| # | Title | Rating | Length |
|---|
| 1 | Till the World Ends- miscellaneous support:
- Clint Gibbs (task: production coordination) and Irene Richter (task: production coordination)
- programming:
- Billboard , Dr. Luke, Alexander Kronlund and Max Martin
- assistant engineer:
- Aniela Gottwald and Tim Roberts
- engineer:
- John Hanes , Sam Holland and Emily Wright
- producer:
- Billboard , Dr. Luke, Max Martin and Emily Wright (lead vocals [vocal])
- mixer:
- Serban Ghenea
- instruments:
- Billboard , Dr. Luke, Alexander Kronlund and Max Martin
- background vocals:
- Stacey Barnett, Łukasz Gottwald, Sam Holland, Myah Marie , Max Martin, Bonnie McKee and Patrizia Rogosch
- lead vocals:
- Britney Spears
- produced for:
- Kasz Money Productions Inc. and Maratone
- mixed at:
- MixStar Studios in Virginia Beach, Virginia, United States
- engineered at:
- Conway Studios in Hollywood, Los Angeles, California, United States
- recording of:
- Till the World Ends
- writer:
- Łukasz Gottwald, Kesha Sebert , Alexander Kronlund and Max Martin
- publisher:
- Dynamite Cop Music, Kasz Money Publishing , Maratone, Warner/Chappell Music Scandinavia AB and Where Da Kasz At
| 3.5 | 3:58 |
| 2 | Till the World Ends (Bloody Beatroots extended remix) | | 4:07 |
| 3 | Till the World Ends (White Sea extended club remix) | | 4:51 |
| 4 | Till the World Ends (Kik Klap radio remix) | | 3:41 |
| 5 | Till the World Ends (Alex Suarez radio remix) | | 3:57 |
| 6 | Till the World Ends (Friscia and Lamboy club remix) | | 9:57 |
| 7 | Till the World Ends (Varsity Team radio remix) | | 4:15 |
| 8 | Till the World Ends (Karmatronic extended club remix) | | 6:47 |
