# Evongo vs GridMix

The clearest difference is iOS requirement: Evongo at 12.3 against GridMix's 16.2. 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 | Evongo | GridMix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/gridmix/id6751874047/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Monetization | — | Free |
| Size | 42 MB | 97 MB |
| Requires iOS | **12.3** | 16.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Nantang Technology (Shenzhen) Co., Ltd.](https://appshunter.io/developer/1752103082) | [John Chaykowsky](https://appshunter.io/developer/1837354833) |

## What reviewers say

### Evongo

[App page](https://appshunter.io/ios/app/evongo/id6504404721)

**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, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Evongo free?

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

### Is GridMix free?

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

### Do Evongo or GridMix have ads?

Neither Evongo nor GridMix 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.*