A can crusher (1900), including: a support plate (1912) and a backing plate (1902); a left crush-arm (1908) pivotally secured to the support plate and including: a left flap (1924) and a left handle (1920) that extends transverse relative to the left flap; a right crush-arm (1910) pivotally secured to the support plate and including a right flap (1934) and a right handle (1930) that extends transverse relative to the right flap; and a retaining pin (1914) directly secured to the support plate. When the support plate is horizontally oriented the retaining pin extends vertically upward from the support plate and is disposed outside a horizontal sweep of the left flap and outside a horizontal sweep of the right flap. The retaining pin is configured to trap a can between the retaining pin and the backing plate when the can crusher is in an open configuration.