Istanbul is full of museums. If you are planning to visit them all, you might end up paying a lot of money for each museum's ticket. So, what you can do is to get a museum pass, museum card or Müzekart! 
Where can you use the museum card?
Any museum on the list of museums can be accessed with Müzekart!
Why aren't some of the major museums on the list?
Dolmabahçe Palace and the Basilica Cistern are managed by other bodies, so Müzekart does not include them.
Where can you get a museum pass in Istanbul?
The museum pass is valid for 5 days from the first day you visit a museum in Istanbul. You can visit 12 different museums in Istanbul, and it costs you 700 TL or around 37 USD.
Where can you use the museum card?
Any museum on the list of museums can be accessed with Müzekart!
Why aren't some of the major museums on the list?
Dolmabahçe Palace and the Basilica Cistern are managed by other bodies, so Müzekart does not include them.
Where can you get a museum pass in Istanbul?
- From ticket offices at Istanbul Archaeology Museums, Great Palace Mosaic Museum, and the Turkish and Islamic Arts Museum
- Online and have it delivered.
- Get a digital version from Museum Card app.
The museum pass is valid for 5 days from the first day you visit a museum in Istanbul. You can visit 12 different museums in Istanbul, and it costs you 700 TL or around 37 USD.