She made two voyages transporting convicts to Australia, one to Van Diemen's Land and one to Port Jackson.

She entered the Register of Shipping in 1814 with Anthony Buck,[1] master, G. Smales, owner, and trade Whitby–West Indies.

[1] On 6 September Captain G. Low sailed Competitor to Bombay under a license from the British East India Company.

She also became the first ship to sail up the Hawkesbury River, traveling 30 miles beyond Broken Bay.

On 4 February 1824 Competitor sailed for England with a full aro of colonial products, consisting of various kinds of colonial timber, seal skins, elephant seal oil, and two hundred and eighty bales of wool.

On 6 December 1824 Competitor was at Portsmouth when her crew refused to put to sea because the wind was blowing so strongly.