About this app
Put the '22 Immutable Laws of Marketing' into practice by downloading this free Brain Shot app. Learn, revise and utilize the Laws of Marketing using the distilled notes from the classic business book. Use the Today App Widget included with this Brain Shot app to easily learn the Marketing Laws as you make use of your iPhone every day. Learn more about the classic business book recommended by Tim Ferriss using this free app. Brain Shots apps bring the best ideas to your iPhone, distilled for easy consumption and daily use.
Latest release
What’s New
Bug fixes and platform updates.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 21, 2026 · 11:57 PM Free