Here’s what consumers have asked with answers from Freepik staff and previous consumers.
They're largely unresponsive. I filled out the online contact form, but they never responded.
They supposedly had what others didn't have. The price was OK, but later turned out they charged much, much more than the price that was listed.
They have vast amount of images and they are very functional. By contrast, vecteezy only allow you to sell 50 copies.