# IUOE 99 vs IUOE 12

The clearest difference is review sentiment: IUOE 12 at 33% against IUOE 99's 0%. IUOE 12 also leads on ratings volume (28 vs 8). IUOE 99's advantage is rating (4.8 vs 4.4). On price, update cadence, 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.

IUOE 99 holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 8 and 28 respectively. Written reviews complicate that: 0% of IUOE 99's written reviews are positive against 33% of IUOE 12's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | IUOE 99 | IUOE 12 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8 ratings)](https://appshunter.io/ios/app/iuoe-99/id6468943763/reviews)** | [4.4 (28 ratings)](https://appshunter.io/ios/app/iuoe-12/id6476594224/reviews) |
| Number of ratings | 8 | **28** |
| Positive reviews | 0.0% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 119 MB | 120 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [International Union Of Operating Engineers Local 99](https://appshunter.io/developer/1710999668) | [Operating Engineers Funds, Inc.](https://appshunter.io/developer/1727275410) |

## What reviewers say

### IUOE 99

[App page](https://appshunter.io/ios/app/iuoe-99/id6468943763)

This app provides union members with access to news, industry updates, and important contact information. It serves as a tool to understand available benefits and engage with union activities.

**Highlights:** General News & Updates, Industry & Contract Updates, Call Board Integration, Contact Information, Report Violations, Political Action & Organizing

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### IUOE 12

[App page](https://appshunter.io/ios/app/iuoe-12/id6476594224)

This app provides members with direct access to union news, contract updates, and essential resources. Stay informed about industry events, political action, and important contact information.

**Highlights:** General News & Updates, Industry & Contract Updates, Contact Information, Push Notifications, Wage Rates, Benefit Information

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is IUOE 99 free?

IUOE 99 is free to download, with no in-app purchases.

### Is IUOE 12 free?

IUOE 12 is free to download, with no in-app purchases.

### Which has better reviews, IUOE 99 or IUOE 12?

IUOE 99 is rated higher. IUOE 99 averages 4.8 out of 5 from 8 ratings, while IUOE 12 averages 4.4 from 28 ratings.

### Do IUOE 99 or IUOE 12 have ads?

Neither IUOE 99 nor IUOE 12 shows ads.

### Which is updated more often, IUOE 99 or IUOE 12?

IUOE 99 ships an update every 3 months, and IUOE 12 every 3 months. Most recently, IUOE 99 was updated on November 3, 2026 and IUOE 12 on November 4, 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.*