Check the acquisition promise
Read the store headline, screenshots and description. What problem is the app promising to solve?
Study the storefront ↗绍军 初 · 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.
I’ve used this app in the past to measure my piano’s tuning, but the current version is literally unusable on current hardware and latest iOS version. Hope the developer will update quickly.
Wasted my money completely. There’s no strobe-type visual aid, only slowly reacting small numbers. Whoever made this has clearly never tuned a piano in their life.
The description is intriguing but when I launched the app and played note on the piano it said what note it was, but that it couldn’t do anything without a purchase. It’s is too expensive to purchase on a “gamble” that it might help me tune my piano. The description said it would tune 12 (or 13?) notes on the free app but in reality, there is a whole host of pre-settings you need to make, or the 12 or 14 notes are “secret” notes you have to discover somehow. Either way, there is no obvious way to really use the app without gambling $100. Unless you can find someone who already paid the $100, I don’t know how you can test it.
This is the world's first piano tuner that can accurately and stably detect the full-range 88-key pitch deviation. With the impact piano tuning lever,...
| Name | Price | Type |
|---|---|---|
| Function of detecting all notes | $29.99 | One-time |