Merlin Bird ID by Cornell Lab
What’s that bird? Just answer 5 questions, snap a photo, or record its song!
DownloadPrevious Versions
Merlin Bird ID by Cornell Lab
4.1
XAPK
APKs
August 24, 2026
270.89 MB
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: cd8426a0adaafa0fd1d703c0b41684b3c03ec1b4
Size: 270.89 MB
What's New:
What's new in 4.0:
Enhanced account authentication - Added a more secure method for logging in
Improved flow for saving birds - Streamlined the process for saving birds to your life list
Bug fixes
Important Update Notice
You'll be automatically logged out when this version launches due to the new authentication system. Simply log back in using any login screen. Forgot your password? Use the reset option to get back in quickly.
Enhanced account authentication - Added a more secure method for logging in
Improved flow for saving birds - Streamlined the process for saving birds to your life list
Bug fixes
Important Update Notice
You'll be automatically logged out when this version launches due to the new authentication system. Simply log back in using any login screen. Forgot your password? Use the reset option to get back in quickly.
Merlin Bird ID by Cornell Lab
4.0.1
XAPK
APKs
July 27, 2026
280.92 MB
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: efd16ddf51cdadbf5d8bb33755dcbbb2bd7c9a13
Size: 280.92 MB
What's New:
What's new in 4.0:
Enhanced account authentication - Added a more secure method for logging in
Improved flow for saving birds - Streamlined the process for saving birds to your life list
Bug fixes
Important Update Notice
You'll be automatically logged out when this version launches due to the new authentication system. Simply log back in using any login screen. Forgot your password? Use the reset option to get back in quickly.
Enhanced account authentication - Added a more secure method for logging in
Improved flow for saving birds - Streamlined the process for saving birds to your life list
Bug fixes
Important Update Notice
You'll be automatically logged out when this version launches due to the new authentication system. Simply log back in using any login screen. Forgot your password? Use the reset option to get back in quickly.
Merlin Bird ID by Cornell Lab
4.0
XAPK
APKs
July 9, 2026
280.91 MB
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: a781f7f1211a88910280647cc473e86cb0e85884
Size: 280.91 MB
What's New:
What's new in 4.0:
Enhanced account authentication - Added a more secure method for logging in
Improved flow for saving birds - Streamlined the process for saving birds to your life list
Bug fixes
Important Update Notice
You'll be automatically logged out when this version launches due to the new authentication system. Simply log back in using any login screen. Forgot your password? Use the reset option to get back in quickly.
Enhanced account authentication - Added a more secure method for logging in
Improved flow for saving birds - Streamlined the process for saving birds to your life list
Bug fixes
Important Update Notice
You'll be automatically logged out when this version launches due to the new authentication system. Simply log back in using any login screen. Forgot your password? Use the reset option to get back in quickly.
Merlin Bird ID by Cornell Lab
3.12.1
XAPK
APKs
June 10, 2026
281.96 MB
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 1ad0132cf2bf196d274e7b69d533b721682a7769
Size: 281.96 MB
What's New:
What’s new in 3.12:
Observation Deck: Your Merlin home screen now features a swipeable daily feed showcasing Bird of the Day, stunning featured photos, and bite-sized bird tips! Each contains a full-screen view for photos and videos, plus a "Learn more" button to dive deeper into species accounts or related content.
New language support for Kyrgyz and Welsh.
Improvements and new species added to Photo ID
Observation Deck: Your Merlin home screen now features a swipeable daily feed showcasing Bird of the Day, stunning featured photos, and bite-sized bird tips! Each contains a full-screen view for photos and videos, plus a "Learn more" button to dive deeper into species accounts or related content.
New language support for Kyrgyz and Welsh.
