Article

The Leaky Bucket Problem: More Users Don't Mean More Long-Term Growth

Noorisingh Saini · Amplitude Free Beginner

This gives you the mental picture and the evidence in one place: a bucket full of holes barely fills no matter how fast you pour, which is exactly what a weak funnel plus weak retention feels like. It is backed by a benchmark study of 2,600 plus companies showing acquisition skill and retention skill do not correlate, so being good at one tells you nothing about the other. That is the honest diagnostic for deciding where your real leak is before you spend on either side.

  • Pouring more users in through acquisition does nothing if retention leaks them out, so measure the hole before you widen the tap.
  • Across 2,600 plus companies, how well you acquire and how well you keep users show no meaningful correlation, so treat them as separate problems.
  • Fast time to value in onboarding is the strongest predictor: 69 percent of top week-one activation performers were also top three-month retention performers.
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The question it answers

  1. Should I optimize my conversion funnel or my retention first when both look weak?

Read with it

  1. You cannot cut the right step until you know which step is the real cliff, and a funnel chart shows you exactly that. Amplitude... Amplitude Tool · Product guide plus free tier Funnel Analysis: Find Drop-offs and Boost Conversion Amplitude
  2. This is the clearest statement of the argument you need before you touch either lever: retention is not one metric among many,... OpenView Essay Retention Is the King of Growth (Brian Balfour, 500 Startups talk) Brian Balfour
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