Phrasing matters. If someone applies with a project management app you can say "Seriously? Another project management app? How is this different than X, Y, or Z

Phrasing matters. If someone applies with a project management app you can say "Seriously? Another project management app? How is this different than X, Y, or Z?" or you can say "How is this different than X, Y, or Z?" The former puts the applicant on the defensive whereas the latter encourages discussion.