| By2 discography | |
|---|---|
 By2 in 2009 | |
| Studio albums | 6 |
| EPs | 1 |
| Compilation albums | 1 |
| Singles | 34 |
| Promotional singles | 4 |
The following is the discography for Singaporean girl group By2. They have released six studio albums, one extended play, and thirty-four singles to date.