Many people nowdays can recognize that EdTech is developing technology to promote education. On the other hand, educators who actually use ed tech have a much simpler definition of the term. They say that it is a concept of transforming traditional book teaching and learning to digital form. For them, the main difference lies in the way knowledge is delivered (thanks to technology innovation) to make teaching more effective.
EdTech Industry is simply the process of integrating technology into education to build better teaching/learning experiences that result in higher learning outcomes.