Mint.com is the most highly recommend site for overall budgeting. It gathers all your financial account information in one spot and offer you and categorize them, so you can easily see how you are spending your money. Though, you may wonder, is it safe? More than 10 million users have signed up for the service, assured by the bank-level security. Rapacon said she personally uses Mint and the "benefits outweigh the risk." Read more in the Kiplinger review.