# RockBook vs Curling Diary

The clearest difference is in-app purchases: RockBook at none against Curling Diary's 2. RockBook also leads on update cadence (every 10 days vs every 5 weeks) and iOS requirement (12.1 vs 14.0). Curling Diary's advantage is device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Curling Diary sells 2 in-app purchases, starting at $3.99 per month. RockBook asks for nothing beyond the download.

RockBook ships an update every 10 days, Curling Diary every 5 weeks. The most recent releases landed on November 7, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | RockBook | Curling Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 5 weeks |
| Size | 52 MB | 26 MB |
| Requires iOS | **12.1** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Christoffer Svae](https://appshunter.io/developer/1617861089) | [Chelsea Farley](https://appshunter.io/developer/959218954) |

## What reviewers say

### RockBook

[App page](https://appshunter.io/ios/app/rockbook-make-your-notes/id1617861087)

**Features:** macOS Compatibility

**In-app purchases:** none


### Curling Diary

[App page](https://appshunter.io/ios/app/curling-diary/id6795368212)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Curling Diary Pro Monthly | $3.99 | per month |
| Curling Diary Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is RockBook free?

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

### Is Curling Diary free?

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

### Do RockBook or Curling Diary have ads?

Neither RockBook nor Curling Diary shows ads.

### Which is updated more often, RockBook or Curling Diary?

RockBook ships an update every 10 days, and Curling Diary every 5 weeks. Most recently, RockBook was updated on November 7, 2026 and Curling Diary on October 29, 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.*