# CO vs Herp

The clearest difference is iOS requirement: CO at 13.0 against Herp's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CO sells 2 in-app purchases, starting at $79.00 per month and Herp sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | CO | Herp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/herp/id6762220175/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Monetization | — | Freemium |
| Size | 106 MB | 101 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [jeff posth](https://appshunter.io/developer/1762314687) | [Eryx LLC](https://appshunter.io/developer/1893407332) |

## What reviewers say

### CO

[App page](https://appshunter.io/ios/app/co-op-link/id6630364404)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Growth | $79.00 | per month |
| Pro | $149.00 | per month |


### Herp

[App page](https://appshunter.io/ios/app/herp/id6762220175)

This app helps herpetologists and enthusiasts meticulously record and organize their reptile and amphibian sightings. It allows for detailed note-taking, photo integration, and GPS tracking, with options for offline use and privacy-controlled sharing.

**Highlights:** Record observations with photos, notes, date, and GPS, Extract date and location from photos, Build personal Life List, View observations on interactive maps, Record and replay treks with GPS tracks, Offline work capability, Customizable privacy settings for location sharing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Herp Pro Monthly | $2.99 | per month |
| Herp Pro Annual | $19.99 | per year |


## Frequently asked questions

### Is CO free?

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

### Is Herp free?

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

### Do CO or Herp have ads?

Neither CO nor Herp 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.*