# Gresham POA vs OPCMIA Events

The clearest difference is ads: OPCMIA Events at none against Gresham POA's shown. Gresham POA's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Gresham POA ships an update every 12 months, OPCMIA Events every 10 months. The most recent releases landed on October 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Gresham POA | OPCMIA Events |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 10 months** |
| Size | 50 MB | 69 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Gresham Police Officers Assn](https://appshunter.io/developer/1439580578) | [OPERATIVE PLASTERERS & CEMENT MASONS INTERNATIONAL ASSOCIATION INC](https://appshunter.io/developer/1473029472) |

## What reviewers say

### Gresham POA

[App page](https://appshunter.io/ios/app/gresham-poa/id1439580579)

**Features:** macOS Compatibility

**In-app purchases:** none


### OPCMIA Events

[App page](https://appshunter.io/ios/app/opcmia-events/id1473029473)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gresham POA free?

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

### Is OPCMIA Events free?

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

### Do Gresham POA or OPCMIA Events have ads?

Gresham POA shows ads; OPCMIA Events does not.

### Which is updated more often, Gresham POA or OPCMIA Events?

Gresham POA ships an update every 12 months, and OPCMIA Events every 10 months. Most recently, Gresham POA was updated on October 4, 2026 and OPCMIA Events on October 25, 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.*