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Free App Store and ASO tools
Size checkers, icon packs, feature graphics, and ASO audits — all free. Store sizes last verified 2026-09-28 against Apple and Google Play.
Sizes & assets
- Size checker Drop in screenshots. See which store slots they fit.
- Screenshot resizer Upload one image. Export every required size as a ZIP.
- Icon generator Upload 1024×1024. Download iOS and Android icon sizes.
- Feature graphic Build a 1024×500 Play banner. Export PNG in the browser.
- Size cheat sheet Current App Store and Google Play screenshot sizes.