# LennoxPros vs Fast OEM Mobile Tech

The clearest difference is rating: Fast OEM Mobile Tech at 3.2 against LennoxPros's 2.3. Fast OEM Mobile Tech also leads on update cadence (fortnightly vs every 5 weeks). LennoxPros's advantage is ratings volume (56 vs 14). On price, review sentiment, 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.

Fast OEM Mobile Tech holds the better App Store score, 3.2 against 2.3. Both are backed by a comparable volume of ratings — 56 and 14 respectively. Written reviews complicate that: 22% of LennoxPros's written reviews are positive against 17% of Fast OEM Mobile Tech's, so the app with the better star average is not the one people write more warmly about.

LennoxPros ships an update every 5 weeks, Fast OEM Mobile Tech fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | LennoxPros | Fast OEM Mobile Tech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (56 ratings)](https://appshunter.io/ios/app/lennoxpros/id870321742/reviews) | **[3.2 (14 ratings)](https://appshunter.io/ios/app/fast-oem-mobile-tech/id941402002/reviews)** |
| Number of ratings | **56** | 14 |
| Positive reviews | **22.0% of reviews** | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 43 MB | 175 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Lennox Industries](https://appshunter.io/developer/355049651) | [International Comfort Products Corporation](https://appshunter.io/developer/941402001) |

## What reviewers say

### LennoxPros

[App page](https://appshunter.io/ios/app/lennoxpros/id870321742)

This app provides HVAC professionals with a comprehensive resource for parts, supplies, and essential tools. Access product catalogs, check real-time availability, and utilize technical and sales tools to streamline business operations.

**Highlights:** Product Catalog (Residential, Commercial, Parts, Supplies), Real-Time Availability Check, AHRI Residential Matchup Tool, OEM Repair Parts Lookup, Marketing Brochures & Quick Quote Tool, Warranty Lookup, Training Center

**In-app purchases:** none

**What reviewers like**

- 👍 Bar code scanner is useful
- 👍 AHRI matches are appreciated
- 👍 Access to documents and specs
- 👍 Good when it works

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 Constant login issues
- 🐛 Very slow loading times
- 🐛 App rarely loads
- 🐛 Needs frequent reinstallation

**Reported bugs**

- App freezes on loading screen
- App crashes frequently
- Login requires multiple attempts or fails
- App logs users out unexpectedly
- Cannot open PDF files on iPad

**Requested features**

- Add QR codes to equipment
- Implement Touch ID/auto login
- Improve search functionality (serial number, model number)
- Make app compatible with newer iOS versions
- Allow two devices with same address


### Fast OEM Mobile Tech

[App page](https://appshunter.io/ios/app/fast-oem-mobile-tech/id941402002)

This app assists HVAC technicians in identifying necessary parts for repairs and locating nearby distributors. It streamlines job management by recording parts used and provides access to technical literature and training resources.

**Highlights:** Parts identification for repairs, Nearest distributor locator, Job management and record keeping, AI assistant for technical questions, System capacity calculator, Technical literature access

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

**In-app purchases:** none


## Frequently asked questions

### Is LennoxPros free?

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

### Is Fast OEM Mobile Tech free?

Fast OEM Mobile Tech is free to download, with no in-app purchases.

### Which has better reviews, LennoxPros or Fast OEM Mobile Tech?

Fast OEM Mobile Tech is rated higher. LennoxPros averages 2.3 out of 5 from 56 ratings, while Fast OEM Mobile Tech averages 3.2 from 14 ratings.

### Do LennoxPros or Fast OEM Mobile Tech have ads?

Neither LennoxPros nor Fast OEM Mobile Tech shows ads.

### Which is updated more often, LennoxPros or Fast OEM Mobile Tech?

LennoxPros ships an update every 5 weeks, and Fast OEM Mobile Tech fortnightly. Most recently, LennoxPros was updated on October 24, 2026 and Fast OEM Mobile Tech on October 24, 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.*