Improvements and new species added to Photo ID
Merlin Bird ID by Cornell Lab
3.12
XAPK
APKs
May 26, 2026
281.92 MB
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 11dde86fa76080e092b6765bca43b8c5b8336195
Size: 281.92 MB
What's New:
What’s new in 3.12:
Observation Deck: Your Merlin home screen now features a swipeable daily feed showcasing Bird of the Day, stunning featured photos, and bite-sized bird tips! Each contains a full-screen view for photos and videos, plus a "Learn more" button to dive deeper into species accounts or related content.
New language support for Kyrgyz and Welsh.
Improvements and new species added to Photo ID
Observation Deck: Your Merlin home screen now features a swipeable daily feed showcasing Bird of the Day, stunning featured photos, and bite-sized bird tips! Each contains a full-screen view for photos and videos, plus a "Learn more" button to dive deeper into species accounts or related content.
New language support for Kyrgyz and Welsh.
Improvements and new species added to Photo ID
Merlin Bird ID by Cornell Lab
3.11
XAPK
APKs
April 11, 2026
295.05 MB
Variant
Arch
Version
DPI
Merlin Bird ID by Cornell Lab
3.10.1
XAPK
APKs
March 21, 2026
367.36 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 48220fd3d34b35309f357774e3c4a3bd9450dd31
Size: 367.36 MB
Merlin Bird ID by Cornell Lab
3.10
XAPK
APKs
February 24, 2026
367.34 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 0a09a0774c5c4ff35f1ac1c4437d9aa52c7138b9
Size: 367.34 MB
What's New:
What’s new in 3.10:
- Habitat Photos: Discover where birds live with our new curated carousels, making it easier than ever to find birds near you or further afield!
- Nearby Places: Get seasonal suggestions for spots to find your Bird of the Day and other birds you want to see.
- Seasonally Dynamic Media: Photos and sounds now adapt to the seasons, highlighting how birds change throughout the year.
- Tajik Language: We’re proud to introduce common names in Tajik!
- Habitat Photos: Discover where birds live with our new curated carousels, making it easier than ever to find birds near you or further afield!
- Nearby Places: Get seasonal suggestions for spots to find your Bird of the Day and other birds you want to see.
- Seasonally Dynamic Media: Photos and sounds now adapt to the seasons, highlighting how birds change throughout the year.
- Tajik Language: We’re proud to introduce common names in Tajik!
Merlin Bird ID by Cornell Lab
3.9.2
XAPK
APKs
January 23, 2026
355.38 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: cffbf9ad0afb21e5740c4b3cc38e32e9f42fb375
Size: 355.38 MB
What's New:
What's new in 3.9.2:
New Species in Sound ID. Merlin can identify over 2000 species in Sound ID, with new species across South America, India, Taiwan, Australia, and more!
New Languages: Merlin is now available in Dutch, Polish, and Swedish!
New Species in Sound ID. Merlin can identify over 2000 species in Sound ID, with new species across South America, India, Taiwan, Australia, and more!
New Languages: Merlin is now available in Dutch, Polish, and Swedish!
Merlin Bird ID by Cornell Lab
3.9.1
XAPK
APKs
December 23, 2025
361.53 MB
Requires Android: Android 7.0+
Architecture: armeabi-v7a
Screen DPI: 160-640dpi
SHA1: 6b3cb9e1b1a799142483c803409a80607625800b
Size: 361.53 MB
What's New:
What's new in 3.9:
A smarter Explore experience. As you travel to new locations, Merlin will keep you updated on birds found in that new spot.
More information about the birds around you. Your likely birds now have bar charts, giving a quick summary of when those birds are most likely to be found near you.
A smarter Explore experience. As you travel to new locations, Merlin will keep you updated on birds found in that new spot.
More information about the birds around you. Your likely birds now have bar charts, giving a quick summary of when those birds are most likely to be found near you.
