Act! may refer to:
- Act! CRM, a software
- Act! (Italy), a political party
Act! (, F!) is a centre-right political party in Italy, based in Veneto.
Its leader is Flavio Tosi, mayor of Verona and former leader of Liga Veneta– Lega Nord, who was ejected from it in the run-up of the 2015 Venetian regional election, due to his opposition to Matteo Salvini's political line.