NestWatch by the Cornell Lab: iPhone vs Android
NestWatch by the Cornell Lab by Cornell University is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
3.1 ★
162 ratings, both stores
Measured
App Store
App details
App ID
1207563841
Publisher
Cornell University
Publisher country
United States
On the store since
Mar 2017
9 years on the store
Minimum OS
iOS 15+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
3
EN PT ES
Size
50 MB
Also listed in
Lifestyle
Google Play
App details
App ID
edu.cornell.birds.nestwatchmobile
Publisher
CORNELL UNIVERSITY
Publisher country
United States
Content rating
Everyone
NestWatch by the Cornell Lab downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | – | – |
| Google Play | – | 10k+ Measured |
| Total | – | 10k+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.0 ★ | 18 |
| Google Play | 3.0 ★ | 144 50 written reviews |
| Both stores | 3.1 ★ weighted by ratings | 162 |
About NestWatch by the Cornell Lab
NestWatch is the Cornell Lab of Ornithology’s citizen-science project that tracks nesting birds in North America. Found a bird’s nest? You can report it for science.
Sign in to:
•Add a nest location using the interactive map.
•Add data on species, number of eggs, number of young, hatch date, and other pertinent details.
•Contribute to North America’s largest database on avian nesting success.
Features:
•Full offline functionality, enabling use in places with limited or no Internet connection or cellular service.
•Enter bird nest observations from anywhere in North America.
•Track your nesting statistics in real time.
•Ideal for managing nest box trail data.
•Automatically syncs with web version for seamless multi-user and multi-platform support.
•Your data are openly available for scientific research, education, and conservation right away.
Learn more about monitoring birds’ nests for science at http://nestwatch.org/.
Sign in to:
•Add a nest location using the interactive map.
•Add data on species, number of eggs, number of young, hatch date, and other pertinent details.
•Contribute to North America’s largest database on avian nesting success.
Features:
•Full offline functionality, enabling use in places with limited or no Internet connection or cellular service.
•Enter bird nest observations from anywhere in North America.
•Track your nesting statistics in real time.
•Ideal for managing nest box trail data.
•Automatically syncs with web version for seamless multi-user and multi-platform support.
•Your data are openly available for scientific research, education, and conservation right away.
Learn more about monitoring birds’ nests for science at http://nestwatch.org/.
NestWatch by the Cornell Lab iPhone
Not in any tracked top chart right now.
Updated 25 Oct 2026 · rankings refresh through the day
DeveloperCornell University
CategoryEducation
PriceFree
Released
Rating★ 4.0 (18)
Version3.7.18
Age rating4+
First seen by us
23 Oct 2026
23 Oct 2026Rating
4.0 ★
18 ratings
Measured
NestWatch by the Cornell Lab on the App Store
App details
App ID
1207563841
Publisher
Cornell University
Publisher country
United States
On the store since
Mar 2017
9 years on the store
Minimum OS
iOS 15+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
3
EN PT ES
Size
50 MB
Also listed in
Lifestyle
NestWatch by the Cornell Lab downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.0 ★
18 ratings
Measured
Ratings
18
Measured
About NestWatch by the Cornell Lab
NestWatch is the Cornell Lab of Ornithology’s citizen-science project that tracks nesting birds in North America. Found a bird’s nest? You can report it for science.
Sign in to:
•Add a nest location using the interactive map.
•Add data on species, number of eggs, number of young, hatch date, and other pertinent details.
•Contribute to North America’s largest database on avian nesting success.
Features:
•Full offline functionality, enabling use in places with limited or no Internet connection or cellular service.
•Enter bird nest observations from anywhere in North America.
•Track your nesting statistics in real time.
•Ideal for managing nest box trail data.
•Automatically syncs with web version for seamless multi-user and multi-platform support.
•Your data are openly available for scientific research, education, and conservation right away.
Learn more about monitoring birds’ nests for science at http://nestwatch.org/.
Sign in to:
•Add a nest location using the interactive map.
•Add data on species, number of eggs, number of young, hatch date, and other pertinent details.
•Contribute to North America’s largest database on avian nesting success.
Features:
•Full offline functionality, enabling use in places with limited or no Internet connection or cellular service.
•Enter bird nest observations from anywhere in North America.
•Track your nesting statistics in real time.
•Ideal for managing nest box trail data.
•Automatically syncs with web version for seamless multi-user and multi-platform support.
•Your data are openly available for scientific research, education, and conservation right away.
Learn more about monitoring birds’ nests for science at http://nestwatch.org/.
Latest updates
3.7.18
Fixed a bug related to species search and community selection
More from Cornell University
NestWatch by the Cornell Lab Android
Not in a tracked Google Play top chart right now.
Updated 25 Oct 2026 · rankings refresh through the day
DeveloperCornell Lab of Ornithology
CategoryEducation
PriceFree
Released
Installs10k+
Rating★ 3.0 (144)
Updated
Content ratingEveryone
Rating
3.0 ★
144 ratings
Measured
NestWatch by the Cornell Lab on Google Play
App details
App ID
edu.cornell.birds.nestwatchmobile
Publisher
CORNELL UNIVERSITY
Publisher country
United States
Content rating
Everyone
NestWatch by the Cornell Lab downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Not in a Google Play top chart right now. | ||
Ratings
Google Play, worldwide.
Rating
3.0 ★
144 ratings
Measured
Ratings
144
Measured
Written reviews
50
Measured
About NestWatch by the Cornell Lab
NestWatch is the Cornell Lab of Ornithology’s citizen-science project that tracks nesting birds in North America. Found a bird’s nest? You can report it for science.
Sign in to:
Add a nest location using the interactive map.
Add data on species, number of eggs, number of young, hatch date, and other pertinent details.
Contribute to North America’s largest database on avian nesting success.
Features:
Full offline functionality, enabling use in places with limited or no Internet connection or cellular service.
Enter bird nest observations from anywhere in North America.
Track your nesting statistics in real time.
Ideal for managing nest box trail data.
Automatically syncs with web version for seamless multi-user and multi-platform support.
Your data are openly available for scientific research, education, and conservation right away.
Learn more about monitoring birds’ nests for science at http://nestwatch.org/.
Sign in to:
Add a nest location using the interactive map.
Add data on species, number of eggs, number of young, hatch date, and other pertinent details.
Contribute to North America’s largest database on avian nesting success.
Features:
Full offline functionality, enabling use in places with limited or no Internet connection or cellular service.
Enter bird nest observations from anywhere in North America.
Track your nesting statistics in real time.
Ideal for managing nest box trail data.
Automatically syncs with web version for seamless multi-user and multi-platform support.
Your data are openly available for scientific research, education, and conservation right away.
Learn more about monitoring birds’ nests for science at http://nestwatch.org/.
What's new in 3.7.18
Fixed a bug related to species search and community selection