What is good retention

Amazon Prime: 93% 12-month customer retention (source)

Lyft: 22% 12-month customer retention (source)

Dropbox: ~80% 12-month customer retention

Instagram: 48% 3-month user retention, 40% 24-month (source, source)

Atlassian: 98% 12-month customer retention (source)

TurboTax: 77% 12-month customer retention (source)

Land and Expand SMB / Mid-Market SaaS: ~90% is GOOD, ~110% is GREAT

Twitter: 31% 3-month user retention, 22% 24-month (source, source)

Spotify: 72% 6-month customer retention (source, source)