TodayKa: Card Grace Tracker

Stop paying unnecessary interest. TodayKa helps you maximize your credit card grace periods by instantly calculating which of your cards offers the longest interest-free window today. Keep your finances optimized in one simple app. TodayKa is a minimalist and intuitive app designed for managing credit card status, calculating interest-free periods, and sending timely reminders—helping you stay on top of every card’s status and grace period in real time. By simply entering your credit card's billing date and repayment date, TodayKa instantly calculates and clearly displays the remaining interest-free days for that day, helping you easily grasp your credit card's interest-free period, maximize your interest-free benefits, and avoid unnecessary interest expenses. We deeply understand the importance of your data security. TodayKa promises that all data is securely stored locally on your device. We will not actively collect, store, or upload any of your personal information, ensuring the security of your privacy. TodayKa lets you have a clear understanding of your credit card's interest-free period, use your cards smartly, save worry, and save money! Precise Cycle Calculation By entering the billing date and repayment date, the interest-free days are automatically and cyclically calculated. Local data storage, no need to worry about credit card information leakage. Add a widget for daily automatic update reminders (iOS 18+). More features are continuously under development. We welcome you to provide more suggestions. Email: starvisi@outlook.com Privacy Policy: https://todayka.starvisi.com/en/pages/privacy.html Terms of Service: https://todayka.starvisi.com/en/pages/terms.html