Lean Analytics: Use Data to Build a Better Startup Faster (Lean (O'Reilly))

Expect less than 1.5% review rate for paid apps, and significantly less than 1% for free apps.

with interviewees, and letting them tell you what problems they have. You’re not suggesting problems and asking them to rank them.

Freemium isn’t a business model — it’s a marketing tactic. SaaS isn’t a business model — it’s a way of delivering software.

Mobile businesses are a lot like SaaS businesses: both try to engage users, extract money from them repeatedly, and reduce churn.

the likelihood that any one feature is going to suddenly solve your customers’ problems is very small. Instead, try pivoting into a new market. The

Page optimization is important. But be sure you’re optimizing the right metric. You don’t just want a high conversion rate — though that’s good. You want high revenue per visitor, or high customer lifetime value (CLV), because that’s what’s really driving your business model.

Ignoring size when reporting growth.

3. How Long Will the Feature Take to Build?

Get your pages to load for a first-time visitor in less than 5 seconds; after 10, and you’ll start to suffer.

Remember: the One Metric That Matters changes over time. When