Merlin Bird ID by Cornell Lab
3.9
XAPK
APKs
December 22, 2025
473.44 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a, armeabi-v7a, x86, x86_64
Screen DPI: 160-640dpi
SHA1: d0b9e77c21ebb5a0eeb4cbfd73660b3d73fe7dd9
Size: 473.44 MB
Merlin Bird ID by Cornell Lab
3.8.5
XAPK
APKs
November 25, 2025
338.42 MB
Variant
Arch
Version
DPI
Merlin Bird ID by Cornell Lab
3.8.4
XAPK
APKs
November 10, 2025
235.36 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: ee28b84820bdcb76fb71e160fbf8c14085d557f5
Size: 235.36 MB
Merlin Bird ID by Cornell Lab
3.8.3
XAPK
APKs
November 3, 2025
456.75 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a, armeabi-v7a, x86, x86_64
Screen DPI: 160-640dpi
SHA1: 4984c1e919fdd09a91df11f4bd940fb9b6464ae0
Size: 456.75 MB
Merlin Bird ID by Cornell Lab
3.8.2
XAPK
APKs
October 27, 2025
337.79 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: ac08bd429e87f903fb510b4f66a491026bf3f0bd
Size: 337.79 MB
Merlin Bird ID by Cornell Lab
3.7.1
XAPK
APKs
June 15, 2025
336.72 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: e846476333d4300ce04bce38a8f8b4715584cfcc
Size: 336.72 MB
Merlin Bird ID by Cornell Lab
3.7
XAPK
APKs
May 19, 2025
255.27 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a, armeabi-v7a
Screen DPI: 160-640dpi
SHA1: d2133a53846de78764ba5d3d4784ca14fec75d08
Size: 255.27 MB
Merlin Bird ID by Cornell Lab
3.6.1
XAPK
APKs
May 4, 2025
333.84 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: acfd27f0655c9c8aaf3f719b96febb99e602b769
Size: 333.84 MB
Merlin Bird ID by Cornell Lab
3.6
XAPK
APKs
April 6, 2025
333.72 MB
Variant
Arch
Version
DPI
Merlin Bird ID by Cornell Lab
3.5.2
XAPK
APKs
February 5, 2025
309.02 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 57df4f4576c6da1705b109914bc660e359947734
Size: 309.02 MB
What's New:
Share Your Birding Finds!
We’ve made sharing your birding discoveries easier and more fun. Here’s what’s new:
Share That Bird!: Send bird sightings straight to friends, social media, or birding groups.
Life Bird Alert: Share new sightings with a tap and celebrate new finds.
Bird of the Day: Show off your daily bird, and brag to your friends when you’ve found yours!
Improvements: Bug fixes and performance tweaks for smoother birding.
Happy birding!
We’ve made sharing your birding discoveries easier and more fun. Here’s what’s new:
Share That Bird!: Send bird sightings straight to friends, social media, or birding groups.
Life Bird Alert: Share new sightings with a tap and celebrate new finds.
Bird of the Day: Show off your daily bird, and brag to your friends when you’ve found yours!
Improvements: Bug fixes and performance tweaks for smoother birding.
Happy birding!
Merlin Bird ID by Cornell Lab
3.5.1
XAPK
APKs
November 15, 2024
309.02 MB
Variant
Arch
Version
DPI
Merlin Bird ID by Cornell Lab
3.5
XAPK
APKs
November 12, 2024
309.02 MB
Requires Android: Android 7.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: a2513d9cd5963a79274de9aaf9e30f290b6a2e1d
Size: 309.02 MB
What's New:
Share Your Birding Finds!
We’ve made sharing your birding discoveries easier and more fun. Here’s what’s new:
Share That Bird!: Send bird sightings straight to friends, social media, or birding groups.
Life Bird Alert: Share new sightings with a tap and celebrate new finds.
Bird of the Day: Show off your daily bird, and brag to your friends when you’ve found yours!
Improvements: Bug fixes and performance tweaks for smoother birding.
Happy birding!
We’ve made sharing your birding discoveries easier and more fun. Here’s what’s new:
Share That Bird!: Send bird sightings straight to friends, social media, or birding groups.
Life Bird Alert: Share new sightings with a tap and celebrate new finds.
Bird of the Day: Show off your daily bird, and brag to your friends when you’ve found yours!
