How many podcasts and blogs are there? Apple said there were over 500 thousand podcasts back in 2018. Podcasting has been continuously on the rise over the past few years and has become one of the most popular channels for content delivery. So currently, the number of podcast shows is over 1.5 million with over 30 million episodes. Blogs have been with us already for 25 years. Justin Hall, considered by many to be the pioneer of blogging, started his online journal back in 1994. And it exists to this day, being one of more than 500 million blogs in the world.