# IUEC Local 9 vs Building Controls Group

The clearest difference is ads: IUEC Local 9 at none against Building Controls Group's shown. Building Controls Group's advantage is update cadence (every 7 months vs every 27 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

IUEC Local 9 ships an update every 27 months, Building Controls Group every 7 months. The most recent releases landed on September 21, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | IUEC Local 9 | Building Controls Group |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/building-controls-group/id6578423014/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Every 7 months** |
| Monetization | — | Free |
| Size | 4 MB | 14 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Elevator Constructors Local 9](https://appshunter.io/developer/1438033441) | [BUILDING CONTROLS GROUP, LLC](https://appshunter.io/developer/1759469841) |

## What reviewers say

### IUEC Local 9

[App page](https://appshunter.io/ios/app/iuec-local-9/id1438033442)

**Features:** macOS Compatibility

**In-app purchases:** none


### Building Controls Group

[App page](https://appshunter.io/ios/app/building-controls-group/id6578423014)

Access HVAC controls and building automation system supplies, training, and engineering resources. This application consolidates all offerings from the company in one convenient location.

**Highlights:** HVAC controls supplies, Building automation systems, Training resources, Engineering resources, Consolidated offerings

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IUEC Local 9 free?

IUEC Local 9 is free to download, with no in-app purchases.

### Is Building Controls Group free?

Building Controls Group is free to download, with no in-app purchases.

### Do IUEC Local 9 or Building Controls Group have ads?

Building Controls Group shows ads; IUEC Local 9 does not.

### Which is updated more often, IUEC Local 9 or Building Controls Group?

IUEC Local 9 ships an update every 27 months, and Building Controls Group every 7 months. Most recently, IUEC Local 9 was updated on September 21, 2026 and Building Controls Group on October 30, 2026.

---

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