Check the acquisition promise
Read the store headline, screenshots and description. What problem is the app promising to solve?
Study the storefront ↗Eduardo Almeida · iOS
Explore the ad evidence, study the storefront, and build your next acquisition hypothesis.
01 / Creative research
Read the store headline, screenshots and description. What problem is the app promising to solve?
Study the storefront ↗Explore apps with direct store-link matches. Compare their hooks and formats without assuming the same approach works here.
Browse observed advertisers ↗Store rankings and revenue estimates describe market context. They do not establish ad spend, conversions or ROAS.
Review the market context ↗02 / Storefront & product
Study the product story and store experience behind the acquisition funnel.
03 / Market context
Keep revenue, downloads and store rankings separate from advertising performance.
The app is not usable, it crashes too often.
I would love to use the app but both the Lite and Pro versions instantly crash when opened. iPhone 11. iOS 15.2.1.
I liked the look and feel of this App, particularly the ability to see stored points on the curve. However, I started to notice that sometimes my results wouldn’t match my plant parameters. It all came to a head when a particular calculation yielded a result roughly off by a factor of 255x. P=2200 psia, T=551 F yielded 11944 lbm/ft3 when the result should be ~ 46.7 lbm/ft3. Nothing is worse than being technically wrong. Deleting the App even though I paid money for it because being this wrong once can’t be trusted for anything.
Steam Tables calculates the functions below, using the IAPWS-97 equations: •Function(p,t) – to calculate properties from pressure and temperature; •F...