# Centric Product Notes vs CGA Events

The clearest difference is iOS requirement: Centric Product Notes at 13.0 against CGA Events's 15.6. 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.

Centric Product Notes ships an update every 4 months, CGA Events every 7 months. Both last shipped on October 4, 2026.

## The numbers

| Metric | Centric Product Notes | CGA Events |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Size | 10 MB | 35 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Centric Software Inc](https://appshunter.io/developer/811683089) | [Canadian Gas Association](https://appshunter.io/developer/1494083974) |

## What reviewers say

### Centric Product Notes

[App page](https://appshunter.io/ios/app/centric-product-notes/id961893311)

**Features:** macOS Compatibility

**In-app purchases:** none


### CGA Events

[App page](https://appshunter.io/ios/app/cga-events/id1610103447)

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

**In-app purchases:** none


## Frequently asked questions

### Is Centric Product Notes free?

Centric Product Notes is free to download, with no in-app purchases.

### Is CGA Events free?

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

### Do Centric Product Notes or CGA Events have ads?

Neither Centric Product Notes nor CGA Events shows ads.

### Which is updated more often, Centric Product Notes or CGA Events?

Centric Product Notes ships an update every 4 months, and CGA Events every 7 months. Most recently, Centric Product Notes was updated on October 4, 2026 and CGA Events on October 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.*