From Swipes to Solutions
Join the MapSwipe community and make a meaningful impact on mapping and beyond.
Volunteer from your phone. Make a difference worldwide.
MapSwipe harnesses the collective strength of volunteers to actively contribute to geospatial data projects. From identifying infrastructure to tracking environmental changes and validating map data, MapSwipers help improve map data across the world.
As a result, our MapSwipe partners are better equipped and informed to engage and support communities globally.
180M
Total swipes
91,294
Total contributors
Explore our project types
Our volunteers contribute to three different project types.
Find
Swipe through satellite images to identify & select those that contain the requested features such as buildings, roadways, waterways and more.
Compare
Review before and after satellite images to detect changes in the environment that help inform damage assessment, climate change, or inaccurate data.
Validate
Assess building footprints for accuracy where buildings have been previously traced by remote mappers or through AI to identify where remapping is needed.
Start MapSwiping!
With your mobile phone, you can play a part in helping communities around the world, one swipe at a time.
Learn more about how individuals, groups, and organizations can contribute to the community.
Get involvedNews & updates
Investing in MapSwipe: Humanitarian technology, virtual volunteering, and maps for good
8/22/2023
To bolster and expand the impact of MapSwipe, the American Red Cross has supported upgrades to the app.
Read more
Tallying the contributions of the MapSwipe community
1/31/2023
We are excited that the American Red Cross has supported the development and launch of new functionalities for contribution analytics including the concept of groups which allow users to aggregate tallies of their efforts.
Read more
Change detection analysis in response to Cyclone Batsirai Madagascar
8/15/2022
To respond to the cyclone emergency in Madagascar, Médecins Sans Frontières (MSF) used a new MapSwipe method developed by the Heidelberg Institute of Geoinformation Technology (HeiGIT) and Laurent Savaete, a long-time MapSwipe software engineer.
Read morePartners
MapSwipe is part of the Missing Maps Project and is managed by a volunteer-led team with support from these organizations.
