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KazamTools

All tools

216 free tools, grouped by category.

Free PDF Tools

  • Add Page NumbersStamp clean page numbers on any PDF, with a live preview.
  • Compare PDFSpot every change between two versions of a document in seconds.
  • Compress PDFMake PDFs smaller for email and upload limits, without sending them anywhere.
  • Compress PDF to 100KBShrink certificates, IDs and forms below a 100 KB upload limit automatically.
  • Compress PDF to 1MBGet CVs, portfolios and scanned bundles under 1 MB while keeping them sharp.
  • Compress PDF to 200KBFit application documents under a 200 KB limit with the best quality that still fits.
  • Compress PDF to 500KBBring statements, contracts and scanned bundles under 500 KB without making them unreadable.
  • Crop PDFDrag a box to keep only the part of the page you need.
  • Delete PDF PagesRemove blank, duplicate or unwanted pages and keep the rest.
  • Edit PDFType on a PDF, cover mistakes, highlight, draw and add pictures, all on your own device.
  • Extract Images from PDFGet the pictures out of a PDF exactly as they were put in.
  • Extract PDF PagesPick the pages you need and save them as a new PDF.
  • Fill PDF FormType straight into the fields of a fillable PDF and save it, without installing anything.
  • Flatten PDFMake filled forms and annotations a permanent part of the page.
  • JPG to PDFCombine photos and scans into a single, tidy PDF.
  • Merge PDFCombine PDFs into one file, in any order. Free, unlimited and private.
  • OCR PDFAdd an invisible text layer to scans so you can search, select and copy the words.
  • Organize PDFDrag pages into a new order, turn them, remove them, and save.
  • PDF to JPGTurn PDF pages into sharp JPG or PNG images, in your browser.
  • PDF to PNGSave PDF pages as lossless PNG images, crisp text and all.
  • PDF to TextPull the words out of a PDF so you can copy, edit or search them.
  • PDF to WordTurn a PDF into an editable Word document in your browser, scans included.
  • PNG to PDFTurn screenshots, diagrams and PNG scans into a clean PDF, losslessly.
  • Protect PDFLock a PDF with a password using strong AES-256 encryption.
  • Redact PDFPermanently remove sensitive text from a PDF without it ever leaving your device.
  • Rotate PDFTurn sideways or upside-down pages the right way up, and save it in the file.
  • Sign PDFDraw, type or upload a signature and put it exactly where it belongs.
  • Split PDFCut one PDF into several files by page range, every few pages, or page by page.
  • Unlock PDFSave a copy of your protected PDF that opens without a password.
  • Watermark PDFMark every page as a draft, a copy or confidential, with a live preview.

