What does freemium mean?
Under the freemium model, the basic version of the product or service is often limited in some way, such as by offering fewer features or lower quality than the premium version. Customers can then choose to pay for access to the premium version in order to gain additional functionality or features.
Innovation in renewable energy
Innovation in renewable energy refers to the development of new technologies, materials, and processes that can help harness clean and sustainable sources of energy. Over the past few decades, there has been significant progress in this area, and renewable energy has become an increasingly important part of the global energy mix. Here are a few examples of innovation in renewable energy: