2zero - The CO2 calculator is a free and intuitive app that helps you calculate your personal ecological footprint. This app is the perfect tool to help you understand where you can improve your use of resources and how you can help preserve our planet. The app is easy to use, and step-by-step, you can enter your personal consumption and see how many earths you need to live on, making it easy to understand your carbon footprint.

2zero is your personal climate app, and it helps you to actively reduce your carbon footprint with the help of a CO2 calculator and multiple CO2 challenges. It offers more than 160 climate challenges that focus on different topics of everyday life. By completing these challenges, you receive valuable climate points that you can redeem for exciting rewards from the sustainability sector. Additionally, you can participate in a Klimathon or in the 2Zero community to take your first steps towards a more sustainable future.

2zero also includes a news section where you can find exciting news about climate protection actions and events. The app also provides a guidebook with more tips and tricks on climate protection and sustainable living. Overall, 2zero is an excellent app for anyone looking to reduce their carbon footprint and make a positive impact on the planet.