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Everyday & finance
Age calculator
Exact age and next birthday.
Open toolLoan EMI & interest
Monthly loan payments and compound growth.
Open toolCurrency converter
Dated reference exchange rates.
Open toolBMI calculator
Estimate adult body mass index.
Open toolCalorie calculator
Estimate daily energy needs for adults.
Open toolWater intake tracker
Track drinks against a goal you choose.
Open toolPregnancy due date calculator
Estimate a due date from the last period.
Open toolTip calculator
Split a bill and a tip.
Open toolSavings goal calculator
Estimate monthly savings needed.
Open toolRetirement calculator
Explore a retirement savings scenario.
Open toolPercentage calculator
Find a percentage or change.
Open toolDiscount calculator
Calculate a sale price and savings.
Open toolEmergency fund calculator
Plan a reserve from your essential monthly expenses.
Open toolDebt payoff planner
Estimate payoff time and interest with a fixed payment.
Open toolCredit utilization calculator
See balances as a share of available credit.
Open toolPay raise impact calculator
Compare annual, monthly, and hourly pay before and after a raise.
Open toolHourly ↔ salary converter
Convert pay in either direction with your own work schedule.
Open toolCost per use calculator
Compare a purchase price with how often you will use it.
Open toolHome & lifestyle
Moving checklist
Plan your move and print box labels.
Open toolPaint quantity calculator
Estimate wall paint by area.
Open toolTile calculator
Estimate tiles including waste.
Open toolFlooring calculator
Estimate coverage and boxes.
Open toolConcrete calculator
Estimate slab volume.
Open toolGravel calculator
Estimate gravel volume and weight.
Open toolWallpaper calculator
Estimate rolls for a room.
Open toolElectricity cost calculator
Estimate appliance electricity costs.
Open toolSolar panel savings calculator
Explore an annual savings scenario.
Open toolRoom lighting calculator
Estimate target lumens.
Open toolFurniture layout planner
Arrange furniture on a room grid.
Open toolCleaning schedule generator
Make a reusable room schedule.
Open toolMoving cost calculator
Estimate the cost of a move.
Open toolSubscription cost tracker
See the annual total of your subscriptions.
Open toolHouse closing cost calculator
Estimate buyer closing costs.
Open toolFreelancer rate calculator
Estimate a break-even hourly rate.
Open toolRent increase calculator
See the monthly and annual effect of a proposed rent change.
Open toolFence material calculator
Estimate panels, posts, and rails for a straight run.
Open toolRoof area calculator
Estimate a simple roof area from footprint and pitch.
Open toolMoving box estimator
Estimate boxes from rooms and packing density.
Open toolProperty tax estimator
Apply a rate you enter to taxable value.
Open toolMortgage refinance calculator
Compare payments and estimate a simple fee break-even.
Open toolDriveway material calculator
Estimate a driveway slab volume.
Open toolGarden soil calculator
Estimate soil volume for a bed.
Open toolMulch calculator
Estimate mulch volume and bag count.
Open toolPlant spacing calculator
Estimate plants on a regular grid.
Open toolRainwater harvest calculator
Estimate collection from a roof and rainfall.
Open toolAppliance energy comparison
Compare annual kWh and running cost.
Open toolHome maintenance scheduler
Keep dated maintenance tasks on this device.
Open toolPantry expiration tracker
Track pantry items and their best-by dates locally.
Open toolFence cost calculator
Estimate material and labor costs for a fence run.
Open toolPaint cost calculator
Combine the paint quantity estimate with your price.
Open toolHealth & fitness
Sleep cycle planner
Explore approximate sleep and wake times.
Open toolRunning pace calculator
Convert distance and duration into pace and speed.
Open toolOne rep max estimator
Estimate a one-repetition weight from a lighter set.
Open toolAdult BMI weight range
Convert the adult healthy BMI category into a weight range.
Open toolHeart rate zones
See illustrative percentages of an estimated maximum heart rate.
Open toolWaist-to-height ratio
Calculate a measurement ratio without a diagnosis.
Open toolWorkout volume calculator
Multiply sets, repetitions, and weight lifted.
Open toolFasting time tracker
Set a start time and duration to see an end time.
Open toolMacro split calculator
Split a calorie total by percentages you choose.
Open toolTime & productivity
Time zone converter
Compare times across cities.
Open toolMeeting time finder
Compare local hours across locations.
Open toolCountdown timer
Count down to a date and time.
Open toolDate difference calculator
Count days between dates.
Open toolWork hours calculator
Total shifts and breaks.
Open toolShift schedule generator
Generate a repeatable shift cycle.
Open toolPomodoro timer
Alternate focus and break sessions.
Open toolWeekly planner generator
Plan priorities for each day.
Open toolHabit tracker
Track daily habits and streaks.
Open toolGoal tracker
Track progress toward a target.
Open toolLife in weeks visualizer
See elapsed and remaining weeks against a lifespan you choose.
Open toolReading time calculator
Estimate reading time from a pasted text.
Open toolTravel
Road trip fuel calculator
Estimate fuel needed and trip cost.
Open toolFuel cost splitter
Split a journey’s fuel cost among travelers.
Open toolHotel cost splitter
Share a hotel bill across rooms and people.
Open toolTravel budget calculator
Add transport, lodging, food, and activities.
Open toolTravel packing list
Build and save a packing checklist on this device.
Open toolAirport arrival planner
Work backward from a flight departure time.
Open toolLuggage weight converter
Convert kilograms and pounds for baggage planning.
Open toolMileage reimbursement calculator
Multiply eligible distance by a rate you enter.
Open toolCamping checklist
Prepare and customize a camping packing list.
