# CHIRP vs WildOtter

The clearest difference is in-app purchases: CHIRP at none against WildOtter's 1. CHIRP also leads on iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. WildOtter sells 1 in-app purchase, starting at $14.99 per year. CHIRP asks for nothing beyond the download.

CHIRP ships an update monthly, WildOtter every 4 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | CHIRP | WildOtter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | — | Subscription |
| Size | 19 MB | 52 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [THE SURGERY DESIGN & DIGITAL LTD](https://appshunter.io/developer/963204000) | [Shoothill Ltd.](https://appshunter.io/developer/630682372) |

## What reviewers say

### CHIRP

[App page](https://appshunter.io/ios/app/chirp/id1624936054)

**Features:** macOS Compatibility

**In-app purchases:** none


### WildOtter

[App page](https://appshunter.io/ios/app/wildotter/id6468110653)

This app provides water users with reliable, community-sourced information for safe outdoor activities. Discover routes, swimming spots, points of interest, and river levels. It aims to eliminate worries about outdated information.

**Highlights:** User-added content, Moderated information, Safe water activity guidance, Route discovery, Wild swimming spots, River level information

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WildOtter Full Subscription | $14.99 | per year |


## Frequently asked questions

### Is CHIRP free?

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

### Is WildOtter free?

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

### Do CHIRP or WildOtter have ads?

Neither CHIRP nor WildOtter shows ads.

### Which is updated more often, CHIRP or WildOtter?

CHIRP ships an update monthly, and WildOtter every 4 weeks. Most recently, CHIRP was updated on November 3, 2026 and WildOtter on November 3, 2026.

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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.*