Welcome to Kleiner Wassersensor. You are now part of a massive experiment around the world to connect you, to empower you with diagnostics, and to construct a worldwide crowdsourced information system for health and the environment.
You have everything to get started!
Update: Now supporting iPhone iOS6!
Assemble the Kit.
Each diagnostic swatch needs to be placed in position so the camera can recognize it. Try it!
Test your water source.
Follow the instructions for testing in your Kleiner Wasser Sensor kit. It's easy!
Contribute your own results to the crowd.
Follow the instructions for testing in your Kleiner Wasser Sensor kit. Your test results are interpreted by our expert system computers. It's easy!
Use the app to the take a picture.
To activate the app, go to kleinerwassersensor.de/starten on your Android or iPhone iOS 6. Locate GPS position and take a picture.
Don't have an Android or iOS6 phone? Click here to learn more. You can still upload your pictures from a regular computer by going to
kleinerwassersensor.de/starten and uploading your saved picture. If the location is different
Click on map to view the live results