Vireo Birdsong Log

Your pocket field journal for every bird you spot. Log sightings, explore 25 species, and keep all your notes private — no account needed.

Every bird deserves a record. Vireo is your personal birding field journal — beautifully simple, completely offline, no account required.

— KEY FEATURES —

• Log Sightings in Seconds — Choose from 25 North American species, add a location, pick a date, and write your own field notes. A confirmation banner appears the moment your sighting is saved.

• Unique Waveform Per Sighting — Each entry generates a distinctive audio waveform visualization, giving every encounter its own visual fingerprint.

• Species Catalog with 25 Birds — Browse all 25 species organized by family (Thrushes, Warblers, Sparrows, Hawks, Owls, and more). Every entry includes the scientific name, preferred habitat, size class, and three key identification traits.

• Search & Filter — Find any species instantly by name or family using the live search bar. Tap a family chip to filter the catalog to a single group.

• Rich Sighting Detail — Tap any log entry to see the full species profile: family, habitat, size, key traits, and your personal field notes all in one place.

• Swipe to Delete — Remove any sighting with a quick swipe. Your list stays clean and accurate.

• Fully Private & Offline — All data lives on your device via secure local storage. No internet connection, no login, no ads — ever.

• 25 Common North American Birds — From the bold Northern Cardinal and melodic Wood Thrush to the acrobatic Belted Kingfisher and elusive Great Horned Owl, Vireo covers the birds you're most likely to encounter in parks, forests, and backyards.

Vireo is built for birders at every level — beginners logging their first lifer, casual walkers who want to remember what they saw, and enthusiasts who appreciate a clean, distraction-free journal. Take it into the field and start building your life list today.

— Vireo Birdsong Log PREMIUM —

Premium unlocks the full Vireo experience: unlimited sightings and life-list entries, the complete 25-species field guide with waveform fingerprints for every encounter, and an entirely ad-free, offline journal that is 100% private with no account required.

Subscription options: • Weekly — $9.99 / week • Yearly — $49.99 / year (includes a 3-day free trial)

Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the period. Manage or cancel anytime in your Apple Account settings.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://pnkl26.web.app/privacy-policy