Write an App Store Listing

Write optimised app store listing copy for the following app:

App name: [name]
Platform: [iOS App Store / Google Play / both]
Category: [app category]
Core value proposition: [what does the app do and who is it for?]
Key features: [list 4–6 main features]
Target keywords: [list 5–10 keywords you want to rank for]
Competitor apps: [name 2–3 similar apps]

Write:
1. App name (30 chars): include primary keyword naturally
2. Subtitle / short description (30 chars iOS / 80 chars Android): benefit-led, not feature-led
3. Long description (up to 4,000 chars):
   - First 2 lines: must sell the app before the "more" fold
   - Problem → solution format
   - Feature bullets with benefit translations
   - Social proof section
   - CTA closing line
4. Keywords field (100 chars iOS): comma-separated, no spaces, no repeats from title/subtitle
5. Screenshot captions: 5 captions that tell a story across the screenshots
6. What's New text (for an update): 2–3 sentences, human tone