|Date of birth||20 May 1993|
|Place of birth||Messina , Italy|
|2012–2013||→ Barletta (loan)||27||(1)|
* Senior club appearances and goals counted for the domestic league only and correct as of 5 September 2016.
Calapai began his professional career within the youth ranks of Calcio Catania, before eventually earning call-ups to the first team towards the end of the 2011-12 Serie A campaign, under former coach, Vincenzo Montella. He made his Serie A debut on 13 May 2012, as a 79th-minute substitute in a 0-2 home loss to Udinese.
On 12 July 2012, Calapai was sent out on loan to the Lega Pro Prima Divisione with S.S. Barletta Calcio. He was a first team regular for the club, making 28 appearances and scoring 1 goal during the 2012-13 statistical season. He returned to Catania on 30 June 2013.
- "Calciomercato, il Barletta mette la 'sesta' con Calapai. Ufficiale l'ingaggio del terzino destro classe 1993 dal Catania.". barlettaviva.it (in Italian). 13 July 2012. Retrieved 5 September 2016.
- "UFFICIALE: Calapai va al Modena". calciomercato.it (in Italian). 1 July 2013. Retrieved 5 September 2016.