# GridCarbon vs GridPulse

The clearest difference is update cadence: GridPulse at every 2 days against GridCarbon's every 4 months. GridCarbon's advantage is iOS requirement (12.0 vs 17.0). 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.

GridCarbon ships an update every 4 months, GridPulse every 2 days. The most recent releases landed on June 8, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | GridCarbon | GridPulse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (6 ratings)](https://appshunter.io/ios/app/gridcarbon/id346832866/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 75.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 10 MB | 5 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Alex Rogers](https://appshunter.io/developer/346832869) | [Bence Osvath](https://appshunter.io/developer/1860417025) |

## What reviewers say

### GridCarbon

[App page](https://appshunter.io/ios/app/gridcarbon/id346832866)

Monitor the real-time carbon intensity of the UK electricity grid. Understand how electricity generation sources change and identify times when using power is more environmentally friendly. Reduce your carbon footprint by shifting energy consumption to periods of lower grid emissions.

**Highlights:** Real-time carbon intensity updates, Traffic light indicator for intensity levels, Generation mix summary, 24-hour carbon intensity plot, Interactive generation mix chart

**Features:** macOS Compatibility

**In-app purchases:** none


### GridPulse

[App page](https://appshunter.io/ios/app/gridpulse/id6762229397)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GridCarbon free?

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

### Is GridPulse free?

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

### Do GridCarbon or GridPulse have ads?

Neither GridCarbon nor GridPulse shows ads.

### Which is updated more often, GridCarbon or GridPulse?

GridCarbon ships an update every 4 months, and GridPulse every 2 days. Most recently, GridCarbon was updated on June 8, 2026 and GridPulse on September 18, 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.*