# Baltimore County 911 vs PlasmidViewer Pro

The clearest difference is in-app purchases: Baltimore County 911 at none against PlasmidViewer Pro's 2. Baltimore County 911 also leads on iOS requirement (11.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. PlasmidViewer Pro sells 2 in-app purchases, starting at $19.99 per month. Baltimore County 911 asks for nothing beyond the download.

## The numbers

| Metric | Baltimore County 911 | PlasmidViewer Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | — |
| Size | 55 MB | 4 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Baltimore County, Maryland](https://appshunter.io/developer/950779908) | [MARTIN WILLIAMS](https://appshunter.io/developer/6786027753) |

## What reviewers say

### Baltimore County 911

[App page](https://appshunter.io/ios/app/baltimore-county-911/id1662296692)

**Features:** macOS Compatibility

**In-app purchases:** none


### PlasmidViewer Pro

[App page](https://appshunter.io/ios/app/plasmidviewer-pro/id6786027751)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PlasmidViewer Pro (Monthly) | $19.99 | per month |
| PlasmidViewer Pro (Yearly) | $129.99 | per year |


## Frequently asked questions

### Is Baltimore County 911 free?

Baltimore County 911 is free to download, with no in-app purchases.

### Is PlasmidViewer Pro free?

PlasmidViewer Pro is free to download, with in-app purchases available.

### Do Baltimore County 911 or PlasmidViewer Pro have ads?

Neither Baltimore County 911 nor PlasmidViewer Pro 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.*