What is .FLT file extension?
Audio filter used for applying effects, such as reverb, echo, chorus, distortion, and other effects to an audio file; must be saved within the main application folder in order to be loaded by the program.
Most FLT files work with both Syntrillium Software Cool Edit Pro and Adobe Audition. Adobe acquired the assets of Syntrillium Software in May 2003 and introduced Adobe Audition in August 2003.
You can see a list of software programs here on easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.