System Usability Scale (SUS)
System Usability Scale (SUS) is one of the most used usability assessment questionnaires, and it was developed in…
Autonomous- & democratized user testing
Nowadays most organizations work agile, meaning there is not much time to conduct traditional user testing, and many…
AB- and Multivariate Tests
Do you have different layouts, placement of text, color, or maybe greater workflows, designs, etc. you want to…
Qualitative, quantitative or mixed methods?
When user testing you’ll normally take either a qualitative, quantitative or mixed methods approach. In this post we’ll…
The price of user testing
Studies have shown that in software development the cost of a bug increases by a significant magnitude for…
How to track user success
It is no longer enough to sprinkle UX on the top of product development. UX is becoming a…
Usability and UX Metrics in Preely
Do you know that you can track the most common usability and UX metrics in Preely? Usability and…
Net Promoter Score (NPS)
Net Promoter Score (NPS) is used as a metric of customer loyalty. We normally state that it’s a…
How many participants do you need for your user test?
Sample size is a tricky issue within user testing. The number of participants depends on various things such…
What we learned at Interact
This blog post is based on our experiences from Interact 2021, which is one of the biggest conferences…
Improving the field of remote user testing
Preely is teaming up with Aalborg University (AAU), IT University of Copenhagen (ITU), Nykredit, Duckwise, Nuuday and Undo…
Meet the Heroes of UX: Julie and Carl-Johan from Peytz & Co
Sometimes the value of user testing comes simply from shutting down endless discussions. Let’s just test it -Julie…
Prioritize quick over complex user tests
The last decade I have conducted countless user tests on websites and other digital products. Every test has…
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