# Lennox Smart Tech vs Friedrich

Lennox Smart Tech and Friedrich are too close to call on the numbers: across 10 compared parameters — price, rating, review sentiment and ratings volume among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

On the App Store both sit at effectively the same score — 4.5 for Lennox Smart Tech against 4.6 for Friedrich. Both are backed by a comparable volume of ratings — 60 and 53 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Lennox Smart Tech ships an update every 2 months, Friedrich monthly. The most recent releases landed on August 15, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Lennox Smart Tech | Friedrich |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (60 ratings)](https://appshunter.io/ios/app/lennox-smart-tech/id6443907644/reviews) | **[4.6 (53 ratings)](https://appshunter.io/ios/app/friedrich/id6460458596/reviews)** |
| Number of ratings | **60** | 53 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 98 MB | 110 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lennox Industries](https://appshunter.io/developer/355049651) | [Rheem Manufacturing Company](https://appshunter.io/developer/853793269) |

## What reviewers say

### Lennox Smart Tech

[App page](https://appshunter.io/ios/app/lennox-smart-tech/id6443907644)

Streamline the installation and servicing of compatible home comfort systems. This app allows for remote testing, diagnostics, and system setting adjustments directly from a smartphone, reducing the need to physically interact with equipment.

**Highlights:** Install and service home comfort systems, Test and run diagnostics remotely, Adjust system settings from smartphone, Compatible with Lennox S40/L40/M40/E40 Smart Thermostats, Direct smartphone control

**In-app purchases:** none


### Friedrich

[App page](https://appshunter.io/ios/app/friedrich/id6460458596)

This app simplifies HVAC system installation, service, and troubleshooting for contractors. It offers Bluetooth connectivity for setup, diagnostics, and access to technical support resources like manuals and parts lists.

**Highlights:** Bluetooth setup for HVAC systems, System monitoring and status checks, Alarm diagnosis and history, Access to installation instructions and manuals, Parts list and technical sheet lookup, Warranty tracking and certificate sharing, Rebate and financing research

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lennox Smart Tech free?

Lennox Smart Tech is free to download, with no in-app purchases.

### Is Friedrich free?

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

### Which has better reviews, Lennox Smart Tech or Friedrich?

Friedrich is rated higher. Lennox Smart Tech averages 4.5 out of 5 from 60 ratings, while Friedrich averages 4.6 from 53 ratings.

### Do Lennox Smart Tech or Friedrich have ads?

Neither Lennox Smart Tech nor Friedrich shows ads.

### Which is updated more often, Lennox Smart Tech or Friedrich?

Lennox Smart Tech ships an update every 2 months, and Friedrich monthly. Most recently, Lennox Smart Tech was updated on August 15, 2026 and Friedrich on September 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*