# CBD Events vs AIPH

The clearest difference is update cadence: AIPH at weekly against CBD Events's every 5 weeks. CBD Events's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.4). On price, 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.

CBD Events ships an update every 5 weeks, AIPH weekly. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | CBD Events | AIPH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 12 MB | 145 MB |
| Requires iOS | **15.6** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Secretariat of the Convention on Biological Diversity](https://appshunter.io/developer/1441613305) | [Seren Events Limited](https://appshunter.io/developer/1635147476) |

## What reviewers say

### CBD Events

[App page](https://appshunter.io/ios/app/cbd-events/id1441613306)

**Features:** macOS Compatibility

**In-app purchases:** none


### AIPH

[App page](https://appshunter.io/ios/app/aiph/id6474271446)

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

**In-app purchases:** none


## Frequently asked questions

### Is CBD Events free?

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

### Is AIPH free?

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

### Do CBD Events or AIPH have ads?

Neither CBD Events nor AIPH shows ads.

### Which is updated more often, CBD Events or AIPH?

CBD Events ships an update every 5 weeks, and AIPH weekly. Most recently, CBD Events was updated on October 1, 2026 and AIPH on October 2, 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.*