What are some alternatives?
When comparing Ryze App and Friendly Reminder, you can also consider the following products
Cloze - Smarter Relationship Management
FollowUp Personal CRM - The personal CRM for Gmail
Monica - Monica is an open-source personal CRM to keep track of your friends and family.
Affinity - Relationship Intelligence, Reimagined
ZooWho - Who's Who in Your Zoo? A free personal CRM mobile app to keep track of your friends and family.
Garden - Container Engine