Quick answer
Apple may fit only as a tiny occasional amount for cats. It should not replace the normal diet.
Use a tiny occasional amount only. This should not become a daily food.
Fruit safety check
Apple may fit only as a tiny occasional amount for cats. It should not replace the normal diet.
Apple may fit only as a tiny occasional amount for cats. It should not replace the normal diet.
Use a tiny occasional amount only. This should not become a daily food.
Remove core and seeds.
Fruit sugar adds up quickly.
Detailed safety guide
Use this for apple slices, peel, fruit bowls, and avoiding seeds, cores, sweet desserts, and flavored leftovers. The main concern is apple is not toxic as a tiny plain nibble for many cats, but it is not useful cat nutrition.
Cats usually rely on complete cat food. That makes apple different from a generic human-food answer, especially around plant-heavy treats, dairy, alliums, and flavored leftovers.
Apple may fit only as a tiny occasional amount for cats. It should not replace the normal diet.
Remove core and seeds.
Fruit sugar adds up quickly.