CH.04 — Retention Analysis
07 / 12
Key Insight
Subscribers don’t churn — they fade.
Monthly engagement rate across 2024 subscriber cohorts, Jan–Dec
80%
60%
40%
20%
Engagement Rate
50% threshold
48%
Below threshold
76%
31%
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2024
Gridline · Retention
This is the
Engineering Graph Pad
design system, applied by
Curio Design
— a design-style library for AI agents. Full Engineering Graph Pad guide →
designbycurio.com/learn/graph-paper-engineering-pad