He is on the books of AE Kifisias and wears shirt number 72. His main role on the pitch is Forward. His estimated market valuation currently stands at 250K €.

His latest transfer saw him join AE Kifisias from AEK Athens B via Loan on 2025-06-30.

During the Super League Greek 2025-2026 campaign, Apóstolos Christópoulos made 14 appearances, scoring 2 goals and adding 0 assists. He averaged 0.1 goals per match from 8 shots, with 2 on target.