# Carbon Commute vs GridMix

Carbon Commute and GridMix are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

On the App Store both sit at effectively the same score — 5.0 for Carbon Commute against 5.0 for GridMix. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Carbon Commute ships an update every 5 days, GridMix every 3 days. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Carbon Commute | GridMix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/carbon-commute/id6742361046/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/gridmix/id6751874047/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Free | Free |
| Size | 17 MB | 97 MB |
| Requires iOS | **15.1** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eric Christine](https://appshunter.io/developer/1795858649) | [John Chaykowsky](https://appshunter.io/developer/1837354833) |

## What reviewers say

### Carbon Commute

[App page](https://appshunter.io/ios/app/carbon-commute/id6742361046)

Calculate your daily commute's carbon footprint by inputting your travel distance and vehicle's fuel efficiency. The app supports custom fuel efficiency figures and metric conversions, helping you make informed choices about your transportation.

**Highlights:** Calculate commute emissions, Use vehicle estimates, Enter custom fuel efficiency, Support metric conversions, Inform commute decisions

**Features:** macOS Compatibility

**In-app purchases:** none


### GridMix

[App page](https://appshunter.io/ios/app/gridmix/id6751874047)

This app visualizes your region's live CO₂ emissions and forecasts them for the next 24 hours. It helps you identify the cleanest times to use electricity, like charging an EV or running appliances, to reduce your carbon footprint.

**Highlights:** Live CO₂ emissions visualization, 24-hour emissions forecast, Marginal Operating Emissions Rate (MOER), Fossil fuel percentage on grid, Location-aware coverage, Near real-time updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Carbon Commute free?

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

### Is GridMix free?

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

### Which has better reviews, Carbon Commute or GridMix?

Carbon Commute and GridMix are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do Carbon Commute or GridMix have ads?

Neither Carbon Commute nor GridMix shows ads.

### Which is updated more often, Carbon Commute or GridMix?

Carbon Commute ships an update every 5 days, and GridMix every 3 days. Most recently, Carbon Commute was updated on September 10, 2026 and GridMix on September 19, 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.*