# List of number-one digital songs of 2010 (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 2010 |
| Issue date | Song | Artist(s) | Weekly sales |
| January 2 | "Tik Tok" † | Kesha | 221,000 |
| January 9 | "Tik Tok" † | Kesha | 610,000 |
| January 16 | "Tik Tok" † | Kesha | 394,000 |
| January 23 | "Tik Tok" † | Kesha | 252,000 |
| January 30 | "Tik Tok" † | Kesha | 244,000 |
| February 6 | "Today Was a Fairytale" | Taylor Swift | 325,000 |
| February 13 | "Tik Tok" | Kesha | 200,000 |
| February 20 | "Imma Be" | The Black Eyed Peas | 236,000 |
| February 27 | "We Are the World 25 for Haiti" | Artists for Haiti | 267,000 |
| March 6 | "We Are the World 25 for Haiti" | Artists for Haiti | 208,000 |
| March 13 | "Imma Be" | The Black Eyed Peas | 187,000 |
| March 20 | "Break Your Heart" | Taio Cruz featuring Ludacris | 273,000 |
| March 27 | "Break Your Heart" | Taio Cruz featuring Ludacris | 202,000 |
| April 3 | "Break Your Heart" | Taio Cruz featuring Ludacris | 176,000 |
| April 10 | "Hey, Soul Sister" | Train | 182,000 |
| April 17 | "Hey, Soul Sister" | Train | 219,000 |
| April 24 | "Hey, Soul Sister" | Train | 204,000 |
| May 1 | "Nothin' on You" | B.o.B featuring Bruno Mars | 184,000 |
| May 8 | "Nothin' on You" | B.o.B featuring Bruno Mars | 179,000 |
| May 15 | "OMG" | Usher featuring will.i.am | 217,000 |
| May 22 | "Not Afraid" | Eminem | 380,000 |
| May 29 | "California Gurls" | Katy Perry featuring Snoop Dogg | 294,000 |
| June 5 | "OMG" | Usher featuring will.i.am | 236,000 |
| June 12 | "California Gurls" | Katy Perry featuring Snoop Dogg | 269,000 |
| June 19 | "California Gurls" | Katy Perry featuring Snoop Dogg | 318,000 |
| June 26 | "California Gurls" | Katy Perry featuring Snoop Dogg | 359,000 |
| July 3 | "California Gurls" | Katy Perry featuring Snoop Dogg | 337,000 |
| July 10 | "Love the Way You Lie" | Eminem featuring Rihanna | 338,000 |
| July 17 | "Love the Way You Lie" | Eminem featuring Rihanna | 280,000 |
| July 24 | "Love the Way You Lie" | Eminem featuring Rihanna | 314,000 |
| July 31 | "Love the Way You Lie" | Eminem featuring Rihanna | 352,000 |
| August 7 | "Love the Way You Lie" | Eminem featuring Rihanna | 332,000 |
| August 14 | "Love the Way You Lie" | Eminem featuring Rihanna | 300,000 |
| August 21 | "Mine" | Taylor Swift | 297,000 |
| August 28 | "Love the Way You Lie" | Eminem featuring Rihanna | 254,000 |
| September 4 | "Right Above It" | Lil Wayne featuring Drake | 225,000 |
| September 11 | "Teenage Dream" | Katy Perry | 259,000 |
| September 18 | "Teenage Dream" | Katy Perry | 221,000 |
| September 25 | "Just the Way You Are" | Bruno Mars | 209,000 |
| October 2 | "Only Girl (In the World)" | Rihanna | 249,000 |
| October 9 | "Just the Way You Are" | Bruno Mars | 188,000 |
| October 16 | "Like a G6" | Far East Movement featuring The Cataracs and Dev | 216,000 |
| October 23 | "Like a G6" | Far East Movement featuring The Cataracs and Dev | 221,000 |
| October 30 | "Back to December" | Taylor Swift | 241,000 |
| November 6 | "Like a G6" | Far East Movement featuring The Cataracs and Dev | 204,000 |
| November 13 | "We R Who We R" | Kesha | 280,000 |
| November 20 | "What's My Name?" | Rihanna featuring Drake | 235,000 |
| November 27 | "Teenage Dream" | Glee Cast | 214,000 |
| December 4 | "Forget You" | Glee Cast featuring Gwyneth Paltrow | 192,000 |
| December 11 | "Firework" | Katy Perry | 232,000 |
| December 18 | "Firework" | Katy Perry | 212,000 |
| December 25 | "Firework" | Katy Perry | 201,000 |