Track COVID-19 Together
Your neighbors are already sharing real-time symptom data. Join the movement to track virus spread at the local level and help your community make informed decisions.
Crowdsourced, community-powered disease surveillance that puts local health visibility in your hands.
Real-time data from thousands of community contributors worldwide
How It Works
A simple 3-step process to help your community stay informed about local symptom trends in real-time.
Report Symptoms Anonymously
Share your symptoms with complete privacy protection. Your location is randomized before transmission—no personal data is ever collected or stored.
Data Appears on Local Map
Your report instantly joins thousands of others on our real-time, privacy-protected symptoms map. See emerging patterns in your neighborhood as they develop.
Community Gains Real-Time Awareness
Your neighbors make better decisions armed with early-warning local symptom data. Together, we create a living picture of health trends in our communities.
Privacy First
Location obfuscation, zero personal data collection, and complete anonymity. Your contribution protects your privacy while helping your community.
See Your Community's Health Picture in Real Time
Our interactive symptoms map brings together reports from people worldwide, giving you granular, local-level visibility into where symptoms are emerging right now.
Zoom into your neighborhood. See the density of community contributions. Understand your local health landscape as it unfolds.
Real-Time Updates
New symptom reports appear instantly on the map as people contribute from around the world.
Local-Level Granularity
Zoom from global view to your neighborhood. See exactly where symptoms are emerging in your community.
Worldwide Coverage
Track symptom patterns across continents. See global trends and local hotspots simultaneously.
Countries & Regions Covered
Updates As Reports Come In
Privacy-Protected Reporting
What You Can Do with SneezeMap
Monitor Your Neighborhood
See where symptoms are concentrated in your area to make informed decisions about your health and safety.
Track Regional Trends
Understand symptom patterns emerging in your region before official statistics are released.
Compare Global Patterns
See how your community's situation compares to other areas worldwide.
Contribute to Awareness
Your reports help your neighbors understand their local health landscape in real time.
Ready to explore your community's health picture?
Explore the MapNo account needed. View and contribute anonymously.
Why Crowdsourced Data Matters
Official health data tells us where the virus was. SneezeMap shows us where symptoms are emerging now.
Early Warning System
Official testing data typically lags 5-14 days behind actual transmission. By the time confirmed cases are reported, the virus has already spread further. SneezeMap captures symptoms as they emerge—giving your community real-time signals of what's happening in your neighborhood right now.
This early visibility lets individuals and families make informed decisions about risk in their local area, days before official statistics catch up.
Aggregate Patterns Reveal Trends
Yes, individual self-reported symptoms can vary. Some people report accurately, others don't. But when thousands of people report from the same geographic area, a clear pattern emerges—one that reliably indicates where symptoms are concentrating.
Think of it like weather forecasting: no single weather station is perfectly accurate, but data from many stations across a region creates reliable predictions. Crowdsourced symptom reports work the same way. The aggregate signal is what matters.
Complements Official Surveillance
SneezeMap isn't meant to replace official health surveillance—it's designed to work alongside it. Official testing data remains the authoritative source for confirmed cases. But official systems alone have blind spots:
- • Testing availability varies by location and time
- • Asymptomatic cases go undetected in official counts
- • Data processing creates reporting delays
- • Geographic granularity is often limited to regional levels
SneezeMap fills these gaps by providing real-time, neighborhood-level symptom visibility that official systems can't yet offer.
Community Collective Intelligence
When thousands of community members contribute symptom reports, something powerful happens: individual observations combine into collective intelligence. No single person has the complete picture. But together, the community sees patterns that no institution can see alone.
Your report, combined with your neighbors' reports, creates a real-time health picture of your area. That's the unique power of crowdsourced surveillance—it's distributed, immediate, and deeply local.
We're transparent about limitations: SneezeMap is not a replacement for official disease surveillance, clinical testing, or medical advice. It's an early-warning tool that works best when understood as what it is: real-time community symptom signals that complement official data sources. The more people who participate, the more reliable the aggregate patterns become.
Join the Movement
Thousands of people worldwide are already sharing their symptoms, building a real-time picture of COVID-19 spread in their communities. Your report today helps your neighbors make better decisions tomorrow.
Together, we're creating the local health visibility that institutions can't provide alone.
Global Reach
Tracking symptoms across every continent in real-time
Community Powered
Thousands contributing their experiences to protect neighbors
Real-Time Data
Early warning signals that help communities stay informed
Make a Difference in Your Community
Every report matters. By sharing your symptoms—even if they're mild—you're helping create a clearer picture of what's happening in your neighborhood. It takes less than a minute, and your privacy is completely protected.
You're Not Alone in This
Completely Anonymous: Your personal information is never collected or stored. Location data is randomized before transmission.
Takes 60 Seconds: Report your symptoms quickly and get back to what matters. No lengthy forms or medical jargon.
Immediate Impact: Your report appears on the local map instantly, helping neighbors understand what's happening in real-time.
Ready to help your community? Start contributing to SneezeMap today.