iVoiceTherapy-IRB is a free iOS application that has been designed for investigational clinical research purposes only. Designated clinicians downloading this product must contact Liza Blumenfeld at [email protected] in order to obtain password and download instructions. This efficacy of the application is currently being explored as a complement to the traditonal voice therapy regimen. The program can be used for individuals with a broad array of underlying medical conditions including muscle tension dysphonia, traumatic vocal fold lesions, vocal fold weakness/paralysis, chronic cough, peri-operative care and many others. For complete details about the content and functionality of the application, please refer to medical version of iVoiceTherapy on the iTunes App Store.