# iRigging Tools by JR Clancy vs RigMaster

The clearest difference is in-app purchases: iRigging Tools by JR Clancy at none against RigMaster's 4. iRigging Tools by JR Clancy also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). RigMaster's advantage is update cadence (every 11 days vs every 15 months). On price and device support there is nothing between them.

Both are free to download. RigMaster sells 4 in-app purchases, starting at $0.99 per 7 days. iRigging Tools by JR Clancy asks for nothing beyond the download.

iRigging Tools by JR Clancy ships an update every 15 months, RigMaster every 11 days. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iRigging Tools by JR Clancy | RigMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/irigging-tools-by-jr-clancy/id1070610108/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 36 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [J.R. Clancy, Inc.](https://appshunter.io/developer/336390397) | [Grima Hdez](https://appshunter.io/developer/1741481582) |

## What reviewers say

### iRigging Tools by JR Clancy

[App page](https://appshunter.io/ios/app/irigging-tools-by-jr-clancy/id1070610108)

This app offers essential tools and reference data for various rigging applications. It covers wire rope, battens, motors, curtains, and more, providing comprehensive support for rigging professionals.

**Highlights:** Wire rope calculations, Batten and arbor data, Sheave and motor specifications, Stage rope information, Fleet angle calculations, Curtain rigging data

**Features:** macOS Compatibility

**In-app purchases:** none


### RigMaster

[App page](https://appshunter.io/ios/app/rigmaster-rigging-calculator/id6789944360)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $0.99 | per 7 days |
| RigMaster Pro Monthly | $2.99 | per month |
| Pro Yearly | $19.99 | per year |
| RigMaster Pro | $39.99 | one-time |


## Frequently asked questions

### Is iRigging Tools by JR Clancy free?

iRigging Tools by JR Clancy is free to download, with no in-app purchases.

### Is RigMaster free?

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

### Do iRigging Tools by JR Clancy or RigMaster have ads?

RigMaster shows ads; iRigging Tools by JR Clancy does not.

### Which is updated more often, iRigging Tools by JR Clancy or RigMaster?

iRigging Tools by JR Clancy ships an update every 15 months, and RigMaster every 11 days. Most recently, iRigging Tools by JR Clancy was updated on October 20, 2026 and RigMaster 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.*