Compact clamp mount for securely attaching a smartphone to a vehicle's air vent. Adapts easily: simple and individual adjustment to the device through a movable clamp holder. For portrait or landscape orientation: 360° rotatable mount for optimal smartphone alignment. Compact design for space-saving installation. Suitable for any smartphone with or without a case or protective cover. The car phone holder is compatible with smartphones with a width of 5.5 to 8.5 cm. Easy insertion and removal of the device by gently pulling apart the clamp holder, with automatic locking. Access to the smartphone's charging port remains unobstructed, allowing the device to be charged while driving. The phone can be rotated as desired, for example, for horizontal navigation on the smartphone. The smartphone holder is attached to the air vent outlet without glue or drilling, making it compatible with almost any car and easily removable when needed.