VTI

VTI may refer to:


 * Virtual TI (Virtual Texas Instruments Calculator)
 * The Vanguard Group Total Stock Market ETF, an exchange-traded fund with ticker symbol VTI
 * Velocity time integral, a measurement in echocardiography
 * Vermeer Technologies, original developer of Microsoft FrontPage
 * Volda TI, Norwegian sports club
 * VTI trademark by VLSI Technology
 * Video Terminal Interface (VTI), a video display interface of the polymorphic Poly-88
 * Virtual Tunnel Interface, another method for route-based IPsec; see VyOS
 * VTI Engine ("Variable valve lift and Timing Injection"), engine developed by PSA Peugeot Citroën and BMW
 * Swedish National Road and Transport Research Institute, a transport research institute in Sweden