# Audubon Bird Guide vs AIRAC Lookup

The clearest difference is rating: AIRAC Lookup at 5.0 against Audubon Bird Guide's 4.3. AIRAC Lookup also leads on review sentiment (100% vs 64%) and ads (none vs shown). Audubon Bird Guide's advantage is ratings volume (4.5K vs 1) and update cadence (every 3 weeks vs every 6 weeks). On price, 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.

AIRAC Lookup holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Audubon Bird Guide has 4.5K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 64% of Audubon Bird Guide's written reviews are positive against 100% of AIRAC Lookup's.

Audubon Bird Guide ships an update every 3 weeks, AIRAC Lookup every 6 weeks. The most recent releases landed on October 29, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Audubon Bird Guide | AIRAC Lookup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (4.5K ratings)](https://appshunter.io/ios/app/audubon-bird-guide/id333227386/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/airac-lookup-cycle-reference/id6759989155/reviews)** |
| Number of ratings | **4.5K** | 1 |
| Positive reviews | 64.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 355 MB | 18 MB |
| Requires iOS | **16.6** | 26.2 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [National Audubon Society](https://appshunter.io/developer/1007642225) | [Christopher Bouquet](https://appshunter.io/developer/1046263522) |

## What reviewers say

### Audubon Bird Guide

[App page](https://appshunter.io/ios/app/audubon-bird-guide/id333227386)

Identify North American birds with this comprehensive field guide. Features include a bird ID tool based on observations, detailed species information with photos and audio, and a personal sightings log. Discover nearby birding locations and connect with conservation efforts.

**Highlights:** Bird identification tool, Detailed species profiles, Bird song and call audio, Sightings log and life list, Nearby birding hotspots, Photo sharing

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app
- 👍 Easy to use
- 🔍 Helpful for identifying birds
- 🎶 Useful bird calls and sounds
- 📍 Provides location-based bird sightings

**What reviewers complain about**

- 🐛 Buggy and crashes
- 🔄 Confusing interface changes
- 🔒 Requires account creation
- 📍 Limited location-based features
- 🗺️ Outdated or incomplete range maps

**Reported bugs**

- Crashes when opening settings
- Incorrect sighting location recording
- Unreliable login and account features
- Compatibility issues with newer devices
- Syncing and data loss problems

**Requested features**

- Add photo ID and sound ID features
- Improve location-based bird sightings
- Expand coverage to more regions/countries
- Allow offline access to field guide
- Provide more detailed bird information


### AIRAC Lookup

[App page](https://appshunter.io/ios/app/airac-lookup-cycle-reference/id6759989155)

This app provides aviation cycle dates and progress at a glance. It offers widgets for your home and lock screens, and a full Apple Watch app for instant access to cycle information, working entirely offline.

**Highlights:** Current and upcoming cycle dates, Live progress bar and days remaining, Search by cycle code, Yearly view with filtering, Home Screen and Lock Screen widgets, Apple Watch app and complications, Offline functionality

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Audubon Bird Guide free?

Audubon Bird Guide is free to download, with no in-app purchases.

### Is AIRAC Lookup free?

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

### Which has better reviews, Audubon Bird Guide or AIRAC Lookup?

AIRAC Lookup is rated higher. Audubon Bird Guide averages 4.3 out of 5 from 4.5K ratings, while AIRAC Lookup averages 5.0 from 1 ratings.

### Do Audubon Bird Guide or AIRAC Lookup have ads?

Audubon Bird Guide shows ads; AIRAC Lookup does not.

### Which is updated more often, Audubon Bird Guide or AIRAC Lookup?

Audubon Bird Guide ships an update every 3 weeks, and AIRAC Lookup every 6 weeks. Most recently, Audubon Bird Guide was updated on October 29, 2026 and AIRAC Lookup on October 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.*