# ZerOS Remote vs CALC ToolBox

The clearest difference is in-app purchases: ZerOS Remote at none against CALC ToolBox's 1. ZerOS Remote also leads on device support (4 vs 2) and iOS requirement (8.0 vs 17.6). CALC ToolBox's advantage is update cadence (every 5 days vs every 10 months). On price and ads there is nothing between them.

Both are free to download. CALC ToolBox sells 1 one-off in-app purchase. ZerOS Remote asks for nothing beyond the download.

ZerOS Remote ships an update every 10 months, CALC ToolBox every 5 days. The most recent releases landed on September 23, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ZerOS Remote | CALC ToolBox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zeros-remote/id367342433/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 109 MB | 5 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eaton Electrical Systems](https://appshunter.io/developer/1220864657) | [1BIGRIG Ltd](https://appshunter.io/developer/1792073283) |

## What reviewers say

### ZerOS Remote

[App page](https://appshunter.io/ios/app/zeros-remote/id367342433)

Control your lighting rig wirelessly from your iOS device. This app allows manipulation, control, and playback of shows, proving particularly useful during focus sessions.

**Highlights:** Wireless lighting rig control, Show manipulation and playback, Focus session assistance, Supports multiple Zero 88 consoles, iOS device compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### CALC ToolBox

[App page](https://appshunter.io/ios/app/calc-toolbox/id6741718195)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is ZerOS Remote free?

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

### Is CALC ToolBox free?

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

### Do ZerOS Remote or CALC ToolBox have ads?

Neither ZerOS Remote nor CALC ToolBox shows ads.

### Which is updated more often, ZerOS Remote or CALC ToolBox?

ZerOS Remote ships an update every 10 months, and CALC ToolBox every 5 days. Most recently, ZerOS Remote was updated on September 23, 2026 and CALC ToolBox on October 4, 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.*