도구 검색

110개 도구를 검색 중입니다.

• Age Calculator for Precise Date-of-Birth Verification
  Use our Age Calculator to find exact years, months, and days alive. Reliable date math for affidavits, contracts, court filings, and ID checks.
  datetime
• Area Calculator + Quick Percentage Calculator
  Crunch area and perimeter for any shape in seconds, then jump to our percentage calculator for grades. Free, fast, and made for late-night homework.
  math
• AU Super Projector & Mortgage Calculator for Aussie Families
  Project your AU super balance with SG contributions and pair it with our mortgage calculator to plan your family's long-term financial future today.
  finance
• Auto Loan Calculator That Plays Nice With Your Mortgage Calculator
  Plan the family car payment in seconds. Factor in down payment, trade-in, sales tax, and APR so the monthly number actually fits your budget.
  finance
• Blood Alcohol (BAC) Tool Paired With Our BMI Calculator
  Estimate your BAC fast with the Widmark formula. Check if you're near the legal limit before training, driving, or your next event.
  health
• BMI Calculator Built for People Who Train
  Use our free BMI calculator to check your Body Mass Index in seconds. Quick numbers, clear ranges, and context that actually fits how you train.
  health
• BMR & BMI Calculator for Training-Driven Bodies
  Crunch your basal metabolic rate with the Mifflin-St Jeor formula and pair it with our bmi calculator to fuel training, recovery, and lean gains.
  health
• BMI Calculator Built for Lifters, Runners & Hybrid Athletes
  Use our BMI calculator and US Navy body fat estimator to track real composition gains. Tape-only, no scale or caliper. Fast, free, athlete-friendly.
  health
• Break-Even Calculator: Plan Your Family Mortgage Calculator Math
  Figure out how many units you need to sell to cover fixed costs. A friendly break-even and mortgage calculator built for busy households planning ahead.
  finance
• Family-Friendly Mortgage Calculator & CAGR Planner
  Use our mortgage calculator and CAGR tool to plan your family's savings growth, college funds, and big-picture money goals in seconds. Free and easy.
  finance
• BMI Calculator + Calorie Deficit Planner
  Dial in a smart cutting pace with our BMI calculator and calorie deficit tool. Hit your weight goal on schedule without tanking training performance.
  health
• Canada RRSP Calculator (Pairs With Our Mortgage Calculator)
  Project your RRSP balance at retirement with our free Canada RRSP calculator. Plan family savings alongside our mortgage calculator and budgeting tools.
  finance
• Family-Friendly Mortgage Calculator for Compound Growth
  See how your money snowballs over time with our compound interest mortgage calculator. Plan family savings, college funds, and big goals in seconds.
  finance
• Concrete Calculator for Slabs and Footings
  Use our Concrete Calculator to figure volume and bag counts for slabs or footings in seconds. Perfect for quick stops, side projects, and roadside fixes.
  daily
• Cooking Converter for Camp Kitchens & Tiny RV Counters
  Use this Cooking Converter to swap cups, tablespoons, milliliters, and grams in seconds — perfect for cooking out of a camper van, cabin, or hotel kitchenette.
  daily
• Countdown Calculator for Deadlines That Actually Matter
  Use our Countdown Calculator to see exactly how many days, hours, and minutes remain until any date. Perfect for filing dates, hearings, and statute deadlines.
  datetime
• Date Add / Subtract Calculator
  Add or subtract days, months, or years from any date. Fast, accurate Date Add / Subtract tool for filing deadlines, statutes, and case timelines.
  datetime
• Days Between Dates Calculator
  Calculate the exact days between dates for filings, deadlines, and statutes of limitations. Get days, weeks, months, and years in one click.
  datetime
• Debt Payoff & Mortgage Calculator Made Simple
  Find out how many months until your debt is gone. A free, family-friendly debt payoff and mortgage calculator that turns balances into a clear plan.
  finance
• Family Discount Calculator (Plus a Handy Mortgage Calculator)
  Quickly figure out the price after % off with our free Discount Calculator. Save more on family shopping, groceries, school gear, and big-ticket buys.
  finance
• Exponent Calculator (Plus a Percentage Calculator When You Need It)
  Free exponent calculator that solves a^b for any real numbers. Get instant answers, clear steps, and a built-in percentage calculator for homework.
  math
• Factorial Calculator & Percentage Calculator Companion
  Compute factorials from 0! to 170! in seconds. A handy study tool for combinations, probability, and our percentage calculator companion.
