WattWise

WattWise is a premium, offline-first appliance wattage consumption calculator and energy logger designed for homeowners, tenants, and energy-conscious individuals who want to track, estimate, and optimize their electrical power consumption without generic designs or invasive internet permissions. Featuring a striking Neon Sci-Fi Industrial design with clean circuit board outlines, electric mint green highlights, and large high-visibility monospace readouts, WattWise makes analyzing your utility bills engaging and simple. KEY FEATURES: * Appliance Power Estimator: Input appliance wattage, average daily active hours, and local utility rates to instantly compute hourly, daily, monthly, and annual utility consumption and estimated costs. * Energy Sandbox Logbook: Catalog and compare multiple household appliances (such as refrigerators, air conditioners, heaters, and computers) directly to your device with our offline Room database sandbox. * Customizable Energy Rates: Save your local grid electricity rates per kWh to make estimations accurate for your region. * Unit conversion & Toggles: Switch effortlessly between Wattage (W) and Kilowatts (kW) inputs. * WattWise Settings Deck: Save default electricity rates, persistent currency codes, and custom tactile haptic vibration settings. WHY WATTWISE? * 100% Offline-First: Run energy estimations and calculations on the go, even in areas without cellular networks or internet coverage. * Absolute Privacy: No account registrations, no ads, no trackers, and no third-party Firebase telemetry. All calculations remain sandboxed on your device. * Minimal Resource Footprint: Optimized with native Jetpack Compose UI and R8 minification to keep the app lightweight and under 25MB. * Zero Permission Bloat: WattWise does not request permission to access your location, storage, camera, or contacts. Take control of your home power budget. Download WattWise today!