ToolBox - All-in-One Utilities

ToolBox is the only utility app you need — a Swiss-army knife that puts 30+ everyday tools in one fast, lightweight, offline app. Stop cluttering your phone with dozens of single-use apps. Open ToolBox, get the job done in seconds, and move on. Almost everything works 100% offline, on your device. No account, no sign-up, no clutter.

▶ CONVERTERS & CALCULATORS
• Unit Converter — length, weight, temperature, area, volume, speed, time & digital storage
• Scientific Calculator — full expression calculator with sin, cos, tan, log, powers & more
• Date Calculator — difference between dates, add or subtract days
• Tip Calculator — split bills and tips instantly
• BMI Calculator — body mass index with a healthy-range guide
• Percentage Calculator — percent of, change, and ratios

▶ MEASURE & SENSORS
• Spirit Level — check if any surface is level
• Compass — find direction with the magnetometer
• Ruler — measure small objects on screen
• Protractor — measure angles
• Sound Meter — measure ambient noise in decibels
• Light Meter — measure brightness in lux
• Flashlight — instant LED torch with strobe mode
• Magnifier — zoom in on tiny text with your camera

▶ SCAN, TEXT & IMAGE
• QR & Barcode Scanner — scan any code instantly
• QR Code Generator — create and share your own QR codes
• OCR Text Recognizer — extract text from photos, on-device
• Text Utilities — character/word counter, case converter & more
• Color Picker — grab HEX, RGB, HSL & HSV values

▶ TIME & PRODUCTIVITY
• Pomodoro Timer — focus sessions with work/break intervals
• Stopwatch & Countdown — with laps and alarms
• Quick Notes — a simple offline scratchpad
• Habit Tracker — build routines and track streaks

▶ DEVELOPER & MUSIC
• JSON Formatter — pretty-print and validate JSON
• Metronome — keep tempo with an adjustable beat

▶ BEAUTIFUL, FAST & PRIVATE
• Modern Material You design with smooth performance
• Dark mode + multiple accent color themes
• Powerful search — find any tool in seconds
• Favorite and pin your most-used tools
• Tiny download size and lightweight on resources
• Privacy-first: the tools run on your device

Whether you're a student, traveler, DIY enthusiast, musician, developer, or just someone who likes getting things done, ToolBox keeps every handy utility one tap away.

Download ToolBox today and replace 29 apps with one!