A new and distinct Malus domestica Mill. apple tree variety named ‘CIV323’ particularly characterized by a moderately vigorous tree with open habit. Highly productive with precocious fruit bearing. Resistant to scab. The fruit is red, medium in size with a regular cylindrical shape. The flesh is creamy, fine, crispy and juicy. the flavour is good, with high acid level a good content of sugar. Good storability under ULO-conditions for up to six months.