A toothbrush holder apparatus can include a toothbrush and a handle. The toothbrush can include a distal end with bristles. The handle can include a gripping portion and a cavity configured to hold the toothbrush. The handle can include a secured configuration and an unsecured configuration. In the secured configuration, the toothbrush can be secured within the handle with a support feature. In the unsecured configuration, the toothbrush is removable from the handle. A stopper can be coupled to the handle. The stopper can be located at a distance from the distal end of the toothbrush. An adapter can extend from the stopper and include an opening to the cavity. The adapter can have a convex shape extending from the stopper. The toothbrush can be located within the opening, and a support feature configured to hold the toothbrush within the handle.