  math
• Find the Final Exam Score Needed to Reach Your Goal
  Figure out the Final Exam Score Needed to land your target course grade. Plug in your current grade and exam weight for an instant answer.
  education
• Percentage Calculator + Fraction Helper
  Free percentage calculator and fraction tool for students. Add, subtract, multiply, and divide fractions in seconds, with clear step-by-step results.
  math
• Gas Mileage Calculator Made for the Open Road
  Crunch your Gas Mileage in seconds. Enter distance and fuel used to get instant MPG or L/100km — perfect for tracking fuel costs on long drives.
  daily
• GCD & LCM Calculator (Plus a Handy Percentage Calculator Companion)
  Find the GCD and LCM of any numbers in seconds. Free online tool for students — pairs nicely with our percentage calculator for quick math homework.
  math
• GPA Calculator (4.0) for Independent Learners
  Use our GPA Calculator (4.0) to convert letter grades into a clear US 4.0 scale GPA. Free, fast, and built for learners tracking their own progress.
  education
• Grade Calculator for Quick, Honest Score Checks
  Free Grade Calculator that turns earned points and total points into a percentage and letter grade. Fast, simple, and great for tracking your own learning.
  education
• Heart Rate Zones + BMI Calculator for Smarter Training
  Dial in your Karvonen heart rate zones and pair them with our bmi calculator to train at the right intensity. Free, fast, and built for serious workouts.
  health
• Indonesia Income Tax Made Simple (Mortgage Calculator Style)
  Figure out your PPh 21 take-home pay in seconds. Friendly Indonesia income tax tool that works just like a mortgage calculator for everyday households.
  finance
• Ideal Weight Calculator with Built-In BMI Calculator
  Compare your ideal weight across four classic formulas plus a quick BMI calculator check. Built for athletes chasing performance, not generic charts.
  health
• Japan Income Tax Calculator (a Tax-Side Mortgage Calculator)
  Crunch Japan national income tax across all 7 brackets in seconds. Family-friendly, free, and works alongside your mortgage calculator planning.
  finance
• Lean Body Mass Calculator (Boer Formula) & BMI Calculator
  Estimate lean body mass with the Boer formula and use our bmi calculator to track real progress. Fast, free, built for serious training.
  health
• Family-Friendly Mortgage Calculator
  Use our free mortgage calculator to figure out monthly payments, total interest, and the real cost of your family home. Quick, clear, no signup needed.
  finance
• Logarithm Calculator: Solve log_b(x) for Any Base
  Crack any logarithm in seconds. Solve log_b(x) for any base with steps. A handy percentage calculator companion for homework, exams, and study sessions.
  math
• Macro Calculator + BMI Calculator for Training Goals
  Dial in protein, carbs, and fat for your training goal. Free macro calculator with a built-in bmi calculator. Fuel performance, recovery, and gains.
  health
• Mean, Median, Mode (and Percentage Calculator) in One Click
  Find mean, median, mode, and range fast. A free percentage calculator for stats homework — paste your numbers, get clean answers and steps.
  math
• EU Mortgage Calculator Built for Real Family Budgets
  Plan your family home purchase across Europe. Our mortgage calculator factors notary and transfer fees so you see the true monthly cost upfront.
  finance
• Plan Your Home Loan with Our Mortgage Calculator
  Use our free mortgage calculator to break down your PITI payment instantly. See principal, interest, taxes, and insurance for any home loan in seconds.
  finance
• Ovulation Calculator with BMI Calculator Context
  Track your fertile window with our ovulation calculator. Built for active women who train hard and want clean, fast cycle insights alongside a bmi calculator.
  health
• Running Pace Calculator + BMI Calculator
  Dial in your race pace, splits, and speed in seconds. Pair it with our bmi calculator to track training shape and hit every PR target.
  health
• Paint Quantity Calculator for Rooms on the Move
  Figure out Paint Quantity in liters for any room. Punch in wall sizes, coats, doors, and windows — get a clean estimate in seconds.
  daily
• PayPal Fee Calculator for Families (Mortgage Calculator Style)
  Figure out exactly how much to charge on PayPal so you net the amount your family actually needs. Quick, clear, and built for real household budgets.
  finance
• Percentage Calculator for Homework, Grades & Quick Math
  Free percentage calculator: find percent of a value, percent change, increase or decrease in seconds. Perfect for homework, test prep, and grade math.
  math
• Permutation & Combination Calculator at our Percentage Calculator Hub
  Find P(n,r) and C(n,r) instantly. A clean permutation and combination calculator from the same percentage calculator toolkit students already love.
