MultiTool - Life Utility Kit

One toolbox instead of a home screen full of single-purpose apps. MultiTool bundles 38 practical tools into one lightweight app. Every tool opens instantly, and all of them run entirely on your device. MONEY Car Maintenance Cost - Fuel, insurance, tax and servicing added up into a monthly figure. Fuel Cost - Estimate what a trip will cost from distance and fuel efficiency. Electricity Bill - Estimate a monthly bill using Korea's tiered residential rates. Split Bill - Divide any amount evenly among a group. Percent Calculator - Discounts, increases, decreases and more. Tip Calculator - Tip amount plus the per-person total. UNIT CONVERSION Unit Converter and Advanced Unit Converter - Length, weight, temperature, speed and more. Temperature - Celsius, Fahrenheit, Kelvin. Volume - Liters, milliliters, gallons, cups. Weight - Kilograms, grams, pounds, ounces. Area Converter - Korean pyeong to square meters and back. Age Calculator - Korean age and international age side by side. GPA Calculator - Work out your grade point average. DATES Date Calculator - Days between two dates. D-Day - Count down to the day that matters. Weekday Finder - The day of the week for any date. Lunar Calendar - Convert between lunar and solar dates. World Clock - Current time in major cities. SCAN AND CREATE QR Scanner - Recognize QR codes and barcodes with the camera. A scanned address is shown as plain text first and only opens when you tap it. QR Generator - Turn text or a URL into a QR code, then save it as an image or share it. Password Generator - Build strong passwords. Random Picker - Draws, orderings and quick decisions. SENSOR TOOLS Noise Meter - Live ambient sound level in decibels. Because of how phone microphones work, readings are for reference only and may differ from absolute sound pressure (dB SPL). Bubble Level and Compass - Tilt and heading from the accelerometer and magnetometer, with zero-point calibration. Magnifier - Use the camera to enlarge small print and objects. Flashlight - Camera LED torch plus screen brightness, with SOS and strobe modes. Screen Ruler - Measure short lengths against the screen. CALCULATE, TEXT AND COLOR Scientific Calculator - Trigonometry, logarithms, exponents and parentheses, with saved calculation history. Text Tools and Text Analyzer - Character counts, case conversion, formatting. Color Palette and Color Picker Pro - Inspect and convert color codes (HEX, RGB). EVERYDAY Delivery Tracking - Opens the carrier's own tracking page. Emergency Contacts - Important numbers, one tap to dial. Memo Pad - Jot something down and keep it. Korean Life Guide - Emergency numbers, public holidays, recycling rules and more. Timer and Stopwatch - Countdowns and lap times. PERMISSIONS (ALL OPTIONAL) Camera - Used only by the QR Scanner and the Magnifier. Microphone - Used only by the Noise Meter. Camera frames and microphone audio are processed on your device and are never stored or sent anywhere. The app does not use location (GPS). Decline any permission and every other tool keeps working. Except for Delivery Tracking, every tool works without an internet connection. MultiTool is free and supported by ads. Ads can be removed with an in-app purchase.