# Recosfa vs BirdNET

The clearest difference is review sentiment: BirdNET at 66% against Recosfa's 0%. BirdNET also leads on iOS requirement (13.0 vs 15.1). Recosfa's advantage is update cadence (every 5 weeks vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Recosfa ships an update every 5 weeks, BirdNET every 3 months. The most recent releases landed on October 18, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Recosfa | BirdNET |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (215 ratings)](https://appshunter.io/ios/app/birdnet/id1541842885/reviews)** |
| Number of ratings | — | **215** |
| Positive reviews | 0.0% of reviews | **66.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 27 MB | 98 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Francisco Duran](https://appshunter.io/developer/1151915443) | [Stefan Kahl](https://appshunter.io/developer/1541842887) |

## What reviewers say

### Recosfa

[App page](https://appshunter.io/ios/app/recosfa/id1151915444)

This app collects vertebrate roadkill data in Colombia to identify hotspots and species affected. It aims to provide criteria for reducing wildlife-vehicle collisions through a participatory network of researchers, entities, and citizens.

**Highlights:** Vertebrate roadkill data collection, Identification of species affected, Mapping of collision hotspots, Data analysis for prevention strategies, Participatory network for researchers and citizens, Methodological protocols and tools

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

**In-app purchases:** none


### BirdNET

[App page](https://appshunter.io/ios/app/birdnet/id1541842885)

Identify bird species by their sounds using AI. Record audio with your device and discover the birds around you. Contribute to conservation research by submitting your recordings.

**Highlights:** AI-powered bird sound recognition, Identify common North American and European species, Record audio with internal microphone, View probable bird species identification, Contribute to conservation research, Learn about local birds

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💚 Excellent bird identification accuracy
- 👍 Simple and intuitive interface
- 🔍 Helpful links to Wikipedia and other resources
- 🎉 Enjoyable and educational for bird enthusiasts
- 🗺️ Leverages location data to improve identification

**What reviewers complain about**

- 🐛 App crashes or freezes on some devices
- 🔍 Struggles to identify multiple birds singing simultaneously
- 🔇 Unable to play back previous recordings in some cases
- 🗺️ Inaccurate or incomplete regional bird data
- 🤔 Questionable identification results in some cases

**Reported bugs**

- Crashes when trying to access observation history
- Recordings disappearing after app updates
- Inability to start a new recording without exiting the app
- Microphone not working on certain devices
- Incorrect or missing bird species in regional databases

**Requested features**

- Ability to manually select frequency ranges for analysis
- Option to delete individual observations or recordings
- Import/export functionality for recordings and observations
- Improved handling of background noise and interference
- More detailed feedback when multiple birds are detected


## Frequently asked questions

### Is Recosfa free?

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

### Is BirdNET free?

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

### Do Recosfa or BirdNET have ads?

Neither Recosfa nor BirdNET shows ads.

### Which is updated more often, Recosfa or BirdNET?

Recosfa ships an update every 5 weeks, and BirdNET every 3 months. Most recently, Recosfa was updated on October 18, 2026 and BirdNET on October 20, 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.*