LOCinfo

This is an all-in-one unit converter with a clean interface, no ads, and fully local operation. It focuses on simplicity, privacy security, and offline usability. The app requires NO system permissions at all. All conversion calculations are performed locally on your device without any data uploading, strictly protecting user privacy and complying with international compliance standards. It supports more than 20 types of daily and professional unit conversions, including Length, Weight, Area, Temperature, Time, Volume, Speed, Fuel Consumption, Currency, Data Storage, Power, Pressure, covering metric, imperial, and US customary units widely used worldwide. It fully meets the needs of study, cooking, home decoration, overseas driving, cross-border shopping, engineering work, and other daily scenarios. The app comes with practical features: real-time and accurate conversion, one-tap copy of results, automatic history record saving, favorite common conversions, and light/dark mode. The interface is intuitive and easy to use for all ages. No background running, no annoying pop-ups, no forced updates — a lightweight, stable, and reliable daily essential tool.