# Carbon Checkout vs Carbon Tracker US

The clearest difference is iOS requirement: Carbon Checkout at 16.0 against Carbon Tracker US's 18.5. On price, ads, in-app purchases and device support 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 | Carbon Checkout | Carbon Tracker US |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/carbon-checkout/id6745761946/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | — |
| Size | 53 MB | 4 MB |
| Requires iOS | **16.0** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Elizabeth Johnson](https://appshunter.io/developer/1797563011) | [Siqin Yu](https://appshunter.io/developer/1836378162) |

## What reviewers say

### Carbon Checkout

[App page](https://appshunter.io/ios/app/carbon-checkout/id6745761946)

Track the environmental impact of your purchases by scanning receipts. Get insights into your carbon footprint, nutrition scores, and category breakdowns to make more sustainable shopping choices.

**Highlights:** Scan receipts with AI, Track carbon footprint, Get nutrition scores, Analyze category impact, Compare to global averages, Discover eco-alternatives

**Features:** macOS Compatibility

**In-app purchases:** none


### Carbon Tracker US

[App page](https://appshunter.io/ios/app/carbon-tracker-us/id6751712815)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Carbon Checkout free?

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

### Is Carbon Tracker US free?

Carbon Tracker US is free to download, with no in-app purchases.

### Do Carbon Checkout or Carbon Tracker US have ads?

Neither Carbon Checkout nor Carbon Tracker US shows ads.

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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.*