Bargain Beacon

Discover top deals, coupons, and discount portals in one place — daily promo codes, flash sales, and smart savings tips for budget-savvy shoppers.

Free Tools

6 Free Tools on one-dollar.online

All tools run entirely in your browser — no sign-up, no data sent to our servers.

Compound Interest Calculator

See how your money grows with compound interest over time.

Loan Repayment Calculator

Calculate monthly payments and total interest for any loan.

Savings Goal Calculator

Find out how much to save each month to reach your goal.

Tip Calculator

Calculate tips and split the bill between any number of people.

Percentage Calculator

Calculate percentages, percentage change, and reverse percentages.

Currency Converter

Convert between 150+ currencies using up-to-date exchange rates.

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