# List of number-one digital songs of 2008 (U.S.)

The highest-selling digital singles in the United States are ranked in the Hot Digital Songs chart, published by Billboard magazine. The data are compiled by Nielsen SoundScan based on each single's weekly digital sales, which combines sales of different versions of a single for a summarized figure.

## Chart history

Key :
| † | Indicates best-charting digital song of 2008 |
| Issue date | Song | Artist(s) | Weekly sales |
| January 5 | "Low" † | Flo Rida featuring T-Pain | 178,000 |
| January 12 | "Low" † | Flo Rida featuring T-Pain | 467,000 |
| January 19 | "Low" † | Flo Rida featuring T-Pain | 232,000 |
| January 26 | "Low" † | Flo Rida featuring T-Pain | |
| February 2 | "Low" † | Flo Rida featuring T-Pain | 180,000 |
| February 9 | "Low" † | Flo Rida featuring T-Pain | 170,000 |
| February 16 | "Low" † | Flo Rida featuring T-Pain | 179,000 |
| February 23 | "Low" † | Flo Rida featuring T-Pain | 167,000 |
| March 1 | "Low" † | Flo Rida featuring T-Pain | |
| March 8 | "Low" † | Flo Rida featuring T-Pain | |
| March 15 | "Love in This Club" | Usher featuring Young Jeezy | 198,000 |
| March 22 | "Hallelujah" | Jeff Buckley | 178,000 |
| March 29 | "Love in This Club" | Usher featuring Young Jeezy | |
| April 5 | "Bleeding Love" | Leona Lewis | 219,000 |
| April 12 | "Touch My Body" | Mariah Carey | 286,000 |
| April 19 | "4 Minutes" | Madonna featuring Justin Timberlake | 217,000 |
| April 26 | "Bleeding Love" | Leona Lewis | 223,000 |
| May 3 | "4 Minutes" | Madonna featuring Justin Timberlake | 202,000 |
| May 10 | "Bleeding Love" | Leona Lewis | 236,000 |
| May 17 | "Bleeding Love" | Leona Lewis | 217,000 |
| May 24 | "Take a Bow" | Rihanna | 267,000 |
| May 31 | "Take a Bow" | Rihanna | 196,000 |
| June 7 | "The Time of My Life" | David Cook | 236,000 |
| June 14 | "Viva la Vida" | Coldplay | 219,000 |
| June 21 | "Viva la Vida" | Coldplay | 253,000 |
| June 28 | "Viva la Vida" | Coldplay | 246,000 |
| July 5 | "I Kissed a Girl" | Katy Perry | 235,000 |
| July 12 | "I Kissed a Girl" | Katy Perry | 206,000 |
| July 19 | "I Kissed a Girl" | Katy Perry | 191,000 |
| July 26 | "I Kissed a Girl" | Katy Perry | 177,000 |
| August 2 | "I Kissed a Girl" | Katy Perry | 166,000 |
| August 9 | "I Kissed a Girl" | Katy Perry | 151,000 |
| August 16 | "Disturbia" | Rihanna | 140,000 |
| August 23 | "Disturbia" | Rihanna | 148,000 |
| August 30 | "Crush" | David Archuleta | 166,000 |
| September 6 | "Whatever You Like" | T.I. | 205,000 |
| September 13 | "Whatever You Like" | T.I. | 176,000 |
| September 20 | "So What" | Pink | 197,000 |
| September 27 | "So What" | Pink | 253,000 |
| October 4 | "So What" | Pink | 218,000 |
| October 11 | "Whatever You Like" | T.I. | |
| October 18 | "Live Your Life" | T.I. featuring Rihanna | 335,000 |
| October 25 | "Womanizer" | Britney Spears | 286,000 |
| November 1 | "Womanizer" | Britney Spears | 201,000 |
| November 8 | "If I Were a Boy" | Beyoncé | 190,000 |
| November 15 | "Live Your Life" | T.I. featuring Rihanna | 184,000 |
| November 22 | "Heartless" | Kanye West | 201,000 |
| November 29 | "If I Were a Boy" | Beyoncé | 170,000 |
| December 6 | "Single Ladies (Put a Ring on It)" | Beyoncé | 204,000 |
| December 13 | "Single Ladies (Put a Ring on It)" | Beyoncé | 228,000 |
| December 20 | "Circus" | Britney Spears | 212,000 |
| December 27 | "Circus" | Britney Spears | 153,000 |