# PAcalculate vs Mixer48

The clearest difference is update cadence: Mixer48 at every 4 weeks against PAcalculate's every 4 months. Mixer48 also leads on iOS requirement (8.0 vs 13.0). PAcalculate's advantage is device support (3 vs 1). On price, ads and in-app purchases there is nothing between them.

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

PAcalculate ships an update every 4 months, Mixer48 every 4 weeks. The most recent releases landed on June 8, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | PAcalculate | Mixer48 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/pacalculate/id793460437/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 3 MB | 15 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jose Brusi](https://appshunter.io/developer/793460440) | [泳涛 周](https://appshunter.io/developer/713061925) |

## What reviewers say

### 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


### Mixer48

[App page](https://appshunter.io/ios/app/mixer48/id1176344330)

**In-app purchases:** none


## Frequently asked questions

### Is PAcalculate free?

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

### Is Mixer48 free?

Mixer48 is free to download, with no in-app purchases.

### Do PAcalculate or Mixer48 have ads?

Neither PAcalculate nor Mixer48 shows ads.

### Which is updated more often, PAcalculate or Mixer48?

PAcalculate ships an update every 4 months, and Mixer48 every 4 weeks. Most recently, PAcalculate was updated on June 8, 2026 and Mixer48 on May 16, 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.*