# ZERO CARBON TH vs SLC Parents

The clearest difference is device support: ZERO CARBON TH at 3 against SLC Parents's —. On price, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | ZERO CARBON TH | SLC Parents |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Size | 49 MB | 32 MB |
| Requires iOS | **12** | 12.2 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 17+ |
| Developer | [Thailand Greenhouse Gas Management Organization](https://appshunter.io/developer/938564036) | [Supanun Khantapreecha](https://appshunter.io/developer/1254868472) |

## What reviewers say

### ZERO CARBON TH

[App page](https://appshunter.io/ios/app/zero-carbon-th/id6468645997)

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

**In-app purchases:** none


### SLC Parents

[App page](https://appshunter.io/ios/app/slc-parents/id6504213894)

**In-app purchases:** none


## Frequently asked questions

### Is ZERO CARBON TH free?

ZERO CARBON TH is free to download, with no in-app purchases.

### Is SLC Parents free?

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

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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.*