What is the difference between a fixed APR and a variable APR? | Consumer Financial Protection Bureau
...between a fixed APR and a variable APR, is that a fixed APR does not fluctuate...to an index. A variable-rate APR, or variable APR, changes with the index interest...A fixed-rate APR or fixed APR sets an APR that does not fluctuate with changes...the notice. A variable-rate APR or variable APR changes with the index interest