# AeroBT vs Eclypse Facilities

The clearest difference is iOS requirement: AeroBT at 11.0 against Eclypse Facilities's 13.0. On price, update cadence, 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.

AeroBT ships an update every 13 months, Eclypse Facilities every 10 months. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | AeroBT | Eclypse Facilities |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/aerobt/id1466854985/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 10 months** |
| Monetization | Free | — |
| Size | 56 MB | 10 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Cylon Controls Limited](https://appshunter.io/developer/1466854984) | [Distech Controls](https://appshunter.io/developer/957391245) |

## What reviewers say

### AeroBT

[App page](https://appshunter.io/ios/app/aerobt/id1466854985)

This tool simplifies VAV balancing for various VAV controllers. It allows users to drive VAV boxes to maximum or minimum airflow, automatically calculate K-factors from hood measurements, and zero airflow sensors. The app also includes override functions for troubleshooting mechanical issues.

**Highlights:** VAV balancing for FBVi, CBV, CBV-N controllers, Drive VAV boxes to max/min airflow, Automatic K-factor calculation, Automatic airflow sensor zeroing, Damper override for troubleshooting

**Features:** macOS Compatibility

**In-app purchases:** none


### Eclypse Facilities

[App page](https://appshunter.io/ios/app/eclypse-facilities/id6502412342)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AeroBT free?

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

### Is Eclypse Facilities free?

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

### Do AeroBT or Eclypse Facilities have ads?

Neither AeroBT nor Eclypse Facilities shows ads.

### Which is updated more often, AeroBT or Eclypse Facilities?

AeroBT ships an update every 13 months, and Eclypse Facilities every 10 months. Most recently, AeroBT was updated on October 3, 2026 and Eclypse Facilities on October 1, 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.*