# TauOpen vs Diversity Calculator

The clearest difference is price: TauOpen at Free against Diversity Calculator's $9.99. TauOpen also leads on update cadence (every 3 months vs every 6 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

TauOpen is free to download; Diversity Calculator costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TauOpen ships an update every 3 months, Diversity Calculator every 6 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | TauOpen | Diversity Calculator |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tauopen/id1482893340/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free | — |
| Size | 26 MB | 2 MB |
| Requires iOS | 12.2 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TAU s.r.l.](https://appshunter.io/developer/1432516407) | [Pro Certs Software Ltd](https://appshunter.io/developer/444429696) |

## What reviewers say

### TauOpen

[App page](https://appshunter.io/ios/app/tauopen/id1482893340)

Control and monitor your home automations like gates and garage doors remotely. Open, close, or stop them in real-time and check their status from anywhere. Get remote assistance for troubleshooting automations.

**Highlights:** Remote gate control, Garage door monitoring, Real-time status updates, Remote automation assistance, Smartphone control

**Features:** macOS Compatibility

**In-app purchases:** none


### Diversity Calculator

[App page](https://appshunter.io/ios/app/diversity-calculator/id1563626444)

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

**In-app purchases:** none


## Frequently asked questions

### Is TauOpen free?

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

### Is Diversity Calculator free?

Diversity Calculator costs $9.99, with no in-app purchases.

### Do TauOpen or Diversity Calculator have ads?

Neither TauOpen nor Diversity Calculator shows ads.

### Which is updated more often, TauOpen or Diversity Calculator?

TauOpen ships an update every 3 months, and Diversity Calculator every 6 months. Most recently, TauOpen was updated on October 29, 2026 and Diversity Calculator on October 30, 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.*