 The overall sound of Until the Whole World Hears has been described as ' pure American rock ' , ' soft adult contemporary ' , and ' CCM ' . Robert Ham of Christianity Today regarded the album as comparable to the sound of rock bands Creed and Nickelback . One critic observed that most of the songs on the album " start off with chords plunked out on a piano or strummed slowly on a guitar , letting the song build slowly toward a massive wave of sound " . The title track has been described as having a " real rock vibe " infused by electric guitar riffs , while " Shadow of Your Wings " has been described as an " unashamed rock @-@ n @-@ roll jam " . " Joyful , Joyful " is driven by a " pulsing " and " driving " string section that " calls to mind Coldplay 's ' Viva la Vida ' " . " Mercy " and " Blessed Redeemer " feature female @-@ fronted vocals , the former sung by Megan Garrett and the latter sung by Melodee DeVevo ; on " At Your Feet " , Hector Cervantes and Juan DeVevo joining Mark Hall on vocals . 
 The overall sound of Until the Whole World Hears <a href='been_done' title='1'><mark>has</mark></a> been described as ' pure American rock ' , ' soft adult contemporary ' , and ' CCM ' . Robert Ham of Christianity Today<a href='been_done' title='2'><mark></mark></a> regarded the album as comparable to the sound of rock bands Creed and Nickelback . One critic observed that most of the songs on the album " start off with chords plunked out on a piano or strummed slowly on a guitar , letting the song build slowly toward a massive wave of sound " . The title track <a href='been_done' title='3'><mark>has</mark></a> been described as having a " real rock vibe " infused by electric guitar riffs , while " Shadow of Your Wings " <a href='been_done' title='4'><mark>has</mark></a> been described as an " unashamed rock @-@ n @-@ roll jam " . " Joyful , Joyful " is driven by a " pulsing " and " driving " string section that " <a href='uninflect' title='5'><mark>calls</mark></a> to mind Coldplay <a href='null_genetive' title='6'><mark>'s</mark></a>' Viva la Vida ' " . " Mercy " and " Blessed Redeemer " feature female @-@ fronted vocals , the former sung by Megan Garrett and the latter sung by Melodee DeVevo ; on " At Your Feet " , Hector Cervantes and Juan DeVevo joining Mark Hall on vocals . 
Da overall sound of Until the Whole World Hears done been described as ' pure American rock ' , ' soft adult contemporary ' , and ' CCM ' . Robert Ham of Christianity todayy been regarded the album as comparable to the sound of rock bands Creed and Nickelback . One critic observed that most of the songs on the album " start offf with chords plunked outt on a piano or strummed slowly on a guitar , letting tdasong build slowly toward a massive wave of sound " . Thdaitle track done been described as having a " real rock vibe " infused by electric guitar riffs , while " Shadow of Your Wings " done been described as an " unashamed rock @-@ n @-@ roll jam " . " Joyful , Joyful " is driven by a " pulsing " and " driving " string section that " call to mind Coldplay  ' Viva la Vida ' " . " Mercy " and " Blessed Redeemer " feature female @-@ fronted vocals , thedarmer sung by Megan Garrett and the latter sung by Melodee DeVevo ; on " At Your Feet " , Hector Cervantes and Juan DeVevo joining Mark Hall on vocals .