# Golfbook vs RuleCaddie

The clearest difference is in-app purchases: Golfbook at none against RuleCaddie's 2. Golfbook also leads on iOS requirement (15.0 vs 17.0). RuleCaddie's advantage is ads (none vs shown) and update cadence (every 6 days vs every 3 months). On price and device support there is nothing between them.

Both are free to download. RuleCaddie sells 2 in-app purchases, starting at $2.99 per month. Golfbook asks for nothing beyond the download.

Golfbook ships an update every 3 months, RuleCaddie every 6 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Golfbook | RuleCaddie |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 6 days** |
| Size | 24 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [JAEMIN LEE](https://appshunter.io/developer/1787329213) | [trey jackson](https://appshunter.io/developer/1163620943) |

## What reviewers say

### Golfbook

[App page](https://appshunter.io/ios/app/golfbook-golf-rules/id6777308261)

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

**In-app purchases:** none


### RuleCaddie

[App page](https://appshunter.io/ios/app/rulecaddie/id6789919742)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RuleCaddie Pro Monthly | $2.99 | per month |
| RuleCaddie Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is Golfbook free?

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

### Is RuleCaddie free?

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

### Do Golfbook or RuleCaddie have ads?

Golfbook shows ads; RuleCaddie does not.

### Which is updated more often, Golfbook or RuleCaddie?

Golfbook ships an update every 3 months, and RuleCaddie every 6 days. Most recently, Golfbook was updated on October 31, 2026 and RuleCaddie on October 31, 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.*