“After we came to the conclusion that internal testing simply is not enough for us anymore, we decided to do crowdtesting. If the product reaches a certain degree of complexity, internal testing requires too many resources. Furthermore, unbiased testers find mistakes, which would remain undiscovered otherwise.”

“At KELLER, we want to connect with our customers in a more personal and emotional way. To do this, in parallel with collecting data, we want to see the world through the eyes of our users and understand what we can do and improve for them, in order to create …