eBird by Cornell Lab icon

eBird by Cornell Lab

Cornell Lab of Ornithology
★ 3.8 (4,121 ratings)
⬇ 1,000,000+ downloads
Est. actual: 1,506,802
Free
Released: Dec 7, 2015
No in-app purchases
No ads
Rated: Everyone

Signals

4 this week · 3 positive All of this week's signals →
  • 📈Last 7 days +8.1K installs — 23% faster than the week before (+6.6K) · 911/day since Sep 26
  • 🏆Among Books & Reference apps top 1% by installs gained this week (383 peers growing)
  • ⭐Rating steady at ★ 3.77 since Sep 26
  • 🛠Updates actively updated · updated 23 days ago · every ~56 days (2 updates tracked)
Installs since launch
0 753K 1.5M 1.5M Dec 7, 2015 today
+39,165 installs · +58 ratings since Sep 26
Update history
3.4.1 Oct 20, 2026 · seen Oct 29, 2026
Minor bug fixes and performance enhancements
3.4.0 Aug 25, 2026 · seen Sep 26, 2026
This build adds the ability to upload sound recordings to checklists in eBird Mobile.<br>Step 1: Open a checklist in the eBird app<br>Step 2: Share an audio recording from another app<br>From Merlin: Go to Sound ID Sessions, view a recording, tap the share icon, then choose eBird from the list of apps<br>From Files or any app: Open an audio file, tap the share icon, and choose eBird<br>Step 3: Fol
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eBird by Cornell Lab is a books & reference app by Cornell Lab of Ornithology with 1,000,000+ downloads (about 1.5M estimated). +8.1K installs in the last 7 days. Rated 3.8 from 4.1K ratings. Released Dec 7, 2015. Install growth, rank history, SDKs and ad networks.

From the store listing: “eBird Mobile makes it easy to record the birds you see in the field, and seamlessly link these observations with eBird--a global online database of bird records used by hundreds of thousands of birders around the world. This free resource makes it easy to keep track of what you see, while making your data openly…”