Taking iPhone video is usually a pretty manual affair. You try to hold your hands steady, but eventually some shudder creeps in. Trying to maintain a steady focal point can be tricky, especially if you’re filming a larger scene, like a concert or play.
You could use a tripod, but they’re big, bulky and require some setup. You don’t want to move around with a tripod.
Monopods, however, offer the stability and easy-panning joy of a tripod without all the fuss. Manfrotto’s monopod (the aptly-named 562B-1) is a solid, tall, adjustable, simply fantastic accessory to make all your videos, iPhone or otherwise, look much more professional..