Free Image Tools

  • AVIF to JPGTurn next-generation AVIF images into JPGs that open everywhere.
  • Background RemoverCut out people, products and pets in one click. Free, unlimited and private.
  • Blur FaceFind faces automatically, then blur, pixelate or cover them. Your photo never leaves your device.
  • Compress ImageShrink JPG, PNG and WebP files in bulk, right in your browser.
  • Compress Image to 100 KBPhotos, signatures and scanned declarations under 100 KB, ready for any portal.
  • Compress Image to 20 KBSignatures and small photos under 20 KB, sharp enough for any application form.
  • Compress Image to 200 KBHigh-quality photos under 200 KB for visa forms, exams and the web.
  • Compress Image to 50 KBPassport-style photos under 50 KB for online applications, with the best quality that fits.
  • Compress Image to KBHit an exact file size for exam, job and government forms.
  • Crop ImageDrag, pick a ratio or type exact pixels. Rotate and flip included.
  • EXIF RemoverSee and strip hidden camera, date and GPS details from your photos, without re-compressing them.
  • Flip ImageMirror selfies, reverse text and flip photos upside down, many at once, on your device.
  • GIF MakerTurn photos, screenshots or drawings into a looping GIF, with no watermark.
  • HEIC to JPGOpen iPhone photos anywhere: HEIC to JPG in bulk, without uploading.
  • Image to TextCopy the text out of any photo, scan or screenshot, in 39 languages.
  • Image UpscalerEnlarge photos 2× or 4× with AI that runs on your own device. No credits, no watermark, no uploads.
  • Indian Passport PhotoPassport Seva photo rules built in: 630 × 810 pixels, white background, face 80–85% of the frame.
  • JPG to PNGTurn JPEG photos into lossless PNG files, in bulk and in private.
  • JPG to WebPSmaller WebP files for faster pages, converted on your own device.
  • Meme GeneratorClassic top and bottom text, 20 original templates, and no watermark. Your photos stay on your device.
  • NADRA Photo SizeMake a Pak-ID photo that meets NADRA’s rules: white background, at least 350 × 467 pixels.
  • Pakistan Passport PhotoThe exact 350 × 467 pixel photo the DGIP online passport form asks for, made on your phone or PC.
  • Passport Photo MakerOfficial sizes, a head-position guide and printable sheets, all in your browser.
  • PNG to ICOMake a real multi-size .ico favicon or Windows icon in seconds, on your own device.
  • PNG to JPGSmaller JPG files from PNG, with your choice of background colour.
  • PNG to WebPLossless or lossy WebP from PNG, transparency included, all on your device.
  • Resize ImageExact pixel sizes, print sizes and social media presets, in bulk.
  • Rotate ImageTurn sideways photos and scans the right way up, many at once, without uploading them.
  • Schengen Visa PhotoThe ICAO size every Schengen consulate uses, with a face-height guide and print sheets.
  • SSC Photo ResizerThe SSC signature in the right size and KB range, plus the live-photo checklist from the notice.
  • SVG to JPGTurn SVG logos, charts and diagrams into JPGs that open anywhere.
  • SVG to PNGSharp PNGs from SVG icons, logos and charts at any size, made in your browser.
  • UK Passport PhotoGOV.UK sizes for paper forms, plus a quick check of your photo for online applications.
  • UPSC Photo ResizerBoth UPSC uploads in one place: a close-cropped photo.jpg and a clean signature.jpg within the KB limits.
  • US Visa PhotoThe official 2 × 2 inch size with a head-height guide, for online forms and prints.
  • Watermark ImageProtect your photos with a text or logo watermark, in bulk, without uploading them.
  • WebP to JPGMake WebP images from the web open everywhere, as JPG.
  • WebP to PNGLossless PNG from WebP, with transparency intact.

