Theresa May, at the Home Office, has proposed that additional online powers were required including a plan to track which websites people have visited.
But Apple said the Investigatory Powers Bill is an attack on individuals’ freedoms.
Apple said in a submission to a parliamentary committee that it considers that the plans will weaken security for the majority of law abiding people.
Microsoft has also weighted into the debate amidst fears that non UK firms will be made to compromise existing US laws.
Apple argues against so-called “back doors” that could be used by crooks and terrorists as well as government departments.