# WR Mobile vs Koch Air

WR Mobile and Koch Air both sit at 4.6 stars, but that hides the real split: 67% of WR Mobile's written reviews are positive against 0% of Koch Air's. Koch Air's advantage is update cadence (every 2 days vs every 3 months) and iOS requirement (9.0 vs 16.6). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 4.6 for WR Mobile against 4.5 for Koch Air. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews are what separate them: 67% of WR Mobile's written reviews are positive against 0% of Koch Air's.

WR Mobile ships an update every 3 months, Koch Air every 2 days. The most recent releases landed on October 21, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | WR Mobile | Koch Air |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/wr-mobile/id485151763/reviews)** | [4.5 (6 ratings)](https://appshunter.io/ios/app/koch-air/id1490623748/reviews) |
| Number of ratings | 5 | **6** |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 11 MB | 5 MB |
| Requires iOS | 16.6 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Copeland LP](https://appshunter.io/developer/464252882) | [Koch Air LLC](https://appshunter.io/developer/1490623747) |

## What reviewers say

### WR Mobile

[App page](https://appshunter.io/ios/app/wr-mobile/id485151763)

This app offers HVACR contractors and distributors instant access to product replacement data, including wiring diagrams and installation instructions. It provides cross-reference information for OEM, competitive, and White-Rodgers products, all in PDF format for easy sharing.

**Highlights:** Product replacement information, Cross-reference data, Wiring diagrams, Sell sheets, Installation and operating instructions, PDF format documents, Email sharing

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

**In-app purchases:** none


### Koch Air

[App page](https://appshunter.io/ios/app/koch-air/id1490623748)

This business app provides a mobile e-commerce platform for customers to easily access detailed catalog information, search for parts, and check warranty status. It's designed for efficient lookup of parts, supplies, and equipment sold by the company.

**Highlights:** Parts lookup, Warranty information search, Critical parts list, Detailed catalog display, Mobile e-commerce

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WR Mobile free?

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

### Is Koch Air free?

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

### Which has better reviews, WR Mobile or Koch Air?

WR Mobile is rated higher. WR Mobile averages 4.6 out of 5 from 5 ratings, while Koch Air averages 4.5 from 6 ratings.

### Do WR Mobile or Koch Air have ads?

Neither WR Mobile nor Koch Air shows ads.

### Which is updated more often, WR Mobile or Koch Air?

WR Mobile ships an update every 3 months, and Koch Air every 2 days. Most recently, WR Mobile was updated on October 21, 2026 and Koch Air on October 15, 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.*