Generally it will cook a lot of things better than consumer ovens because consumer ovens are fucking garbage.
But yeah, it's just a small convection oven that heats faster and more evenly. I love mine. I mostly only use the oven for things that require a solid tray or don't do well with the fan in close proximity (mostly certain frozen foods). And baking.
When I was a child, I once tore apart my room looking for my game boy colour, which was in my hand the whole time.
Yeah, I had undiagnosed ADHD.