When planning an Erasmus+ project , one of the most common questions schools and organisations ask is: Should we apply for KA1 or KA2? Both are key parts of the Erasmus+ Programme, but they serve very different purposes. Choosing the wrong action can lead to rejection, even if your idea is good. This guide explains the difference between Erasmus+ KA1 vs KA2, using simple language and updated rules from the 2026 Programme Guide . What Is Erasmus+ KA1? (Learning Mobility of Ind