The duo become the Blades third signing prior to this Friday’s Steel City showdown with Sheffield Wednesday, having completed the signing of Southend United midfielder Ryan Leonard yesterday.
Midfielder Evans, 23 joins from fellow Championship side Wolverhampton Wanderers for an undisclosed fee – though media reports suggest a fee of £750,000, and has signed a deal up to June 2021.
Meanwhile striker James Wilson, 21 has joined on loan for the remainder of the season from Premiership side Manchester United.