# BirdTrace — Identify & Record Birds > Bird identification, species exploration, and personal sighting records app. (iPhone/iPad app by 晓宇 沈.) - Source: https://appshunter.io/ios/app/birdtrace/id6784076225 (this page in markdown: same URL + `.md`) - Developer: [晓宇 沈](https://appshunter.io/developer/6784057413) - Category: Reference, Photo & Video - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 17.0 · 138 MB - Languages: American English, Chinese (Simplified, China) - Released: 2026-07-08 - Data updated: 2026-09-05 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/birdtrace/id6784076225/reviews.md ## What is BirdTrace? BirdTrace combines bird identification, species exploration, and personal sighting records in one app, helping you discover the birds around you and build your own bird collection. Whether you are visiting a park, wetland, forest, or a new travel destination, you can identify birds from photos, explore species information, and save each discovery. 【GLOBAL BIRDDEX】 BirdTrace 2.0 expands the BirdDex to cover 11,171 bird species worldwide. Search by common name or scientific name, browse taxonomic information, and explore the diversity of birds across the globe. 【BILINGUAL BIRD ENCYCLOPEDIA】 Species pages provide information in both Chinese and English, including: • Identification and appearance • Habitat • Distribution • Behavior • Diet and foraging • Breeding • Taxonomy and scientific names The amount of available information may vary by species depending on the availability of reliable source material. 【OFFLINE BIRD IDENTIFICATION】 Select or capture a bird photo and identify it using an on-device model. The core identification process does not require a continuous internet connection, making it suitable for outdoor use, travel, and locations with limited connectivity. Identification results can be saved to your personal records and linked to the corresponding BirdDex species. 【CONSERVATION STATUS】 For relevant bird species found in China, BirdTrace displays conservation labels such as National First-Class Protected Wildlife, National Second-Class Protected Wildlife, and other nationally protected species categories. 【SIGHTINGS AND COLLECTION】 Save the birds you encounter and gradually complete your personal BirdDex. Each saved record preserves part of your birdwatching journey and helps your collection grow over time. 【ACHIEVEMENTS】 Unlock achievements by identifying, collecting, and exploring birds. From your first discovery to collecting hundreds or thousands of species, BirdTrace records every major milestone. 【NEARBY BIRDS】 Explore bird species that may occur near your current location and use recent observation information to prepare for your next birdwatching trip. Nearby Birds requires an internet connection, and availability may depend on local observation coverage. BirdTrace is designed to make bird identification more than finding a name. It is a starting point for learning about nature, preserving your discoveries, and continuing to explore. Begin your global birdwatching journey and bring your personal BirdDex to life. ## Key features - Offline bird identification from photos - Global bird database with 11,171 species - Bilingual (Chinese/English) species encyclopedia - Record and collect bird sightings - Conservation status for Chinese species - Unlock achievements for bird discoveries ## Frequently asked questions about BirdTrace ### What is BirdTrace? BirdTrace is a reference app designed to help users identify birds from photos, explore detailed information about various species, and maintain a personal log of their bird sightings. It aims to enhance the birdwatching experience by providing comprehensive data and recording capabilities. ### Can I identify birds offline with BirdTrace? Yes, BirdTrace offers offline bird identification. You can select or capture a bird photo and use its on-device model for identification without a continuous internet connection, making it ideal for outdoor use. ### How many bird species does BirdTrace cover? BirdTrace 2.0 includes a global BirdDex that covers 11,171 bird species worldwide. Users can search by common or scientific name and browse taxonomic information for each species. ### What kind of information is available for each bird species? Species pages in BirdTrace provide bilingual (Chinese and English) information including identification, appearance, habitat, distribution, behavior, diet, breeding habits, and taxonomy. The depth of information may vary by species. ### Does BirdTrace track conservation status? For bird species found in China, BirdTrace displays conservation labels such as National First-Class Protected Wildlife and National Second-Class Protected Wildlife, along with other nationally protected species categories. ### How does BirdTrace help me build a bird collection? You can save the birds you encounter as personal records within the app, gradually completing your own BirdDex. Each saved record contributes to your growing collection and documents your birdwatching journey. ### Does BirdTrace have ads? No, BirdTrace does not contain advertisements. The app is free to use and does not display any ads to its users. ### What devices is BirdTrace available on? BirdTrace is available on iPhone and iPad devices. It is designed to be compatible with Apple's mobile operating systems. ## Version history (last 5 releases) ### 2.2 — 2026-08-26 BirdTrace 2.2 brings major improvements to bird identification and species information: Upgraded to a more powerful on-device bird recognition model for improved identification performance. Added IUCN conservation status information to help you better understand each species’ global conservation level. Improved location support when recording and identifying birds, making sightings easier to organize by place. Improved the reliability and overall experience of photo-based bird identification. Additional performance and stability improvements throughout the app. We will continue refining BirdTrace’s recognition capabilities and species data in future updates. ### 2.1 — 2026-08-17 BirdTrace 2.1 brings two important improvements: • You can now select photos directly from your photo library, making it easier to create new records • The Achievement system has been significantly optimized for faster progress updates, quicker loading, and improved stability We’ve also fixed several known issues and improved the overall experience. ### 2.0 — 2026-08-01 BirdTrace 2.0 is a major update: • Expanded the BirdDex to cover 11,171 bird species worldwide • Added and improved bilingual bird encyclopedia content • Added information covering identification, habitat, distribution, behavior, diet, and breeding • Added conservation status labels for relevant bird species in China • Redesigned the achievement system with more collection and exploration milestones • Improved species pages, the BirdDex, and achievement layouts across different screen sizes • Improved image processing for portrait photos and bird identification • Fixed an issue that could prevent manually saved records from opening the correct species page • Improved species-name matching, navigation, and data loading • Enhanced overall stability and usability Thank you for using BirdTrace. Start exploring a more complete global BirdDex today. ### 1.1 — 2026-07-14 BirdTrace 1.1 delivers a more accurate and reliable bird identification experience. * Improved the bird identification model, increasing accuracy by approximately 2% * Fixed known issues * Enhanced overall performance and stability ### 1.0 — 2026-07-08 No release notes. ## Apps similar to BirdTrace | App | Rating | Price | Category | | --- | --- | --- | --- | | [Birdr: Rare Bird Alerts & ID](https://appshunter.io/ios/app/birdr-rare-bird-alerts-and-id/id6761167834) | 4.8 (16) | Free | Reference | | [Perchly - Bird Journal](https://appshunter.io/ios/app/perchly-bird-journal/id6759190758) | 5.0 (1) | Free | Reference | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-05.*