Improvements: Bug fixes and performance tweaks for smoother birding.
Happy birding!
Merlin Bird ID by Cornell Lab
3.4
XAPK
APKs
October 11, 2024
210.03 MB
Requires Android: Android 6.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: e5561e04145527181061a89ecc97a212d2287c58
Size: 210.03 MB
What's New:
Share Your Birding Finds!
We’ve made sharing your birding discoveries easier and more fun. Here’s what’s new:
Share That Bird!: Send bird sightings straight to friends, social media, or birding groups.
Life Bird Alert: Share new sightings with a tap and celebrate new finds.
Bird of the Day: Show off your daily bird, and brag to your friends when you’ve found yours!
Improvements: Bug fixes and performance tweaks for smoother birding.
Happy birding!
We’ve made sharing your birding discoveries easier and more fun. Here’s what’s new:
Share That Bird!: Send bird sightings straight to friends, social media, or birding groups.
Life Bird Alert: Share new sightings with a tap and celebrate new finds.
Bird of the Day: Show off your daily bird, and brag to your friends when you’ve found yours!
Improvements: Bug fixes and performance tweaks for smoother birding.
Happy birding!
Merlin Bird ID by Cornell Lab
3.3
XAPK
APKs
September 17, 2024
209.95 MB
Requires Android: Android 6.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 923888ffc32d729febb96f8cc3a155069155ca5c
Size: 209.95 MB
What's New:
- Bird of the Day challenge: a new bird each day to learn about and find nearby. Head outside and see if you can find the featured bird in your area!
- Updated Translations: Merlin is now available in Zulu!
- Bug Fixes: We’ve also squashed some bugs and made performance improvements to keep Merlin running smoothly.
Happy birding!
- Updated Translations: Merlin is now available in Zulu!
- Bug Fixes: We’ve also squashed some bugs and made performance improvements to keep Merlin running smoothly.
Happy birding!
Merlin Bird ID by Cornell Lab
3.2.1
XAPK
APKs
August 14, 2024
208.93 MB
Requires Android: Android 6.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: 0ba670a59f30f064dd56254430c32d5e2c89a0f6
Size: 208.93 MB
What's New:
Location, Location, Location!
- No Location? No Worries! Even without location data, you can set your spot on the map and let Merlin do its thing, providing top-notch answers every time.
- Smoother Messaging
Sound ID Enhancements: We’ve polished our messaging for areas where Sound ID isn’t supported, giving you clearer info and a better user experience.
Upgrade to 3.2 now and dive into a more flexible, privacy-friendly, and user-centric Merlin!
- No Location? No Worries! Even without location data, you can set your spot on the map and let Merlin do its thing, providing top-notch answers every time.
- Smoother Messaging
Sound ID Enhancements: We’ve polished our messaging for areas where Sound ID isn’t supported, giving you clearer info and a better user experience.
Upgrade to 3.2 now and dive into a more flexible, privacy-friendly, and user-centric Merlin!
Merlin Bird ID by Cornell Lab
3.2
XAPK
APKs
July 24, 2024
208.85 MB
Requires Android: Android 6.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: abf1d77cd5d0b7f7fa239266c499a33c679952fa
Size: 208.85 MB
What's New:
Location, Location, Location!
- No Location? No Worries! Even without location data, you can set your spot on the map and let Merlin do its thing, providing top-notch answers every time.
- Smoother Messaging
Sound ID Enhancements: We’ve polished our messaging for areas where Sound ID isn’t supported, giving you clearer info and a better user experience.
Upgrade to 3.2 now and dive into a more flexible, privacy-friendly, and user-centric Merlin!
- No Location? No Worries! Even without location data, you can set your spot on the map and let Merlin do its thing, providing top-notch answers every time.
- Smoother Messaging
Sound ID Enhancements: We’ve polished our messaging for areas where Sound ID isn’t supported, giving you clearer info and a better user experience.
