You can get 12min on sale for $49.99 right now (reg. $362.97). 12min is an app that turns nonfiction books into 12-minute micro-reads and short podcasts, and it has more than 2,500 nonfiction titles spanning biographies, self-growth, and science. You can also read or listen to each summary in English, Spanish, or Portuguese, download content offline, and send micro-reads to your Kindle.
You can get a premium lifetime subscription to 12min on sale for $49.99 right now (reg. $362.97), though prices can change at any time.