I applied through an employee referral. The process took 3 weeks.
The process is team-dependent, but the team I applied for had a few technical rounds. Questions seemed more engaged on ability to adapt to new scenarios on the fly than being technically inclined. Had a very positive experience with the interview panel; it was my favorite interview process.
The following metrics were computed from 31 interview experiences for the Apple Software Engineer Intern role.
Apple's interview process for their Software Engineer Intern roles is fairly selective, failing a large portion of engineers who go through it.
Candidates reported having very good feelings for Apple's Software Engineer Intern interview process.