Upgrade to 3.2 now and dive into a more flexible, privacy-friendly, and user-centric Merlin!
Merlin Bird ID by Cornell Lab
3.1.2
XAPK
APKs
July 10, 2024
208.71 MB
Requires Android: Android 6.0+
Architecture: arm64-v8a
Screen DPI: 160-640dpi
SHA1: bcf34baee554daa13d32a97eef6e57dd2b6baa1a
Size: 208.71 MB
What's New:
Merlin has a new look!
The layout of Merlin has been updated to make the app more intuitive, faster to use, and easier to learn about the birds around you.
Introducing Your Bird of the Day
Get ready to discover a new bird every day with a personalized Bird of the Day picked just for you.
Explore Species While You Listen
Hear a new bird with Sound ID? Now you can read more about the species without stopping recording, so you don’t miss out on other IDs.
The layout of Merlin has been updated to make the app more intuitive, faster to use, and easier to learn about the birds around you.
Introducing Your Bird of the Day
Get ready to discover a new bird every day with a personalized Bird of the Day picked just for you.
Explore Species While You Listen
Hear a new bird with Sound ID? Now you can read more about the species without stopping recording, so you don’t miss out on other IDs.
Merlin Bird ID by Cornell Lab
3.1.1
APK
June 13, 2024
578.3 MB
Requires Android: Android 6.0+
Architecture: arm64-v8a, armeabi, armeabi-v7a, mips, x86, x86_64
Screen DPI: 120-640dpi
SHA1: 5f24969a191cd022fb25d74432c7b68c3aad1035
Size: 578.3 MB
What's New:
Merlin has a new look!
The layout of Merlin has been updated to make the app more intuitive, faster to use, and easier to learn about the birds around you.
Introducing Your Bird of the Day
Get ready to discover a new bird every day with a personalized Bird of the Day picked just for you.
Explore Species While You Listen
Hear a new bird with Sound ID? Now you can read more about the species without stopping recording, so you don’t miss out on other IDs.
The layout of Merlin has been updated to make the app more intuitive, faster to use, and easier to learn about the birds around you.
Introducing Your Bird of the Day
Get ready to discover a new bird every day with a personalized Bird of the Day picked just for you.
Explore Species While You Listen
Hear a new bird with Sound ID? Now you can read more about the species without stopping recording, so you don’t miss out on other IDs.
Merlin Bird ID by Cornell Lab
3.1.1
XAPK
APKs
June 14, 2024
208.71 MB
Variant
Arch
Version
DPI
Merlin Bird ID by Cornell Lab
3.1
APK
May 18, 2024
578.29 MB
Requires Android: Android 6.0+
Architecture: arm64-v8a, armeabi, armeabi-v7a, mips, x86, x86_64
Screen DPI: 120-640dpi
SHA1: df4aaa7793eda82d6dd22f2f1d009da27f3ffed5
Size: 578.29 MB
What's New:
Merlin has a new look!
The layout of Merlin has been updated to make the app more intuitive, faster to use, and easier to learn about the birds around you.
Introducing Your Bird of the Day
Get ready to discover a new bird every day with a personalized Bird of the Day picked just for you.
Explore Species While You Listen
Hear a new bird with Sound ID? Now you can read more about the species without stopping recording, so you don’t miss out on other IDs.
The layout of Merlin has been updated to make the app more intuitive, faster to use, and easier to learn about the birds around you.
Introducing Your Bird of the Day
Get ready to discover a new bird every day with a personalized Bird of the Day picked just for you.
Explore Species While You Listen
Hear a new bird with Sound ID? Now you can read more about the species without stopping recording, so you don’t miss out on other IDs.
Merlin Bird ID by Cornell Lab
3.1
XAPK
APKs
May 18, 2024
208.69 MB
Variant
Arch
Version
DPI
Merlin Bird ID by Cornell Lab
3.0.3
XAPK
APKs
January 9, 2024
190.98 MB
Variant
Arch
Version
DPI
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