Day by Day is Adams' highest-charting album, debuting at number 23 on the US Billboard 200 and number 4 on the Top R&B/Hip-Hop Albums, with first week sales of 29,316; besting her previous peaks of number 24 on the Billboard 200 and number 5 on the Top R&B/Hip-Hop Albums chart with Mountain High...Valley Low (1999). Furthermore, Day by Day is her fourth consecutive number-one album on the US Top Gospel Albums chart, where it spent 3 weeks at number-one. In its second week, the album sold 23,820 units, a 19% dip from its first week. It went on to spend a total of 22 weeks on the Billboard 200 and 56 weeks on the Top R&B/Hip-Hop Albums chart, where it ranked at number 86 on the 2006 year-end chart. On Top Gospel Albums, the album accumulated a total of 100 weeks and ranked at number 5 on the 2006 year-end chart.