# RO vs AmpWhere

The clearest difference is device support: AmpWhere at 3 against RO's 1. AmpWhere also leads on iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases 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 | RO | AmpWhere |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 15 MB | 24 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Coden ITC](https://appshunter.io/developer/1764118671) | [Xyo's Space Inn](https://appshunter.io/developer/1893686163) |

## What reviewers say

### RO

[App page](https://appshunter.io/ios/app/ro-safe/id6746082078)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### AmpWhere

[App page](https://appshunter.io/ios/app/ampwhere-ev-charging-map/id6762292029)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RO free?

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

### Is AmpWhere free?

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

### Do RO or AmpWhere have ads?

Neither RO nor AmpWhere 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.*