Collection

Citizen Science Apps

Contribute to real scientific research from your phone. These apps turn everyday observations into valuable data for researchers studying everything from bird migration to air quality.

35 apps

AVID Deer

FreeiOS Android

1 publication

VALIDATED

Citizen-science tool enabling volunteers to measure deer browsing impact on forest regeneration, informing state-level deer management decisions through field data.

University of TennesseeForestry & Conservation

BrainHealth

FreeiOS Android

3 publications

VALIDATED

BrainHealth is a research platform assessing cognitive, social, and emotional well-being through a multidimensional BrainHealth Index while delivering evidence-based training strategies.

University of Texas at DallasPsychology & Cognitive Science

CanopyApp

FreeiOS

2 publications

VALIDATED

Mobile densiometer using smartphone camera and gyroscope to help researchers and environmental managers measure forest canopy cover for ecosystem assessment.

University of New HampshireForestry & Conservation

Discovery Tool Our Voice

FreeiOS

3 publications

VALIDATED

Discovery Tool Our Voice enables citizen scientists to document local environmental features impacting health equity using photos, audio, and biometric data.

Stanford UniversitySociology & Anthropology

mPing

FreeiOS Android

2 publications

VALIDATED

Citizen science app enabling public to submit ground-level precipitation observations that help NOAA researchers refine weather radar algorithms and forecasting.

University of OklahomaEarth & Environmental Sciences

The Tick App

FreeiOS Android

2 publications

VALIDATED

The Tick App enables the public to report tick encounters, access prevention education, and contribute data to tick-borne disease research.

University of Wisconsin-MadisonWellness & Public Health

Wehe

FreeiOS Android

2 publications

VALIDATED

Research app testing whether internet providers throttle or prioritize traffic for specific applications, exposing differentiation practices to improve transparency.

Northwestern UniversityComputer Science & IT

eBird

FreeiOS Android

4 publications

EVALUATED

Global citizen science project enabling birdwatchers to record observations, contributing to a quality-controlled database for scientific research and conservation.

Cornell UniversityLife Sciences

Marine Debris Tracker

FreeiOS Android

2 publications

EVALUATED

Marine Debris Tracker enables citizens to collect and map standardized litter data, contributing to a global open-data platform on plastic pollution.

National Oceanic and Atmospheric AdministrationEarth & Environmental Sciences

bloomWatch

FreeiOS

1 publication

DOCUMENTED

Citizen science app enabling public to track harmful algal blooms by submitting three geo-located photographs from single vantage points.

US Environmental Protection AgencyEarth & Environmental Sciences

Cleanlet

FreeiOS Android

1 publication

DOCUMENTED

Gamified citizen science app notifying residents to clear storm drains before intense rainfall, using real-time weather data to prevent urban flooding.

Drexel UniversityCivil & Environmental Engineering

CrowdMag

FreeiOS Android

2 publications

DOCUMENTED

CrowdMag turns smartphones into magnetometers, letting users record local magnetic field data to help NOAA fill gaps in global magnetic maps.

University of Colorado BoulderEarth & Environmental Sciences

DISCS - Drought Information

FreeiOS

1 publication

DOCUMENTED

DISCS enables agricultural stakeholders to report local drought impacts to NASA, helping validate satellite data and improve national drought assessment accuracy.

NASAEarth & Environmental Sciences

FathomVerse

FreeiOS Android

2 publications

DOCUMENTED

FathomVerse is a citizen science game where players label marine animals in underwater imagery, helping train AI for ocean research.

Monterey Bay Aquarium Research InstituteLife Sciences

Flyover Country

FreeiOS Android

4 publications

DOCUMENTED

Flyover Country displays GPS-based geologic maps and scientific points of interest for travelers and students, downloadable for offline use during flights.

University of MinnesotaEarth & Environmental Sciences

GLOBE Data Entry

FreeiOS

2 publications

DOCUMENTED

GLOBE Data Entry enables NASA GLOBE Program participants to collect and submit environmental data from the field for scientific research.

NASAEarth & Environmental Sciences

GLOBE Observer

FreeiOS Android

2 publications

DOCUMENTED

GLOBE Observer enables the public to contribute Earth science data on clouds, mosquito habitats, land cover, and trees to NASA researchers.

NASAEarth & Environmental Sciences

ICESat-2

FreeiOS

1 publication

DOCUMENTED

App tracking NASA's ICESat-2 satellite, which measures Earth's ice, land, and water elevation changes using advanced laser altimetry for citizens.

NASAEarth & Environmental Sciences

Jellywatch

FreeiOS

1 publication

DOCUMENTED

Citizen science tool allowing public jellyfish and ocean condition reports to global database, enhancing spatial and temporal monitoring data.

Monterey Bay Aquarium Research InstituteLife Sciences

Merlin Bird ID by Cornell Lab

FreeiOS Android

1 publication

DOCUMENTED

Merlin Bird ID helps the public identify birds using photos, sounds, and questions, powered by machine learning trained on citizen science.

Cornell UniversityLife Sciences

Midwest Stink Bug

FreeiOS

1 publication

DOCUMENTED

Midwest Stink Bug helps farmers and homeowners identify and report invasive stink bugs threatening regional agriculture with research-backed sampling plans.

Purdue UniversityHorticulture & Crop Science

Monarch Watch

FreeiOS Android

1 publication

DOCUMENTED

Community science tool enabling volunteers to submit monarch butterfly tagging, recovery, and calendar data to support conservation research and efforts.

University of KansasLife Sciences

NASA NeMO-Net

FreeiOS

3 publications

DOCUMENTED

NASA NeMO-Net engages citizen scientists painting 3D coral reef images, training neural networks for global marine habitat mapping.

NASAEarth & Environmental Sciences

NestWatch by the Cornell Lab

FreeiOS Android

2 publications

DOCUMENTED

NestWatch enables volunteers and professionals to report North American bird nest observations, contributing data to avian ecology and conservation research databases.

Cornell UniversityLife Sciences