Number of spins
At €0.10 a spin, €5 is 50 spins; at €0.20 it is 25. Many slots have minimum stakes of €0.10–€0.20.
Turnover
BetOnRed’s 3× deposit rule means €15 of bets before a withdrawal request (§7.6).
Cash-out floor
BetOnRed’s minimum withdrawal is €50 (§7.1). If your €5 grows to €40, you can’t withdraw it yet.
See the ranked list.