# COA Events vs Catalyst Academy

The clearest difference is iOS requirement: Catalyst Academy at 13.0 against COA 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.

COA Events ships an update every 6 months, Catalyst Academy every 4 months. The most recent releases landed on November 3, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | COA Events | Catalyst Academy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Size | 57 MB | 187 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Canadian Orthopaedic Association](https://appshunter.io/developer/653094843) | [Catalyst Academy Tuition LTD](https://appshunter.io/developer/1859923346) |

## What reviewers say

### COA Events

[App page](https://appshunter.io/ios/app/coa-events/id6449561033)

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

**In-app purchases:** none


### Catalyst Academy

[App page](https://appshunter.io/ios/app/catalyst-academy/id6756296903)

**In-app purchases:** none


## Frequently asked questions

### Is COA Events free?

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

### Is Catalyst Academy free?

Catalyst Academy is free to download, with no in-app purchases.

### Do COA Events or Catalyst Academy have ads?

Neither COA Events nor Catalyst Academy shows ads.

### Which is updated more often, COA Events or Catalyst Academy?

COA Events ships an update every 6 months, and Catalyst Academy every 4 months. Most recently, COA Events was updated on November 3, 2026 and Catalyst Academy on November 13, 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.*