# GERFS vs Johnson Controls CWa

The clearest difference is rating: Johnson Controls CWa at 2.5 against GERFS's 1.0. Johnson Controls CWa also leads on review sentiment (33% vs 0%). GERFS's advantage is update cadence (every 3 weeks vs every 3 months) and iOS requirement (12.2 vs 16.0). On price, ratings volume, 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.

Johnson Controls CWa holds the better App Store score, 2.5 against 1.0. Both are backed by a comparable volume of ratings — 17 and 24 respectively. Written reviews point the same way: 0% of GERFS's written reviews are positive against 33% of Johnson Controls CWa's.

GERFS ships an update every 3 weeks, Johnson Controls CWa every 3 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | GERFS | Johnson Controls CWa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (17 ratings)](https://appshunter.io/ios/app/gerfs-blue/id1610736063/reviews) | **[2.5 (24 ratings)](https://appshunter.io/ios/app/johnson-controls-cwa/id6449843911/reviews)** |
| Number of ratings | 17 | **24** |
| Positive reviews | 0.0% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 175 MB | 75 MB |
| Requires iOS | **12.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [ECi Software Solutions](https://appshunter.io/developer/923056025) | [Johnson Controls, Inc.](https://appshunter.io/developer/503559091) |

## What reviewers say

### GERFS

[App page](https://appshunter.io/ios/app/gerfs-blue/id1610736063)

This mobile application assists field service technicians with their daily tasks. It integrates with specific versions of GlobalEdge and includes new functionality for Azuga Integration.

**Highlights:** Field service technician support, GlobalEdge integration, Azuga Integration functionality, Mobile task management

**Features:** macOS Compatibility

**In-app purchases:** none


### Johnson Controls CWa

[App page](https://appshunter.io/ios/app/johnson-controls-cwa/id6449843911)

This app assists HVAC field installers and service contractors with onsite tasks. It allows technicians to discover and configure equipment controllers, create punch lists, and balance VAV boxes, with exportable reports.

**Highlights:** Discover BACnet compatible equipment controllers, View and test equipment hardware points, Create real-time punch lists, Configure equipment data, Display trends and events, Balance single duct VAV boxes, Export balancing reports

**In-app purchases:** none


## Frequently asked questions

### Is GERFS free?

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

### Is Johnson Controls CWa free?

Johnson Controls CWa is free to download, with no in-app purchases.

### Which has better reviews, GERFS or Johnson Controls CWa?

Johnson Controls CWa is rated higher. GERFS averages 1.0 out of 5 from 17 ratings, while Johnson Controls CWa averages 2.5 from 24 ratings.

### Do GERFS or Johnson Controls CWa have ads?

Neither GERFS nor Johnson Controls CWa shows ads.

### Which is updated more often, GERFS or Johnson Controls CWa?

GERFS ships an update every 3 weeks, and Johnson Controls CWa every 3 months. Most recently, GERFS was updated on November 3, 2026 and Johnson Controls CWa on November 3, 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.*