1. North Star Metric
Number of active roommate groups tracking shared expenses consistently for 2+ months
This captures user adoption, utility, and repeat engagement.
2. Key Metric Categories
Acquisition
| Metric |
Description |
| New groups created per week |
Total roommate groups onboarded |
| Referral rate |
% of users who invite others after joining |
Activation
| Metric |
Description |
| First 3 expenses logged |
Proxy for meaningful setup |
| Onboarding completion rate |
% who create group + invite roommate + log 1st expense |
Engagement
| Metric |
Description |
| Monthly Active Groups |
Groups adding at least 1 expense/month |
| Weekly Ledger Activity |
Number of shared expenses logged weekly |
| Reminder click-through rate |
How many users engage with due reminders |
Retention
| Metric |
Description |
| 30-day retention |
% of users active 1 month after signup |
| Repeat expense entry |
% of users logging recurring rent/utility for 2+ months |
Monetization
| Metric |
Description |
| CSV export request |
Proxy for power user features |
| Upgrade interest |
% who click on “Pro Coming Soon” badge |