Therapeutic handheld and wearable tactile stimulation devices, namely, wearable computer peripherals, in the nature of electro-mechanical tappers, that are bilaterally positionable on a person or animal for use with computer operating and control programs for the purpose of reducing stress, calming, and enhancing well-being of the holder or wearer of the devices, excluding medical devices for pain treatment; handheld and wearable tactile stimulation devices for use by mental health therapists during psychotherapy; handheld and wearable tactile stimulation devices, the operation and control of which are controlled by a wireless-communicative handheld device, such as a smart phone, on which has been downloaded and installed appropriate operating and control software