There's a coffee shop/cafe on site. You can unwind with a drink at one of the 2 bars/lounges. Free breakfast is available daily. A computer station is on site, and both WiFi and wired Internet are free in public spaces.
A rooftop terrace, multilingual staff, and tour/ticket assistance are also featured at the business-friendly Niles Hotel Istanbul - Special Class. An airport shuttle (available 24 hours) is available for a fee.
This Istanbul hotel is smoke free.