Digital Measurements of Motor and Voice Functions in FTD

Inclusion Criteria: * Male and female participants aged 40 years or older with a clinical diagnosis of possible or probable FTLD syndrome phenotype. * Participants must be fluent in reading and speaking English and must be capable of providing informed consent based on the principal investigator's judgment. * Individuals eligible for inclusion must be able to comply with the protocol per the investigator's judgment and must have a caregiver or study partner who is willing and able to assist with all study-related procedures. Exclusion Criteria: * Any neurological, medical, or psychiatric condition that would preclude or confound participation in study activities based on the investigator's judgment. * Individuals who have a history of frequent falls defined as more than 5 falls per month.