← Benchmarks·RETENTION·PUBLISHEDW1 / W4 retentionCurve must flatten (asymptote) - the PMF signal.Formula% of cohort active in week NUnit%ModelsMedia, SubscriptionBenchmarkDirectionalB2CW1 40/55/75, W4 20/30/50 (OK/Good/Great).a16zSourcing: Published.Related metricsDAU/MAU stickinessD1 / D7 / D30 retentionPower-user curve (L5+/L30)Sessions per DAU (frequency)Time spent / session lengthLogo churn rateOmega Point BenchmarksRetention