# HNF Coaching vs Nine Under

The clearest difference is update cadence: HNF Coaching at every 3 weeks against Nine Under's every 13 months. HNF Coaching also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

HNF Coaching ships an update every 3 weeks, Nine Under every 13 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | HNF Coaching | Nine Under |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 13 months |
| Size | 58 MB | 40 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Sean Broker](https://appshunter.io/developer/1811819149) | [Joseph Terrill](https://appshunter.io/developer/1822564454) |

## What reviewers say

### HNF Coaching

[App page](https://appshunter.io/ios/app/hnf-coaching/id6746268228)

**Features:** macOS Compatibility

**In-app purchases:** none


### Nine Under

[App page](https://appshunter.io/ios/app/nine-under-golf-performance/id6747715753)

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

**In-app purchases:** none


## Frequently asked questions

### Is HNF Coaching free?

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

### Is Nine Under free?

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

### Do HNF Coaching or Nine Under have ads?

Neither HNF Coaching nor Nine Under shows ads.

### Which is updated more often, HNF Coaching or Nine Under?

HNF Coaching ships an update every 3 weeks, and Nine Under every 13 months. Most recently, HNF Coaching was updated on October 30, 2026 and Nine Under on October 30, 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.*