# Lennox Smart Tech vs iFLO PRO

The clearest difference is review sentiment: iFLO PRO at 67% against Lennox Smart Tech's 0%. Lennox Smart Tech's advantage is rating (4.5 vs 3.7) and update cadence (every 2 months vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Lennox Smart Tech holds the better App Store score, 4.5 against 3.7. That said, the two scores are not equally well evidenced: Lennox Smart Tech has 60 ratings behind it against 7, so its average is the more settled of the two. Written reviews complicate that: 0% of Lennox Smart Tech's written reviews are positive against 67% of iFLO PRO's, so the app with the better star average is not the one people write more warmly about.

Lennox Smart Tech ships an update every 2 months, iFLO PRO every 4 months. The most recent releases landed on August 15, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Lennox Smart Tech | iFLO PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (60 ratings)](https://appshunter.io/ios/app/lennox-smart-tech/id6443907644/reviews)** | [3.7 (7 ratings)](https://appshunter.io/ios/app/iflo-pro/id6736655924/reviews) |
| Number of ratings | **60** | 7 |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 98 MB | 29 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lennox Industries](https://appshunter.io/developer/355049651) | [Air Innovations](https://appshunter.io/developer/1675842992) |

## 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


### iFLO PRO

[App page](https://appshunter.io/ios/app/iflo-pro/id6736655924)

This smart device automatically dispenses a cleaning solution into your A/C drain pan and line. It actively breaks down build-up to prevent clogs, floods, and system shutdowns, offering protection and extending the life of your HVAC unit.

**Highlights:** Automated bio-enzymatic cleaning solution dispensing, Breaks down build-up in drain pans and lines, Prevents clogs, floods, and A/C shutdowns, Extends HVAC unit life, Real-time alerts

**Features:** macOS Compatibility, 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 iFLO PRO free?

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

### Which has better reviews, Lennox Smart Tech or iFLO PRO?

Lennox Smart Tech is rated higher. Lennox Smart Tech averages 4.5 out of 5 from 60 ratings, while iFLO PRO averages 3.7 from 7 ratings.

### Do Lennox Smart Tech or iFLO PRO have ads?

Neither Lennox Smart Tech nor iFLO PRO shows ads.

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

Lennox Smart Tech ships an update every 2 months, and iFLO PRO every 4 months. Most recently, Lennox Smart Tech was updated on August 15, 2026 and iFLO PRO on September 18, 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.*