# Echo Meter Touch Bat Detector vs Pingree Park Field Guide

The clearest difference is rating: Echo Meter Touch Bat Detector at 4.5 against Pingree Park Field Guide's 1.0. Echo Meter Touch Bat Detector also leads on ratings volume (139 vs 1). Pingree Park Field Guide's advantage is review sentiment (100% vs 59%) and iOS requirement (9.0 vs 16.0). On price, update cadence, 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.

Echo Meter Touch Bat Detector holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Echo Meter Touch Bat Detector has 139 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 59% of Echo Meter Touch Bat Detector's written reviews are positive against 100% of Pingree Park Field Guide's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 30, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Echo Meter Touch Bat Detector | Pingree Park Field Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (139 ratings)](https://appshunter.io/ios/app/echo-meter-touch-bat-detector/id693958125/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/pingree-park-field-guide/id992638563/reviews) |
| Number of ratings | **139** | 1 |
| Positive reviews | 59.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 127 MB | 621 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wildlife Acoustics](https://appshunter.io/developer/605247214) | [Colorado State University](https://appshunter.io/developer/527760765) |

## What reviewers say

### Echo Meter Touch Bat Detector

[App page](https://appshunter.io/ios/app/echo-meter-touch-bat-detector/id693958125)

This app works with a specialized hardware module to detect, record, and identify bats by their ultrasonic echolocation calls. It offers real-time listening, spectrogram visualization, and automatic species identification for outdoor enthusiasts, citizen scientists, and researchers.

**Highlights:** Listen to bat echolocation calls, View real-time spectrograms, Automatic bat species identification, Record full spectrum .wav files, Map bat recording locations, Transfer recordings to computer

**In-app purchases:** none


### Pingree Park Field Guide

[App page](https://appshunter.io/ios/app/pingree-park-field-guide/id992638563)

Access offline reference materials for the CSU Mountain Campus, specifically developed for the NR220 course. This application provides essential information without requiring an internet connection.

**Highlights:** Offline access, Reference materials, CSU Mountain Campus, NR220 course content

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Echo Meter Touch Bat Detector free?

Echo Meter Touch Bat Detector is free to download, with no in-app purchases.

### Is Pingree Park Field Guide free?

Pingree Park Field Guide is free to download, with no in-app purchases.

### Which has better reviews, Echo Meter Touch Bat Detector or Pingree Park Field Guide?

Echo Meter Touch Bat Detector is rated higher. Echo Meter Touch Bat Detector averages 4.5 out of 5 from 139 ratings, while Pingree Park Field Guide averages 1.0 from 1 ratings.

### Do Echo Meter Touch Bat Detector or Pingree Park Field Guide have ads?

Neither Echo Meter Touch Bat Detector nor Pingree Park Field Guide shows ads.

### Which is updated more often, Echo Meter Touch Bat Detector or Pingree Park Field Guide?

Echo Meter Touch Bat Detector ships an update every 2 months, and Pingree Park Field Guide every 2 months. Most recently, Echo Meter Touch Bat Detector was updated on September 30, 2026 and Pingree Park Field Guide on September 15, 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.*