Check the acquisition promise
Read the store headline, screenshots and description. What problem is the app promising to solve?
Study the storefront ↗CHUNGKIL KIM · 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.
Doesn’t work- waste of time.
Goodness gracious chungkil Kim! You only had one job in this app and you screw it up! Let me ask you a simple question, if you crop a pdf why would you want to end up with a PNG file in the end?? People who crop pdf want to have a cropped pdf! It’s that simple. Also why not include function to rotate the cropped PDF (not png) and a function to be able to save the newly cropped pdf file! It’s simple stuff, man! And you want someone to pay for this after two weeks lol. I’ll pay for it to be taken off my phone. Good luck buddy!
The controls to use the crop feature are intuitive and you can’t scroll through your PDF while you’re trying to crop. This app is a bust.
Cropper for PDF/HWP/PNG is a fast, focused tool for reading PDFs and copying exactly the areas you need - problems, figures, tables, paragraphs - stra...
| Name | Price | Type |
|---|---|---|
| Remove Ad | $3.99 | One-time |