Email app Spark arrives on Android ready to replace Google Inbox April 2, 2019 https://betanews.com/2019/04/02/spark-for-android/ Spark blog entry: Spark for Android: Readdle’s Take on the Future of Email
This is the frist time I've even heard of Google Inbox. But, I don't really keep up with Google's apps. The only Google apps I use on my Android phones other than the Play Store are Chrome, Google Translate and Gmail. I only use Gmail about twice a year.
Email app Spark receives update with new design November 20, 2019 https://techcrunch.com/2019/11/20/email-app-spark-receives-update-with-new-design/