# Cosmic Truss vs PAcalculate

The clearest difference is review sentiment: PAcalculate at 100% against Cosmic Truss's 50%. PAcalculate also leads on rating (5.0 vs 3.5) and update cadence (every 4 months vs every 21 months). Cosmic Truss's advantage is iOS requirement (8.1 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

PAcalculate holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews point the same way: 50% of Cosmic Truss's written reviews are positive against 100% of PAcalculate's.

Cosmic Truss ships an update every 21 months, PAcalculate every 4 months. The most recent releases landed on October 23, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Cosmic Truss | PAcalculate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/cosmic-truss/id516922759/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/pacalculate/id793460437/reviews)** |
| Number of ratings | 2 | **7** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 179 MB | 3 MB |
| Requires iOS | **8.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [B&K Braun GmbH](https://appshunter.io/developer/508719979) | [Jose Brusi](https://appshunter.io/developer/793460440) |

## What reviewers say

### Cosmic Truss

[App page](https://appshunter.io/ios/app/cosmic-truss/id516922759)

This free utility app provides essential tools for riggers and roadies working with Cosmic Truss systems. It includes a load calculator, a leveling tool, and an augmented reality feature to visualize couplers.

**Highlights:** Load Master for single point, distributed, and point loads, Leveling tool for truss construction, Augmented reality coupler visualization, Metric/Imperial unit support, Considers actual truss weight in calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### PAcalculate

[App page](https://appshunter.io/ios/app/pacalculate/id793460437)

This app provides 28 calculators and reference information for professional audio sound reinforcement and lighting. It covers acoustics, audio electronics, cabling, and lighting calculations, making it a valuable tool for audio and lighting professionals.

**Highlights:** 28 calculators for pro-audio and lighting, Acoustics calculations (SPL, air absorption), Audio electronics calculations (dBu/dBV, Q/B/W), Cabling calculations (speaker cable loss), Lighting calculations (DMX, RGB/CMY), Reference info (pinouts, graphs)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cosmic Truss free?

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

### Is PAcalculate free?

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

### Which has better reviews, Cosmic Truss or PAcalculate?

PAcalculate is rated higher. Cosmic Truss averages 3.5 out of 5 from 2 ratings, while PAcalculate averages 5.0 from 7 ratings.

### Do Cosmic Truss or PAcalculate have ads?

Neither Cosmic Truss nor PAcalculate shows ads.

### Which is updated more often, Cosmic Truss or PAcalculate?

Cosmic Truss ships an update every 21 months, and PAcalculate every 4 months. Most recently, Cosmic Truss was updated on October 23, 2026 and PAcalculate on October 17, 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.*