# IAQ 15 vs UGS Messaging

IAQ 15 and UGS Messaging are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | IAQ 15 | UGS Messaging |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (4 ratings)](https://appshunter.io/ios/app/iaq-15/id1618249564/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 30 MB | 51 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cole-Parmer Instrument Company](https://appshunter.io/developer/1221545005) | [Textable](https://appshunter.io/developer/1395042035) |

## What reviewers say

### IAQ 15

[App page](https://appshunter.io/ios/app/iaq-15/id1618249564)

This app connects to specific hardware to retrieve and view environmental event records. It allows for saving data to a server, updating device firmware, and synchronizing time and location with your mobile device.

**Highlights:** Connects to IAQ 15 hardware via Bluetooth, Retrieves and views event records, Saves event records to server, Updates device firmware, Synchronizes device time and location

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

**In-app purchases:** none


### UGS Messaging

[App page](https://appshunter.io/ios/app/ugs-messaging/id6754459802)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IAQ 15 free?

IAQ 15 is free to download, with no in-app purchases.

### Is UGS Messaging free?

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

### Do IAQ 15 or UGS Messaging have ads?

Neither IAQ 15 nor UGS Messaging shows ads.

---

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