# LennoxPros vs Allied Crossover

The clearest difference is rating: Allied Crossover at 4.0 against LennoxPros's 2.3. Allied Crossover also leads on iOS requirement (7.0 vs 16.6). LennoxPros's advantage is ratings volume (56 vs 1) and update cadence (every 5 weeks vs every 3 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.

Allied Crossover holds the better App Store score, 4.0 against 2.3. That said, the two scores are not equally well evidenced: LennoxPros has 56 ratings behind it against 1, so its average is the more settled of the two.

LennoxPros ships an update every 5 weeks, Allied Crossover every 3 months. The most recent releases landed on November 3, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | LennoxPros | Allied Crossover |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (56 ratings)](https://appshunter.io/ios/app/lennoxpros/id870321742/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/allied-crossover/id945384905/reviews)** |
| Number of ratings | **56** | 1 |
| Positive reviews | 22.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 43 MB | 15 MB |
| Requires iOS | 16.6 | **7.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Lennox Industries](https://appshunter.io/developer/355049651) | [Allied Air Enterprises inc.](https://appshunter.io/developer/618048457) |

## 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


### Allied Crossover

[App page](https://appshunter.io/ios/app/allied-crossover/id945384905)

Easily find compatible Allied Commercial equipment for replacements. Enter your existing unit's model number to cross-reference a vast database and discover suitable Allied Commercial models. Configure units, view accessories, and email selections to distributors for pricing.

**Highlights:** Equipment cross-referencing, Database of over 7,300 rooftop matchups, Unit configuration and customization, Accessory, weight, and dimension viewing, Email equipment lists to distributors

**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 Allied Crossover free?

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

### Which has better reviews, LennoxPros or Allied Crossover?

Allied Crossover is rated higher. LennoxPros averages 2.3 out of 5 from 56 ratings, while Allied Crossover averages 4.0 from 1 ratings.

### Do LennoxPros or Allied Crossover have ads?

Neither LennoxPros nor Allied Crossover shows ads.

### Which is updated more often, LennoxPros or Allied Crossover?

LennoxPros ships an update every 5 weeks, and Allied Crossover every 3 months. Most recently, LennoxPros was updated on November 3, 2026 and Allied Crossover on November 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.*