  math
• Pregnancy Due Date & BMI Calculator for Training Athletes
  Estimate your pregnancy due date and gestational age fast. Built for active women who want to keep training safely week by week.
  health
• Prime Factorization Made Simple at Our Percentage Calculator Hub
  Break any integer into its prime factors instantly. Free, fast, and built for homework help — paste a number, hit go, and see the full factor tree.
  math
• Quadratic Equation Solver — pairs nicely with our percentage calculator
  Solve ax² + bx + c = 0 in seconds. Get real or complex roots plus the discriminant — free, fast, and built to make homework less painful.
  math
• Ratio Calculator with Built-In Percentage Calculator
  Simplify any a:b ratio in seconds with our free ratio and percentage calculator. Perfect for homework, lab reports, and quick study checks.
  math
• Reading Time Estimator for Smarter Study Sessions
  Find the Reading Time of any text in seconds. Paste your article, notes, or chapter and get an instant minutes-to-read estimate for better study planning.
  education
• Family Retirement Calculator (Pairs With Our Mortgage Calculator)
  Plan your family's nest egg with the 4% rule. Pairs with our mortgage calculator so you can balance retirement savings and home payoff goals together.
  finance
• ROI Calculator: See Your Returns Like a Mortgage Calculator Does
  Crunch total and annualized ROI in seconds. Free family-friendly calculator for investments, side projects, and big household money moves.
  finance
• Family-Friendly Sales Tax & Mortgage Calculator Tool
  Quickly figure out subtotal, tax, and total for any family purchase. Free sales tax calculator that pairs perfectly with our mortgage calculator and budget tool
  finance
• Savings Goal Planner: Hit Your Target (Pairs With Our Mortgage Calculator)
  Figure out how much to save each month to reach your family's goal. Free savings goal calculator that pairs nicely with our mortgage calculator.
  finance
• Simple Interest & Mortgage Calculator Made Easy
  Crunch simple interest and plan family loans fast with our mortgage calculator. See exactly what you'll pay, save, or owe in seconds. Try it free now.
  finance
• Sleep Cycle Calculator (Pairs With Our BMI Calculator)
  Find your best wake and bedtime windows in 90-minute cycles. Train hard, recover smart, and stack it with our BMI calculator for full-body insights.
  health
• Square Root & Cube Root Solver (with Percentage Calculator)
  Find √x and ∛x in one click. A fast square and cube root tool paired with a handy percentage calculator built for homework, exams, and quick checks.
  math
• Standard Deviation & Percentage Calculator in One
  Crunch population and sample standard deviation plus variance in one click. Free percentage calculator built for fast, accurate stats homework help.
  math
• TDEE Calculator with Built-In BMI Calculator Insights
  Dial in your daily calorie burn with our TDEE calculator. Pair it with our bmi calculator to fuel training, recovery, and performance the smart way.
  health
• Word & Character Count for Smarter Studying
  Use our free Word & Character Count tool to instantly track words, characters, sentences, and paragraphs as you write, study, and self-edit.
  education
• Family Tip Calculator (Plus a Quick Mortgage Calculator)
  Split the bill, calculate the tip, and skip the math homework at dinner. Free tip calculator for family meals — fast, fair, and toddler-tantrum proof.
  finance
• UK PAYE Tax 2025 Mortgage Calculator for Families
  Work out your 2024/25 PAYE take-home pay, plan family budgets, and pair it with our mortgage calculator to see what you can really afford each month.
  finance
• UK Stamp Duty & Mortgage Calculator Made Simple
  Work out UK Stamp Duty Land Tax in seconds with our family-friendly mortgage calculator. Plan your move, budget smarter, and avoid surprise costs.
  finance
• 401(k) Calculator: Plan Your Family's Future Like a Mortgage Calculator
  Project your 401(k) growth with employer match. A simple mortgage calculator-style tool to help families plan retirement, savings, and long-term goals.
  finance
• US Income Tax 2025: Plan Alongside Your Mortgage Calculator
  Estimate your 2025 federal income tax in seconds. Plan family budgets, paychecks, and your mortgage calculator goals with clear, bracket-by-bracket math.
  finance
• MPG Calculator (US): Miles per Gallon to L/100km
  Use our MPG Calculator (US) to convert miles per gallon into L/100km in seconds. Perfect for cross-border road trips, fuel budgeting, and trip planning.
  daily
• US Sales Tax by State Lookup (Pairs With Our Mortgage Calculator)
  Quickly check the base sales tax rate for any US state. Perfect for family budgeting alongside our mortgage calculator, loan tools, and moving-day math.
