A summer 2013 anime by [[Kyoto Animation]], based on the light novel [[High Speed!|High☆Speed!]] by Kouji Ouji, about a high school swimming team.

A second season, [i]Free! - Eternal Summer[/i], aired in the summer of 2014, with a third season ([i]Dive to the Future[/i]) in 2018.

h4. Characters
[b]Main Characters[/b]
* [[Nanase Haruka (free!)|Nanase Haruka]]
* [[Matsuoka Rin]]
* [[Tachibana Makoto]]
* [[Hazuki Nagisa]]
* [[Ryuugazaki Rei]]
* [[Yamazaki Sousuke]]

[b]Supporting Characters[/b]
* [[Matsuoka Gou]]
* [[Amakata Miho]]
* [[Mikoshiba Momotarou]]
* [[Mikoshiba Seijuurou]]
* [[Nitori Aiichirou]]
* [[Sasabe Gorou]]

[b]Minor Characters[/b]
* [[Hanamura Chigusa]]
* [[Tachibana Ren (free!)|Tachibana Ren]]
* [[Tachibana Ran (free!)|Tachibana Ran]]
* [[Mr. Tachibana]] 
* [[Mrs. Tachibana]] 
* [[Mr. Nanase]]
* [[Mrs. Nanase]] 
* [[Shigino Kisumi]]
* [[Shigino Hayato]]
* [[Uozumi Takuya]]
* [[Minami Kazuki]]
* [[Hayafune Romio]]
* [[Isurugi Shizuru]]
* [[Iwashimizu Toru]]
* [[Nakagawa Shouta]]
* [[Sera Tadanori]]  
* [[Iwatobi-chan]] 
* [[Lori (free!)|Lori]]
* [[Russell (free!)|Russell]]
* [[Winnie (free!)|Winnie]]
* [[Pyunsuke]]

h4. [b]EDs[/b]
* [[Splash Free]]
* [[Future Fish]]

h4. See also
* [[Iwatobi High School Uniform]]
Free! 腐ree! Free!プラス