Is there a dent removing device out there? Something like a suction cup where I can easily pull it out?

 

there are all types of devices suction cup pullers and devices that use hot glue that have a bridge device to tighten by screw power, as well as hammers and dollys to pound them out ...
harbor freight has them ... but unless you know exactly what you are doing you can cause greater damage ...
check into Paintless dent removal (dent wizard) they can remove dents very cheap , one tech popped a door ding out on my car at a bar for $20 cash (drinking money)...