# CF Event vs BurnCheck

The clearest difference is iOS requirement: CF Event at 9.0 against BurnCheck's 11.0. 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.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 28, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | CF Event | BurnCheck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 6 MB | 58 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thailand Greenhouse Gas Management Organization](https://appshunter.io/developer/938564036) | [GISTDA](https://appshunter.io/developer/1046208414) |

## What reviewers say

### CF Event

[App page](https://appshunter.io/ios/app/cf-event/id1433863859)

**Features:** macOS Compatibility

**In-app purchases:** none


### BurnCheck

[App page](https://appshunter.io/ios/app/burncheck/id1556975247)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CF Event free?

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

### Is BurnCheck free?

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

### Do CF Event or BurnCheck have ads?

Neither CF Event nor BurnCheck shows ads.

### Which is updated more often, CF Event or BurnCheck?

CF Event ships an update every 2 weeks, and BurnCheck every 2 weeks. Most recently, CF Event was updated on September 28, 2026 and BurnCheck on September 26, 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.*