ToolBox Pro vs Tools & Converters

ToolBox Pro puts 100+ handy tools in one clean app, so you don't need dozens of single-purpose apps. Most tools work offline, need no account and keep your data on your iPhone. Available in 10 languages. DEVICE DIAGNOSTICS Check your iPhone like a repair shop does. 22 checks cover the battery, SIM and mobile network, Wi-Fi, Bluetooth, location, sensors, proximity, touch screen, display, speakers, earpiece, microphone, vibration, cameras, flash and buttons. The automatic checks are free; the hands-on tests and the shareable PDF report come with Pro. Every run is saved so you can compare over time. Handy before buying or selling a used phone. CALCULATORS • Calculator with scientific functions • Tip, VAT, discount and percentage • Loan, savings and compound interest • Age, fuel cost, unit price, GPA and aspect ratio • Bill splitter CONVERTERS • Units: length, weight, temperature, area, volume, speed, data and more • Currency (built-in rates, works offline) • Hijri and Gregorian dates, time zones, Unix time, number bases and Roman numerals SENSORS AND MEASURING • Compass, bubble level, inclinometer and protractor • Sound meter, light meter, altimeter, speedometer and GPS coordinates • Magnetic and metal detector, seismometer, g-force meter and motion alarm • Ruler, photo ruler and magnifier DEVICE • Flashlight with strobe and SOS, mirror • Screen, touch, speaker and vibration tests • Battery monitor, device info and internet speed test EVERYDAY • QR code and Wi-Fi QR generator • Pomodoro, stopwatch, countdown and cooking timer • Notepad, habit tracker and PDF tools • World clock, date calculator, tally counter and scoreboard • Random numbers, dice, coin flip and roulette • Voice recorder, image compressor, photo info viewer and color picker DEVELOPER AND SECURITY • JSON formatter, Base64, hash generator and JWT debugger • Regex tester, URL encoder, Markdown preview and network info • Password generator and Secret Ink MUSIC • Tuner, metronome, tone generator and audio spectrum COMMUNICATION • Morse code translator and transmitter • Open a chat with any number without saving it to your contacts TOOLBOX PRO One payment, no subscription. Pro removes all ads and unlocks every Pro tool: the full Device Diagnostics, Document Scanner, Digital Signature, Secret Vault, Secure Notes, file, audio and video converters, Batch Image Processor, Watermark Maker, Duplicate File Finder and GPS Route Tracker. The free version is supported by ads, and you can try a Pro tool for an hour by watching a short ad.

Tools & Converters is your all-in-one toolkit - over 300 calculators and converters covering every category you need, all in one beautifully designed app. UNIT CONVERTERS • Length, Weight, Temperature, Volume, Speed, Area • Pressure, Energy, Power, Fuel Consumption • Data Storage, Cooking Measurements HEALTH HUB - 58+ Calculators BMI, BMR, TDEE, Body Fat (Navy Method & Skinfold), Ideal Weight, Lean Body Mass, Macros, Calories, Water Intake, Protein, Intermittent Fasting, Period Calculator, Ovulation, Pregnancy Due Date, A1C, Blood Sugar, Cholesterol, eGFR, BAC, VO2 Max, One Rep Max, Heart Rate Zones, Running Pace, Golf Handicap and more. FINANCE HUB - 30+ Calculators Mortgage, Compound Interest, Retirement & FIRE, Car Loan, Debt Payoff, Income Tax, Savings Goal, Emergency Fund, Investment Returns, Break Even, Dividend Yield, Amortization and more. MATH HUB - 100+ Calculators Algebra, Geometry, Trigonometry, Statistics, Probability, Calculus, Matrices, Fractions, Logarithms, Fibonacci, Prime Numbers and more. DATE & TIME HUB - 34 Calculators Date Difference, Age Calculator, Countdowns, Moon Phases, Sleep Cycles, Business Days, Unix Timestamp, Military Time, Time Cards, World Clock and more. COOKING HUB - 40+ Calculators Recipe Scaler, Baking Conversions, Coffee Ratio, Ingredient Substitutions, Party Planner, Cooking Times, Meat Temperatures and more. CONSTRUCTION HUB - 35+ Calculators Concrete, Lumber, Board Feet, Roofing, Flooring, Paint Coverage, Tile, Electrical, Plumbing, HVAC, Staircase, Insulation and more. SPECIALTY TOOLS • Scientific Calculator - TI-83 style with variables, memory, and 20+ preset formulas • Currency Converter - live exchange rates, 30+ currencies • Time Zone Converter - world clock with 100+ cities • Tip & Bill Splitter • Clothing Size Converter - international sizing charts • Scientific Constants reference • File Size & Download Time estimator • Percentage Calculator SENSOR TOOLS • Bubble Level - check if any surface is perfectly level • Angle Finder - measure the angle of any surface • Screen Ruler - measure objects directly on your screen BUILT FOR EVERYDAY USE • Dark & light mode support • Favorites - save your most-used tools • Recents - jump back to what you last used • Full-text search across every calculator and converter • No ads. No subscriptions. No account required. Whether you're cooking, building, working out, managing money, or just need a quick conversion - Tools & Converters has you covered.