I-WhatsApp sisicelo sokufowuna sasimahla sokuthumela umyalezo kunye neaudio/yevidiyo, efumaneka kwii-smartphones ezine-Android, iOS, Windows Phone kunye ne-BlackBerry. Yadalwa ngo-2009 nguJan Koum noBrian Acton, ababini ababesakuba ngabasebenzi bakwaYahoo! I-Inc., kwaye yafunyanwa yi-Facebook kwi-2014 nge-19 yeebhiliyoni zeedola. UWhatsApp uyakuvumela... Funda yonke into