  finance
• Plan Family Debt with Our Student Loan & Mortgage Calculator
  Crunch monthly payments and lifetime interest on US student loans in seconds. Pair with our mortgage calculator to map out your family's full budget.
  finance
• EU VAT Calculator for Family Mortgage Calculator Planning
  Quickly work out VAT for any EU country with our free family-friendly calculator. Plan grocery runs, big purchases, and household budgets in seconds.
  finance
• Vietnam PIT Calculator (Pairs Nicely With Our Mortgage Calculator)
  Quickly figure out your Vietnam personal income tax, plan family budgets, and see how PIT fits next to your mortgage calculator math. Free, fast, no signup.
  finance
• Volume Calculator — Pairs With Our Percentage Calculator
  Crunch box, sphere, cylinder, and cone volumes fast. Pair this with our percentage calculator for quick study-sesh math wins — free, no signup, no hassle.
  math
• Wallpaper Calculator: Plan Your Rolls Before You Hit the Road
  Use our Wallpaper Calculator to figure out exactly how many rolls you need. Quick, simple, and ready before your next pit stop at the hardware store.
  daily
• Water Intake Calculator (Pairs With Our BMI Calculator)
  Dial in your daily hydration target with our water intake calculator. Built for active bodies — pair it with our bmi calculator for smarter training.
  health
• Work Days Calculator for Deadlines & Filings
  Use our Work Days Calculator to count weekdays between two dates. Perfect for tracking response windows, filing deadlines, and statutory periods.
  datetime
• Area Unit Converter for Cross-Border Calculations
  Convert m², ft², acres, and hectares instantly. A fast area converter built for quotes, customs paperwork, and warehouse specs across borders.
  convert
• Data Size Unit Converter for Global Sellers
  Convert bytes to KB, MB, and GB in seconds. Switch between decimal and binary units when prepping shipping docs, customs forms, or product photos for export.
  convert
• Energy Unit Converter: J, cal, kWh & BTU in Seconds
  Convert energy between Joules, calories, kWh, and BTU instantly. A simple unit converter built for shippers, freight teams, and cross-border logistics work.
  convert
• HTML to DOCX Converter
  Turn HTML files, ZIPs, or folders into Word .docx documents instantly in your browser. Free, private, and keeps your images intact.
  doc
• Length Unit Converter for Cross-Border Parcels
  Convert mm, cm, m, km to inches, feet, yards, miles in seconds. A fast unit converter for accurate parcel dimensions, customs forms, and freight quotes.
  convert
• Markdown to DOCX Converter for Quick Word Exports
  Use this Markdown to DOCX Converter to turn .md files, ZIPs, or folders into Word documents right in your browser. Images included, no upload required.
  doc
• Pressure Unit Converter for Global Freight
  Convert pressure between Pa, bar, psi, and atm in one click. Built for shipping teams handling cross-border cargo specs, MSDS sheets, and carrier docs.
  convert
• 글로벌 해운 항로를 위한 속도 단위 변환기
  m/s, km/h, mph, 노트를 단 몇 초 만에 변환하세요. 운송 일정, 운항 시간 추정, 화물 계획을 위한 빠른 속도 단위 변환기입니다.
  convert
• Temperature Unit Converter for Cross-Border Shipments
  Convert Celsius, Fahrenheit and Kelvin instantly. A handy unit converter for shippers, freight forwarders and anyone moving goods across borders.
  convert
• Time Unit Converter for Cross-Border Logistics
  Convert ms, seconds, minutes, hours, and days in one click. A fast unit converter for shipping schedules, transit times, and customs deadlines worldwide.
  convert
• Volume Unit Converter for Cross-Border Shipments
  Convert ml, L, cups, pints and gallons in one click. A fast volume unit converter built for cross-border quotes, customs forms, and shipping labels.
  convert
• Weight Unit Converter for Cross-Border Shipments
  Convert grams, kilograms, pounds, ounces and tons in one click. Free weight unit converter built for shipping quotes, customs forms and parcel labels.
  convert
• Manuscript to KDP-Ready DOCX Converter
  Turn any manuscript into a Manuscript to KDP-Ready DOCX in seconds — Georgia 11pt, chapter breaks, 0.5″ margins, embedded images. Free online tool.
  doc
• HTML to PDF: Print Clean Files Ready to Merge PDF
  Paste HTML, get a clean printable PDF in seconds. Free online tool that pairs perfectly with merge PDF, compress, and OCR for tidy submissions.
