Tools & Converters vs Calculator Zeiv

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.

Calculator Zeiv lets you correct any part of a calculation without starting over. Tap or drag to place the cursor, select digits or operators, and tap Equals when you are ready to see the answer. Features: • Edit any digit or operator • Calculate on demand with exact decimal arithmetic • Standard and scientific calculators • Exact fractions with mixed-number results • Seven guided percentage calculations • Twelve searchable unit-conversion categories • Currency conversion with favorites, daily Frankfurter reference rates, and offline caching • Smart parentheses and familiar percentage calculations • Searchable, offline calculation history • Reopen, edit, pin, tag, and add notes to earlier calculations • Copy, share, or export history as text • Indian, international, and device-default number formatting • Automatic or fixed decimal-place display • Multiple themes, button shapes, and System/Light/Dark appearance controls • Full keyboard support on iPad and Mac • VoiceOver and larger-text support • No ads, accounts, analytics, or tracking Your calculations and history stay on your device. Calculator and unit-conversion features work offline. Currency rates are refreshed from Frankfurter when available and cached for offline use. Displayed rates are informational reference values and can differ from financial providers.