structured programs and over 300 video lessons. Track progress, download content for offline use, and join a supportive community. Get AI-powered answers based on proven training methods for various gundog breeds.

**Highlights:** 300+ expert video lessons, Structured training programs, Progress tracking, Offline downloads, Supportive community forum, AI-powered training advice

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 18-Month Premium Access | $599.00 | one-time |


## Frequently asked questions

### Is FertiliCalc free?

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

### Is Gundog USA free?

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

### Do FertiliCalc or Gundog USA have ads?

Neither FertiliCalc nor Gundog USA shows ads.

### Which is updated more often, FertiliCalc or Gundog USA?

FertiliCalc ships an update every 3 weeks, and Gundog USA every 3 weeks. Most recently, FertiliCalc was updated on October 25, 2026 and Gundog USA on October 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*