App Marketing & ASO
Getting an app found and chosen: App Store Optimization, store listings, screenshots, experiments, campaigns and launch planning.

A/B testing in mobile apps: what the results can and can't tell you
Plain answers on store listing tests and in-app experiments: what each store lets you test, how much traffic you need, peeking and novelty effects.

App monetization models compared: subscriptions, one-time and ads
Subscriptions, one-time purchases, freemium, ads and hybrids compared, with store commission basics, free trials and price localization for small app teams.

App store screenshots that explain the app in five seconds
How to plan app store screenshots that work at search size: what the first three must show, how to write captions, and how to handle languages and dark mode.

The App Store keyword field: 100 characters without waste
How to fill Apple's 100-character keyword field: no spaces after commas, no words from your app name, no rival brands, plus a worked before and after.