Finance, Tax & Salary Calculators

  • 401(k) CalculatorProject your 401(k) with your employer match and the 2026 IRS limits built in.
  • Amortization CalculatorEvery payment of your loan, split into principal and interest, with the effect of paying extra.
  • Annuity CalculatorWork out what an annuity grows to, the income it can pay, and how long the money lasts.
  • APR CalculatorThe real yearly cost of a loan once fees and points are included, worked out the way lenders must disclose it.
  • Auto Lease CalculatorYour monthly lease payment, split into depreciation, rent charge and tax, plus what you pay at signing.
  • Auto Loan CalculatorYour monthly car payment, the cash due at signing and the true total cost, including tax, fees and trade-in.
  • Business Loan CalculatorThe payment, total cost and true APR of a term loan or a factor-rate advance, with daily, weekly or monthly repayments.
  • Canada Mortgage CalculatorYour payment the way Canadian lenders work it out, with default insurance and accelerated options.
  • CD CalculatorSee what a certificate of deposit pays at maturity, and what it costs to cash out early.
  • Closing Cost CalculatorEstimate every buyer closing cost and the cash you need on closing day, line by line.
  • Compound Interest CalculatorSee how your savings grow when interest earns interest, with regular deposits and inflation.
  • Credit Card Payoff CalculatorFind out when your card will be paid off, what it costs, and how much a bigger payment saves.
  • Currency ConverterConvert between 47 currencies at today’s reference rate, with the inverse rate and a table of common amounts.
  • Debt Consolidation CalculatorSee whether rolling your debts into one loan really saves money, fees included.
  • Debt Payoff CalculatorList your debts, add what you can pay, and get a month-by-month plan to be debt-free.
  • Debt-to-Income Ratio CalculatorYour front-end and back-end DTI, how lenders see them, and how much room you have left.
  • Discount CalculatorSale price, savings and the true total of stacked discounts, with the working shown.
  • Down Payment CalculatorThe cash you need for a home, the home your cash can buy, and how long it takes to save.
  • EMI CalculatorYour monthly EMI, the real cost with fees, and what a prepayment saves.
  • FHA Loan CalculatorYour FHA payment with upfront and annual mortgage insurance, and how long MIP lasts.
  • Gold Price CalculatorPrice any piece of gold by weight and karat, with making charges and tax.
  • GST CalculatorGST-inclusive and exclusive prices with the CGST, SGST or IGST split, on the new 2025 slabs.
  • HELOC CalculatorYour credit line, your interest-only payment, and the jump when repayment starts.
  • Home Equity Loan CalculatorHow much you can borrow against your home, the fixed payment, and the true cost with fees.
  • House Affordability CalculatorThe home price your income and debts support under the lender rules that matter.
  • Income Tax CalculatorEstimate your 2026 federal income tax, bracket by bracket, with credits and your refund.
  • India Income Tax CalculatorNew vs old regime side by side, with the cheaper one picked for you.
  • Inflation CalculatorWhat money from any year since 1913 is worth today, using the official US Consumer Price Index.
  • Interest CalculatorWork out simple or compound interest on savings, with deposits, tax and inflation.
  • Investment CalculatorProject your investments year by year, or work backwards from the amount you want to reach.
  • Loan CalculatorWork out any fixed-rate loan payment, or how much a payment lets you borrow.
  • Mortgage CalculatorYour true monthly payment, the interest you will pay, and how much extra payments save.
  • Mortgage Payoff CalculatorFind your new payoff date and the interest you save by paying a little extra.
  • Net Worth CalculatorAdd up what you own and what you owe, and see where you stand.
  • Pakistan Salary Tax CalculatorMonthly tax, take-home pay and a slab-by-slab breakdown under the Finance Act 2026.
  • Paycheck CalculatorSee your take-home pay per paycheck and per year, with every deduction explained.
  • Personal Loan CalculatorYour monthly payment, the true APR after the origination fee, and how much cash actually reaches your account.
  • Property Tax CalculatorEstimate your yearly and monthly property tax from your home’s value, your state’s rate and any exemptions.
  • Refinance CalculatorFind out how much a new rate saves each month, when it pays back its costs, and what it saves over the life of the loan.
  • Rent vs Buy CalculatorCompare your net worth after renting or buying, including the money you could invest instead.
  • Retirement CalculatorHow much you will have, how long it will last, and what to change if it falls short.
  • RMD CalculatorWork out your required minimum distribution from an IRA or 401(k), with the IRS table built in.
  • ROI CalculatorMeasure what an investment really earned, and compare investments held for different lengths of time.
  • Roth IRA CalculatorFind how much you can put in a Roth IRA for 2026 and what it could grow to, tax-free.
  • Salary CalculatorTurn an hourly wage into a yearly salary, or a salary into an hourly rate, for every pay period.
  • Sales Tax CalculatorAdd tax to a price or pull it out of a total, with every state’s 2026 base rate.
  • Saudi End of Service CalculatorYour end-of-service award in Saudi Arabia, with the one-third and two-thirds resignation rules.
  • Savings CalculatorPlan your savings: watch them grow, or work out how to reach a goal by a date.
  • SIP CalculatorEstimate what your monthly SIP could grow to, and what you need to invest to reach a goal.
  • Social Security CalculatorCompare claiming Social Security at 62, at full retirement age or at 70, using SSA’s own rules.
  • Student Loan CalculatorYour monthly payment, total interest and payoff date, plus what extra payments and time in school change.
  • Tip CalculatorThe tip, the total and what each person pays, rounded the way you want.
  • UAE Gratuity CalculatorYour end-of-service gratuity under Federal Decree-Law 33 of 2021, worked out day by day.
  • UK Mortgage CalculatorYour monthly repayments during the deal and after it, in pounds, with LTV and overpayments.
  • UK Salary CalculatorTake-home pay per year, month and week, with tax, NI, student loan and pension.
  • VA Loan CalculatorYour VA home loan payment, the funding fee you owe, and what it costs over the life of the loan.
  • VAT CalculatorAdd or remove VAT in one step, with current rates for the UK, EU, Gulf and Pakistan.
  • Zakat CalculatorWork out your zakat at 2.5% with the gold or silver nisab and your own market prices.

Business & Seller Calculators

  • Amazon FBA CalculatorReferral, fulfillment and storage fees for a product on Amazon US, and your profit per unit.
  • Break-Even CalculatorHow many sales you need to cover your costs, or the price that gets you there.
  • eBay Fee CalculatorFinal value fee, per-order fee, ads and your real profit on an eBay sale.
  • Etsy Fee CalculatorEvery Etsy fee on an order, what Etsy pays you, your profit, and the price you need.
  • Fiverr Fee CalculatorWhat Fiverr keeps, what reaches you after withdrawal, and what the buyer pays.
  • Freelancer Take-Home CalculatorSee every deduction between what your client pays and what lands in your local bank account.
  • Invoice GeneratorFill in the blanks, check the live preview and download a clean PDF invoice.
  • Markup CalculatorFind the selling price, the markup percentage or the cost, with a markup-to-margin table.
  • PayPal Fee CalculatorSee exactly what PayPal takes from a payment, or what to ask for to receive a set amount.
  • Profit Margin CalculatorMargin, markup and profit from cost and price, or the price you need for a target margin.
  • ROAS CalculatorIs your ad campaign making money? Compare its ROAS with the break-even ROAS for your margin.
  • Shopify Profit CalculatorYour real profit per order on Shopify after card fees, plan costs, shipping and ads.
  • Stripe Fee CalculatorCard, international and bank debit fees for Stripe accounts in seven regions, both ways.
  • Upwork Fee CalculatorUpwork’s variable service fee, withdrawal fees and Connects in one place, both ways.

