# Big Year Birding ABA vs eBird Alert!

The clearest difference is rating: eBird Alert! at 4.8 against Big Year Birding ABA's 4.0. eBird Alert! also leads on review sentiment (100% vs 67%) and monetization model (free vs ad-supported). Big Year Birding ABA's advantage is iOS requirement (15.0 vs 18.2). On price, ratings volume, update cadence and ads there is nothing between them.

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

eBird Alert! holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 4 and 8 respectively. Written reviews point the same way: 67% of Big Year Birding ABA's written reviews are positive against 100% of eBird Alert!'s.

Big Year Birding ABA ships an update monthly, eBird Alert! every 3 weeks. The most recent releases landed on October 31, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Big Year Birding ABA | eBird Alert! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/big-year-birding-aba/id898797202/reviews) | **[4.8 (8 ratings)](https://appshunter.io/ios/app/ebird-alert/id6745479305/reviews)** |
| Number of ratings | 4 | **8** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 95 MB | 12 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PVI Maine LLC](https://appshunter.io/developer/384927995) | [Colin Rafferty](https://appshunter.io/developer/1809866831) |

## What reviewers say

### Big Year Birding ABA

[App page](https://appshunter.io/ios/app/big-year-birding-aba/id898797202)

Easily record bird sightings in the field with location, date, and time automatically captured. Discover local birds, view recent sightings nearby, and export your data. Works offline and includes a comprehensive database of North American species.

**Highlights:** Automatic GPS location, date, and time recording, Comprehensive database of North American birds, Discover local birds by location and month, View and navigate to recent nearby sightings, Offline functionality, Create eBird upload files, Add personal photos and notes

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

**In-app purchases:** none


### eBird Alert!

[App page](https://appshunter.io/ios/app/ebird-alert/id6745479305)

Discover rare bird sightings in your vicinity based on community-submitted checklists. Customize your search by distance, recency, and location. Access identification details and photos to aid your bird spotting.

**Highlights:** Find nearby rare bird sightings, Customize sighting proximity and recency, Filter by county or view all local birds, Open sighting locations in maps, View sighting comments, Access bird identification details and photos

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

**In-app purchases:** none


## Frequently asked questions

### Is Big Year Birding ABA free?

Big Year Birding ABA is free to download, with no in-app purchases.

### Is eBird Alert! free?

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

### Which has better reviews, Big Year Birding ABA or eBird Alert!?

eBird Alert! is rated higher. Big Year Birding ABA averages 4.0 out of 5 from 4 ratings, while eBird Alert! averages 4.8 from 8 ratings.

### Do Big Year Birding ABA or eBird Alert! have ads?

Neither Big Year Birding ABA nor eBird Alert! shows ads.

### Which is updated more often, Big Year Birding ABA or eBird Alert!?

Big Year Birding ABA ships an update monthly, and eBird Alert! every 3 weeks. Most recently, Big Year Birding ABA was updated on October 31, 2026 and eBird Alert! on October 30, 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.*