KaratExchange

💰 KARATEXCHANGE – Your Smart Companion for Currencies, Gold & Silver Stay on top of global exchange rates and gold & silver prices – anytime, anywhere, completely ad-free. KaratExchange combines precise exchange rates from the European Central Bank with live precious metal prices in one elegant, multilingual app. ✨ KEY FEATURES 📊 CURRENCY CONVERTER • 40+ international currencies (EUR, USD, TRY, GBP, CHF, JPY and many more) • Official ECB reference rates, updated daily • Country flags and full currency names for a clear overview • Favourites system: Star your most important currencies • Convert any amount with real-time calculation • Copy to clipboard: Copy converted amounts with a single tap • Trend indicator: See at a glance whether rates are rising or falling • Offline mode: Last loaded rates remain available without internet 🪙 GOLD & SILVER PRICE CALCULATOR • Live prices for gold and silver in USD, EUR, TRY, GBP, CHF, JPY and more • Gold (1g, 1kg, 1 oz) as well as Turkish gold coins • Silver (1g, 1kg) – ideal for precious metal comparisons • Smart shopping cart: Collect and calculate your purchases • Persistent cart: Your selection is saved even after restarting the app • Undo function: Restore accidentally deleted items • Adjustable dealer margin: 1–5 % for realistic purchase prices • Integrated Zakat calculator (2.5 % of total value) • Share function: Share your cart results directly 🌍 MULTILINGUAL • Fully available in German, English, Turkish, French and Spanish • Switch language at any time in settings 🌙 MODERN INTERFACE • Dark Mode & Light Mode (automatic based on system setting or manual) • Material Design 3 for intuitive navigation • Pull-to-refresh for manual updates • Adjustable haptic feedback (off / light / full) • Responsive design for all screen sizes 🔒 PRIVACY & SECURITY • 100% GDPR compliant: All data stays locally on your device • No cloud, no account, no personal data collected • Encrypted HTTPS connections to our servers • No adverts, no trackers 📡 DATA SOURCES • Currencies: European Central Bank (ECB) via Frankfurter API • Gold & Silver: GoldAPI.io with intelligent 24h cache • Updates: Weekdays between 15:00–16:00 CET (ECB publication) 🎯 PERFECT FOR • Travellers: Quickly convert prices on holiday • Forex enthusiasts: Keep track of rate movements • Gold & Silver investors: Compare and calculate prices • Muslims: Easily calculate Zakat on precious metals • Expats & international families: Favourite your home and target currencies • Business professionals: Professional currency conversion • Savers: Calculate precious metals as an investment 🚀 PLANNED FEATURES • Gold price chart with historical price development • Export function for cart calculations • Platinum & Palladium • Push notifications for significant rate changes • Home screen widget 💡 WHY KARATEXCHANGE? While other apps are overloaded with adverts or require expensive subscriptions, KaratExchange offers a clean, focused solution. We concentrate on what matters: precise data, fast performance and complete privacy. The app was built by developers who themselves juggle multiple currencies and track gold prices daily. Every feature was developed from a real need – and is offered completely free of charge. 📞 SUPPORT & FEEDBACK Questions, requests or feedback? We'd love to hear from you! E-mail: [email protected] GitHub: github.com/dartlogicdev/currency-gold-application Download for free and keep your finances under control! 💰