Open toolBusiness & decisions
Meeting cost calculator
Estimate staff time spent in a meeting.
Open toolProfit margin calculator
Compare revenue, costs, markup, and margin.
Open toolBreak-even calculator
Find units needed to cover fixed costs.
Open toolROI calculator
Compare gain with investment cost.
Open toolDecision matrix builder
Score options against criteria you weight.
Open toolInvoice generator
Build and print a basic invoice in your browser.
Open toolJob offer comparison
Compare pay and benefits with your own assumptions.
Open toolCommission calculator
Estimate commission on sales.
Open toolSales tax calculator
Add or reverse a tax percentage you enter.
Open toolInventory reorder calculator
Estimate a reorder point from demand and lead time.
Open toolStartup runway calculator
Estimate months of cash at a fixed net burn.
Open toolInvoice due date calculator
Add payment terms to an issue date.
Open toolMeeting agenda builder
Write and print agenda items with durations.
Open toolEmployee cost calculator
Estimate annual base pay plus employer costs.
Open toolOvertime pay calculator
Compare regular and overtime gross wages.
Open toolStudent & education
GPA & CGPA calculator
Calculate a credit-weighted grade average.
Open toolStudy planner
Build a weekly study plan in this browser.
Open toolAssignment tracker
Track coursework and due dates locally.
Open toolFlashcard creator
Create and practice question and answer cards.
Open toolReading speed test
Time a passage and calculate words per minute.
Open toolCourse grade predictor
Estimate the score needed on remaining work.
Open toolClass attendance calculator
See attendance and possible future absences.
Open toolPresentation timer
Time a talk and track remaining minutes.
Open toolSemester progress tracker
See how much of your semester has elapsed and how much time remains.
Open toolStudy time tracker
Track study time by subject with a live timer or manual entries, and compare against a weekly target.
Open toolClass routine maker
Build a weekly class timetable with day, time, subject and location, and print or download it.
Open toolMCQ practice maker
Build a multiple-choice question bank and take it in practice mode or test mode.
Open toolViva practice generator
Generate oral-exam practice questions on any topic from local templates, with hints, editing and print.
Open toolNotes to quiz generator
Turn pasted study notes into fill-in-the-blank practice questions grounded in your own text.
Open toolExam countdown & revision planner
Track exam countdowns and topics, and get a day-by-day revision plan that flags an impossible workload.
Open toolCitation formatter
Format APA, MLA and Chicago citations for books, websites and journal articles from fields you enter.
Open toolStudy goal breakdown
Turn a total workload and deadline into a daily and weekly study target, flagging an infeasible schedule.
Open toolQuestion bank organizer
Organize your own questions by course, topic and difficulty, practice them, and review what you got wrong.
Open toolGrade scenario planner
Plan what-if scenarios across multiple courses and see the projected effect on your term GPA.
Open toolPast-question practice tracker
Log past-question attempts by country, board, subject and topic, and see your weakest subject first.
Open toolSEO & content
Keyword density checker
Count words and target phrase frequency.
Open toolMeta tag generator
Create title, description, and canonical HTML tags.
Open toolRobots.txt generator
Create simple crawl directives and a sitemap line.
Open toolSitemap XML generator
Turn a list of URLs into a basic XML sitemap.
Open toolOpen Graph preview
Preview how a title, description, and image may appear.
Open toolWord & character counter
Count words, characters, sentences, and paragraphs.
Open toolReadability checker
Estimate English reading ease from text.
Open toolURL slug generator
Convert a title into a concise URL path segment.
Open toolHashtag generator
Make editable hashtags from relevant keywords.
Open toolBlog, video & email title ideas
Generate editable blog titles, video titles, and email subjects.
Open toolText workspace
Convert case, clean whitespace, sort/dedupe lines, find and replace, and compare two texts.
Open toolPDF & documents
QR code generator
Create and download a QR code.
Open toolWord, RTF & images to PDF
Convert DOCX, RTF, ODT, text or images to PDF.
Open toolEdit & merge PDFs
Reorder, rotate, merge, or remove PDF pages.
Open toolSplit PDF
Download selected PDF pages.
Open toolCompress PDF
Reduce PDF size by rasterizing pages.
Open toolPDF to image
Export PDF pages as PNG images.
Open toolJPG to PNG converter
Convert photos to PNG on your device.
Open toolOCR text extractor
Extract text from an image.
Open toolBarcode generator
Make a downloadable CODE128 barcode.
Open toolElectronic signature creator
Draw and download a signature image.
Open toolQR scanner
Read a QR code from an image.
Open toolImage workspace
Resize, compress, convert and crop images, entirely in your browser.
Open toolDeveloper & security
JSON validator & formatter
Validate JSON, clean text, and escape HTML.
Open toolPassword generator
Generate and check a password.
Open toolInternet speed checker
Check response time and download speed.
Open toolJSON to CSV converter
Convert an array of objects to CSV.
Open toolBase64 encoder / decoder
Encode or decode text in Base64.
Open toolURL encoder / decoder
Encode or decode URL components.
Open toolRegex tester
Test regular expressions against text.
Open toolHash generator
Calculate MD5 or SHA-256 digests.
Open toolColor picker & converter
Convert HEX, RGB, and HSL colors.
Open toolUUID generator
Generate random UUID version 4 values.
Open toolSQL formatter
Format SQL for easier reading.
Open toolUTM link builder
Create campaign links with encoded parameters.
Open toolUnit converter
Convert length, area, volume, mass, temperature and energy units.
Open toolDeveloper/data workspace
Convert YAML to JSON, format and validate XML, and convert CSV to JSON.
Open toolDesign assets
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