Hello DREW4ME, the weight of this unit is 2.91 lbs. I have also attached a link below to the specifications, you can find more information regarding apps here.
https://www.samsung.com/us/computing/windows-laptops/notebook-series-9/notebook-9-pro-133-np940x3n-k01us/?redir=NP940X3N-K01US#specs
^Britt