Itunesku -

Apple’s systems will flag duplicate metadata, but SKU collisions are one of the fastest ways to get a submission rejected. A unique SKU ensures you don’t accidentally overwrite an existing product.

<product> <skuid>APP_MYBRAND_IOS_PRO_2025</skuid> <title>My Brand Pro</title> <price_tier>1</price_tier> </product> itunesku

You lose playlists and ratings, but gain lightning speed. Apple’s systems will flag duplicate metadata, but SKU