[5] Kapláň began his professional club career at FK Železiarne Podbrezová in 2007 and played until 2008 before moving to Liptovský Mikuláš.
[citation needed] After being released by Liptovský Mikuláš in late 2011, Mike Wong signed him as a free agent.
[citation needed] During the 2012 and 2013 seasons, he scored a total of 32 goals for the side, appearing in 57 matches alongside captaining the Eagles.
[7][8] In December 2013, he joined Malaysia Premier League side Negeri Sembilan, but in April 2014 he was back in Singapore, signing for Tampines Rovers.
[10] He is a player who is good putting balls behind the net which made him a prolific striker and his 7 goals make him the league's highest-scoring midfielder in that season.