  pdf
• JPG to PDF — Convert and Merge PDF Pages in Seconds
  Drop your JPGs, combine them into a single PDF, and merge PDF pages in the right order. Free, fast, and no signup — perfect for assignments and lab reports.
  pdf
• Compare Two PDFs and Spot Every Change (Plus Merge PDF Tools)
  Compare two PDFs side by side and catch every text change in seconds. Free online diff tool — no signup, no installs, no awkward email-the-prof moments.
  pdf
• Merge PDF Files in Seconds
  Merge PDF files online for free. Drag, drop, and shrink huge lecture notes or essays so they slide under email and upload limits without the hassle.
  pdf
• Crop PDF Pages and Merge PDF Files in Seconds
  Crop PDF margins online free. Drag, drop, and trim every page to fit your screen — perfect for cleaner notes, slides, and study handouts.
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• PDF Info — Peek Inside Before You Merge PDF Files
  Drop any PDF to instantly view metadata, page count, file size, and author. Free, fast, and perfect before you merge PDF files for class.
  pdf
• Lock PDF & Merge PDF Files in One Click
  Lock PDF files with a password right in your browser. Free, fast, and private — perfect for protecting essays, notes, and group project files.
  pdf
• Merge PDF Files in Seconds
  Merge PDF files online for free. Drag, drop, and combine lecture notes, study guides, and assignments into one tidy PDF. No signup, no installs.
  pdf
• Turn Scanned Notes Into Searchable Text (and Merge PDF Files)
  Run OCR on scanned PDFs in 9 languages, pull text from lecture handouts, and merge PDF files for class — free, no signup, straight in your browser.
  pdf
• Organize PDF Pages and Merge PDF in Seconds
  Reorder, remove, or merge PDF pages by typing the new order. Free, fast, and drag-free — perfect for cleaning up lecture notes and study packs.
  pdf
• Add Page Numbers and Merge PDF Files in Seconds
  Add page numbers to any PDF in seconds — pick a position, drop the file, hit download. Merge PDF docs too, all online and free with no signup needed.
  pdf
• Protect PDF Files (and Merge PDF Pages Too) in Seconds
  Lock your PDFs with passwords and permissions. Restrict printing, copying, or editing — and merge PDF files securely in your browser, free.
  pdf
• Repair a Broken PDF and Merge PDF Files in Seconds
  Fix corrupted lecture notes, essays, and study packs. Drop your file in to repair and merge PDF documents online — fast, free, no signup needed.
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• Rotate PDF Pages and Get Ready to Merge PDF Files
  Rotate PDF pages 90°, 180°, or 270° in your browser. Free, no signup, no watermark — perfect for fixing scans before you merge PDF or print notes.
  pdf
• Sign & Merge PDF in Seconds
  Sign PDFs online free. Drop your file, draw a signature, and merge PDF pages in seconds. No signup, no installs — works on any laptop or phone.
  pdf
• Split PDF Pages (and Merge PDF Files in Seconds)
  Split PDF pages free in your browser. Pull out lecture notes, merge PDF chapters, and grab only what you need for class. No signup, no email.
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• PDF to JPG: Convert and Merge PDF Pages into Sharp Images
  Turn any PDF into crisp JPG images in seconds. Pick your resolution, quality, and merge PDF pages into shareable previews — free, no signup needed.
  pdf
• Turn PDFs into PNGs (and Merge PDF Pages Into Pics)
  Drop a PDF, get crisp PNGs of every page. Free, fast, and made for late-night study sessions. Great for slides, notes, and group projects.
  pdf
• PDF to Text: Pull Clean Text (and Merge PDF Files Too)
  Drop a PDF, get clean text in seconds. Perfect for study notes, citations, and research — copy, paste, search, or merge PDF chapters fast.
  pdf
• Unlock PDF Files (and Merge PDF Pages After)
  Unlock password-protected PDFs in seconds. Drop your file, enter the password, and grab a clean copy ready to edit, print, or share — totally free.
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• Stamp Every Page of Your PDF — Then Merge PDF in One Go
  Add a text watermark to every page of your PDF for free. Stamp essays, drafts, or slides in seconds — no signup, no install, just drop and download.
  pdf
• Turn Text into PDFs (and Merge PDF Files in Seconds)
  Paste your text, hit convert, done. Make clean PDFs from notes, essays, or code — then merge PDF files into one tidy study doc. Free, no signup.
  pdf
• KDP Manuscript Validator for Word Docs
  Drop your .docx into the KDP Manuscript Validator and get an instant Amazon Kindle compliance report — fonts, headings, images, and more.
  doc