# Frequency Conversion vs Rigging Bridle Calculator+

The clearest difference is update cadence: Rigging Bridle Calculator+ at every 5 weeks against Frequency Conversion's every 22 months. Rigging Bridle Calculator+ also leads on iOS requirement (15.1 vs 17.6). Frequency Conversion's advantage is price ($2.99 vs $4.99). On ads, in-app purchases and device support there is nothing between them.

Frequency Conversion costs $2.99 and Rigging Bridle Calculator+ $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Frequency Conversion ships an update every 22 months, Rigging Bridle Calculator+ every 5 weeks. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Frequency Conversion | Rigging Bridle Calculator+ |
| --- | --- | --- |
| Price | **$2.99** | $4.99 |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/rigging-bridle-calculator-plus/id6478832224/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 5 weeks** |
| Monetization | — | Paid |
| Size | 2 MB | 25 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heng Jia Liang](https://appshunter.io/developer/1532000635) | [Pawel Szepietowski](https://appshunter.io/developer/1734102070) |

## What reviewers say

### Frequency Conversion

[App page](https://appshunter.io/ios/app/frequency-conversion/id6444392460)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rigging Bridle Calculator+

[App page](https://appshunter.io/ios/app/rigging-bridle-calculator-plus/id6478832224)

Calculate bridle leg lengths, angles, and forces for stage rigging. Includes tools for apex height, bridle point position, and load distribution on beams and cantilevers. Supports both metric and imperial units for accurate results.

**Highlights:** Calculate bridle leg lengths, Determine angle between legs, Calculate forces on bridle and structure, Calculate apex height and bridle point position, Analyze load changes on beams, Calculate cantilever load forces, Supports metric and imperial units

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

**In-app purchases:** none


## Frequently asked questions

### Is Frequency Conversion free?

Frequency Conversion costs $2.99, with no in-app purchases.

### Is Rigging Bridle Calculator+ free?

Rigging Bridle Calculator+ costs $4.99, with no in-app purchases.

### Do Frequency Conversion or Rigging Bridle Calculator+ have ads?

Neither Frequency Conversion nor Rigging Bridle Calculator+ shows ads.

### Which is updated more often, Frequency Conversion or Rigging Bridle Calculator+?

Frequency Conversion ships an update every 22 months, and Rigging Bridle Calculator+ every 5 weeks. Most recently, Frequency Conversion was updated on October 15, 2026 and Rigging Bridle Calculator+ 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.*