# Flight CO2 Calculator vs City Explorer App

The clearest difference is in-app purchases: Flight CO2 Calculator at none against City Explorer App's 9. Flight CO2 Calculator also leads on iOS requirement (8.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. City Explorer App sells 9 in-app purchases, starting at $17.99 per month. Flight CO2 Calculator asks for nothing beyond the download.

## The numbers

| Metric | Flight CO2 Calculator | City Explorer App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 43 MB | 99 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andrea Bizzotto](https://appshunter.io/developer/539165502) | [Adam Manczuk](https://appshunter.io/developer/1680716696) |

## What reviewers say

### Flight CO2 Calculator

[App page](https://appshunter.io/ios/app/flight-co2-calculator/id1442575809)

**Features:** macOS Compatibility

**In-app purchases:** none


### City Explorer App

[App page](https://appshunter.io/ios/app/city-explorer-app/id6449268372)

**Features:** Family Sharing

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Standard Monthly | $17.99 | per month |
| Premium Plus Monthly | $34.99 | per month |
| Premium Standard Annual | $99.99 | per year |
| Premium Plus Annual | $179.99 | per year |
| Story Boost bundle 25 | $2.99 | one-time |
| Story Boost Bundle 50 | $3.99 | one-time |
| Story Boost bundle 100 | $4.99 | one-time |
| Routes Boost bundle 250 | $4.99 | one-time |
| Story Boost bundle 200 | $9.99 | one-time |


## Frequently asked questions

### Is Flight CO2 Calculator free?

Flight CO2 Calculator is free to download, with no in-app purchases.

### Is City Explorer App free?

City Explorer App is free to download, with in-app purchases available.

### Do Flight CO2 Calculator or City Explorer App have ads?

Neither Flight CO2 Calculator nor City Explorer App 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.*