cyberneticlibrary

Create app store screenshots and videos

app-store-screenshotsskillsetup L20
Sheshiyer/skill-clusters
What it does

Generate App Store and Google Play screenshots with spec-exact dimensions

Best for

When you need production-ready app store gallery images that exactly match platform specs (first 3 are critical).

Inputs
  • · design prompt/direction
  • · target platform (iPhone, iPad, Android)
  • · caption text
Outputs
  • · PNG/JPEG screenshots at exact store-required dimensions (1290x2796 iPhone, 1024x500 feature, etc)
Requires
  • · belt CLI (inference.sh)
  • · Flux/Seed image models
  • · device mockup rendering
Preconditions

belt CLI installed + logged in, credits available, design brief clear

Failure modes
  • · Model generation timeout
  • · Image aspect ratio off-spec
  • · Device frame text not readable
Trust signals
  • · Exact dimension tables (iOS, Android)
  • · "First 3 Rule": 80% impressions show 3 screenshots
  • · Caption guidelines with benefit-focus examples