Being off by an octave is pretty important for melodic lines, which is usually how the violin is used… so while you can translate chords from tuning in fifths t

Being off by an octave is pretty important for melodic lines, which is usually how the violin is used… so while you can translate chords from tuning in fifths to fourths or vice versa, in my experience, you need to relearn to play if you're doing melodies.