Inclusion Criteria:  Twenty-four points or greater on the modified Telephone Interview for Cognitive Status (TICS) Eighteen years old and above Minimal technological literacy (i.e. ability to use a tablet independently) Having an active caregiver (necessary for technical support) Having a computer for online videoconferencing-based communication (necessary for online cognitive assessments)  Exclusion Criteria:  Confounding neurological and psychiatric disorders History of traumatic brain injury Clinically known hearing or vision impairment Severe upper-limb motor impairments that could impact the use of mobile devices Clinical presentations suggestive of dementia with Lewy bodies, progressive supranuclear palsy, multiple system atrophy, or vascular parkinsonism Diagnosis of dementia Major depression Any significant upper-limb impairment that could affect tablet use Participation in any other therapist-supervised cognitive training