# Installer App vs BTU XT

The clearest difference is rating: BTU XT at 5.0 against Installer App's 3.0. BTU XT also leads on iOS requirement (11.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

BTU XT holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 7 and 5 respectively.

Installer App ships an update every 5 weeks, BTU XT every 2 months. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Installer App | BTU XT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (7 ratings)](https://appshunter.io/ios/app/installer-app/id423984641/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/btu-xt/id790911884/reviews)** |
| Number of ratings | **7** | 5 |
| Positive reviews | 53.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 90 MB | 8 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Danfoss A/S](https://appshunter.io/developer/423984644) | [BTU Ventilation](https://appshunter.io/developer/790911887) |

## What reviewers say

### Installer App

[App page](https://appshunter.io/ios/app/installer-app/id423984641)

This app provides HVAC professionals with a digital toolbox for everyday tasks. It offers product information, installation guides, and advanced features to streamline work, including project management and hydronic balancing tools.

**Highlights:** Radiator Presetting, Product Finder, My Projects (Cloud-based), Hydronic Balancing, Flow/Pressure Calculator, Floor Heating Tools, Burner Converter, Magnetic Tool

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

**In-app purchases:** none


### BTU XT

[App page](https://appshunter.io/ios/app/btu-xt/id790911884)

Monitor and control agricultural storage environments remotely. Securely access unit status, view detailed equipment data, and adjust control panel parameters with a familiar interface. Designed for ease of use with a simple human-machine interface.

**Highlights:** Remote environment monitoring, Secure user login, View unit status and parameters, Detailed equipment data display, Adjust control panel settings, Familiar HMI interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Installer App free?

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

### Is BTU XT free?

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

### Which has better reviews, Installer App or BTU XT?

BTU XT is rated higher. Installer App averages 3.0 out of 5 from 7 ratings, while BTU XT averages 5.0 from 5 ratings.

### Do Installer App or BTU XT have ads?

Neither Installer App nor BTU XT shows ads.

### Which is updated more often, Installer App or BTU XT?

Installer App ships an update every 5 weeks, and BTU XT every 2 months. Most recently, Installer App was updated on October 14, 2026 and BTU XT 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.*