Spare Change / Round-Up Calculator Spare Change / Round-Up Calculator Automatically save your spare change from daily purchases. Track contributions, see your streaks, and estimate when your savings goal will be reached. ✔ No login required ✔ No tracking or emails ✔ All data stays on your browser Set Your Goal Currency Total Savings Goal Log Round-Up Contributions Round-Up Amount Add Contribution Total Saved: Remaining: Estimated Completion: Current Streak: Bookmark this page. Your round-up contributions are saved automatically. How It Works Log your spare change from daily purchases. The calculator keeps track of cumulative savings, remaining goal, current streaks, and predicts when you'll reach your target. Stay motivated and watch your savings grow!