Currency in Tuvalu to Australian dollar (AUD A$). For 10 US dollars you can get 15.3 Australian dollars. For 100 US dollars you can get 153 Australian dollars. And the other way: For 10 Australian dollars you can get 6.68 US dollars.
Generally, it is much cheaper in Tuvalu than in United States. Food is 60% cheaper. Dining in restaurants and bars will be cheaper by 75%. And the cost of living in Tuvalu is less than in United States about 45%. If we want to spend time actively or to have fun, we will pay less than in United States about 64%.
And if you plan a trip to a given region of the world, maybe cheaper than in Tuvalu will be in nearby countries? See prices in: Wallis and Futuna, Tokelau, Fiji, Kiribati, and Samoa.