quick answer nope you can get things like quickstart if freshwater. if saltwater if you put live sand and rock in yup cycle else put in water conditioner add 1-2 fish every couple weeks and you'll be fine. i never in 20 plus years cycled freshwater tanks never had a issue. saltwater i cycle because i add live sand and live rock an live rock will throw your tank a powerfull punch. because stuff will die off on that during transport.
quick answer nope you can get things like quickstart if freshwater. if saltwater if you put live sand and rock in yup cycle else put in water conditioner add 1-2 fish every couple weeks and you'll be fine. i never in 20 plus years cycled freshwater tanks never had a issue. saltwater i cycle because i add live sand and live rock an live rock will throw your tank a powerfull punch. because stuff will die off on that during transport.