# eBird vs Aves do Sudeste do Brasil

The clearest difference is review sentiment: Aves do Sudeste do Brasil at 100% against eBird's 37%. Aves do Sudeste do Brasil also leads on update cadence (every 2 weeks vs every 2 months) and iOS requirement (15.1 vs 18.0). eBird's advantage is monetization model (free vs free with in-app purchases) and chart position (#150 vs unranked). On price, ads, in-app purchases and device support there is nothing between them.

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

eBird ships an update every 2 months, Aves do Sudeste do Brasil every 2 weeks. The most recent releases landed on October 22, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | eBird | Aves do Sudeste do Brasil |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (824 ratings)](https://appshunter.io/ios/app/ebird/id988799279/reviews)** | — |
| Number of ratings | **824** | — |
| Positive reviews | 37.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#150** | — |
| Size | 81 MB | 61 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cornell University](https://appshunter.io/developer/382072985) | [FILIPE SANTOS PACHECO PRATES](https://appshunter.io/developer/6798828882) |

## What reviewers say

### eBird

[App page](https://appshunter.io/ios/app/ebird/id988799279)

**Currently charting:** #150 Top Free · Reference (US App Store)

Easily record bird sightings in the field and contribute to a global database for scientific research and conservation. This app offers offline functionality, customized checklists, and GPS-enabled location plotting.

**Highlights:** Record bird observations globally, Global taxonomy and local common names, Location and time-based checklists, Rare species flagging, Offline functionality, GPS location plotting, Trip and day list tracking

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent for citizen science
- 🔍 Helpful for finding birds at hotspots
- 📚 Useful for tracking life lists
- 👍 Easy to use and submit checklists
- 🤝 Integrates well with Merlin Bird ID

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔋 High battery consumption
- 📍 Issues with location tracking and mapping
- 🤔 Unintuitive user interface
- 🔒 Privacy concerns with location data

**Reported bugs**

- App crashes when trying to start a new checklist
- Inability to log in or access account
- Inconsistent behavior with bird pack downloads
- Checklist data not syncing across devices
- Explore feature not working as expected

**Requested features**

- Add ability to upload photos and audio directly in the app
- Implement alphabetical sorting for checklists
- Improve syncing between app and website
- Add more advanced filtering and search options
- Provide offline access to bird information


### Aves do Sudeste do Brasil

[App page](https://appshunter.io/ios/app/aves-do-sudeste-do-brasil/id6798828880)

This digital guide helps you identify birds in Brazil's Southeast region with offline access to species information, photos, and sounds. Explore detailed descriptions, popular and scientific names, and distribution maps for hundreds of avian species.

**Highlights:** Offline bird identification, Species search and lists, Popular and scientific names, Descriptive texts and photos, Bird sound recordings, Distribution maps

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

**In-app purchases:** none


## Frequently asked questions

### Is eBird free?

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

### Is Aves do Sudeste do Brasil free?

Aves do Sudeste do Brasil is free to download, with no in-app purchases.

### Do eBird or Aves do Sudeste do Brasil have ads?

Neither eBird nor Aves do Sudeste do Brasil shows ads.

### Which is updated more often, eBird or Aves do Sudeste do Brasil?

eBird ships an update every 2 months, and Aves do Sudeste do Brasil every 2 weeks. Most recently, eBird was updated on October 22, 2026 and Aves do Sudeste do Brasil on October 6, 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.*