# Pre vs Johnson Controls CWa

The clearest difference is rating: Pre at 5.0 against Johnson Controls CWa's 2.5. Pre also leads on iOS requirement (13.0 vs 16.0). Johnson Controls CWa's advantage is ratings volume (24 vs 1) and update cadence (every 3 months vs every 7 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.

Pre holds the better App Store score, 5.0 against 2.5. That said, the two scores are not equally well evidenced: Johnson Controls CWa has 24 ratings behind it against 1, so its average is the more settled of the two.

Pre ships an update every 7 months, Johnson Controls CWa every 3 months. The most recent releases landed on September 28, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Pre | Johnson Controls CWa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pre-alignment/id1499479273/reviews)** | [2.5 (24 ratings)](https://appshunter.io/ios/app/johnson-controls-cwa/id6449843911/reviews) |
| Number of ratings | 1 | **24** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 67 MB | 75 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ACOEM Group](https://appshunter.io/developer/1495816959) | [Johnson Controls, Inc.](https://appshunter.io/developer/503559091) |

## What reviewers say

### Pre

[App page](https://appshunter.io/ios/app/pre-alignment/id1499479273)

This app guides users through pre-alignment tasks using a connected Bluetooth probe. It allows measurement and recording of run-out, bearing clearance, and soft foot, with the ability to generate instant PDF reports.

**Highlights:** Bluetooth connectivity, Icon-based adaptive user interface, Measure and record Run-Out, Measure and record Bearing Clearance, Measure and record True SoftCheck, Generate instant PDF reports

**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 Pre free?

Pre 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, Pre or Johnson Controls CWa?

Pre is rated higher. Pre averages 5.0 out of 5 from 1 ratings, while Johnson Controls CWa averages 2.5 from 24 ratings.

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

Neither Pre nor Johnson Controls CWa shows ads.

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

Pre ships an update every 7 months, and Johnson Controls CWa every 3 months. Most recently, Pre was updated on September 28, 2026 and Johnson Controls CWa on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*