Who owns the copyright of the photos? Is it the photographer, Snappr or the customer?

The customer owns the full intellectual property rights (IPR) of the photos purchased. Snappr has full ownership rights of photos that are not purchased by the customer. 

You might be interested in:

• How can a photographer get permission to use their Snappr photos on their personal portfolio?
• Who has rights to the photos taken on a Snappr shoot?