Watch Free! -Iwatobi Swim Club- Episode 4 “Captive Butterfly” online free in HD on Anime4Soul. This episode first aired on July 25, 2013. It is episode 4 of 12. Use the SUB / DUB switch above the player for English subtitles or the English dub, and the language menu for French and Portuguese.

Previous: Free! -Iwatobi Swim Club- Episode 3. Next: Free! -Iwatobi Swim Club- Episode 5. See all 12 episodes, characters and voice actors on the Free! -Iwatobi Swim Club- page.