This investigation examined the effects of a virtual non-programmed prolonged speech intensive therapy program on stuttering of adults who stutter (AWS). The objective of this study was to determine if the treatment would decrease the participants’ (a) percent syllable stuttered (%SS), (b) perception of their stuttering severity via the Self-Assessment Severity Rating Scale (SASRS), and if so, (c) were participants able to maintain their fluency levels during a 2-week maintenance program.