Abstract: The present invention provides a three-folding inflatable car roof tent and a storage device thereof. The three-folding inflatable car roof tent comprises a tent main body, composite slide rails, a three-folding bed frame and the storage device; the three-folding bed frame is fixedly installed above a base frame; the tent main body is detachably fixed on the three-folding bed frame; the storage device is of a shell structure that is telescopically adjusted in size; the lower side border of the storage device is in sliding connection with the border of the base frame; and the three-folding bed frame may be stored by the sliding storage device after being folded. The three-folding inflatable car roof tent is relatively light in overall weight, firm in structure and convenient to support and store.