Health & Fitness Calculators

  • BMI CalculatorYour BMI, its WHO category and the healthy weight range for your height.
  • BMR CalculatorHow many calories your body burns at complete rest, with three formulas compared.
  • Body Fat CalculatorEstimate your body fat percentage with a tape measure, and see fat and lean mass.
  • Calorie CalculatorHow many calories you need a day to maintain, lose or gain weight.
  • Calorie Deficit CalculatorA daily calorie target for your goal weight and date, with safety checks and a realistic timeline.
  • Ideal Weight CalculatorFour ideal body weight formulas and the healthy BMI range for your height, in kg and lb.
  • Macro CalculatorYour daily protein, carbohydrate and fat in grams, for your goal and diet style.
  • One Rep Max CalculatorEstimate the most you can lift once from a set of reps, and get your training weights.
  • Ovulation CalculatorEstimate your most fertile days for the next six cycles. Not a method of contraception.
  • Pace CalculatorPace, finish time or distance for any run, with splits and race predictions.
  • Period CalculatorWhen your next periods are due, with fertile windows. Estimates only, not contraception.
  • Pregnancy Due Date CalculatorYour estimated due date, how far along you are, and a week-by-week calendar.
  • Protein CalculatorDaily protein in grams for your body weight and goal, plus how much to eat per meal.
  • Sleep CalculatorBedtimes and wake-up times that line up with full 90-minute sleep cycles.
  • TDEE CalculatorHow many calories you burn a day, and what to eat to maintain, lose or gain weight.
  • Water Intake CalculatorA sourced estimate of your daily water needs, in litres, ounces and glasses.

Math & Education Calculators

  • Area CalculatorFind the area of nine common shapes in any unit, with the formula worked out.
  • CalculatorA clean standard calculator that works with your keyboard and remembers your last answers.
  • CGPA CalculatorSemester SGPAs to CGPA, then CGPA to percentage using your board’s or university’s own rule.
  • Fraction CalculatorFractions and mixed numbers, simplified, with the working shown step by step.
  • GPA CalculatorSemester, cumulative and weighted GPA on the 4.0 scale, with every step shown.
  • Grade CalculatorYour weighted course grade, and the score you need on the final for the grade you want.
  • Long Division CalculatorEvery step of long division written out, with the remainder, the decimal answer and a check.
  • Percentage CalculatorFour percentage calculations in one place, with the working shown.
  • Percentage Increase CalculatorPercentage increase and decrease, reverse percentages and average growth, with the working shown.
  • Scientific CalculatorA full scientific calculator that works with your keyboard and remembers your last answers.
  • Slope CalculatorSlope, angle, distance and the equation of the line from two points, with every step shown.
  • Standard Deviation CalculatorPaste a list of numbers and see the spread, step by step.

Date & Time Calculators

  • Age CalculatorExact age in years, months and days, on today or any cut-off date.
  • Date CalculatorCount the days between dates, business days included, or add and subtract time.
  • Hijri Date ConverterConvert between Hijri and Gregorian dates, with today’s Islamic date and key dates of the year.
  • Hours CalculatorHours worked between two times, with breaks, overnight shifts, decimal hours and pay.
  • Online TimerA countdown timer with alarm, presets and full screen, plus a stopwatch with laps.
  • Time CalculatorAdd hours and minutes, find the time between two times, convert decimal hours and total a timesheet.
  • Time Card CalculatorA weekly timesheet that totals your hours, overtime and gross pay.
  • Time Zone ConverterConvert a time to several cities at once, with daylight saving time handled for you.

Unit Converters

  • Land Area ConverterConvert marla, kanal, square feet and acres, using the marla size your area actually uses.
  • Length ConverterConvert any length both ways, with exact factors and a table of common values.
  • Roman Numeral ConverterNumbers to Roman numerals and back, with strict checking and the breakdown shown.
  • Temperature ConverterCelsius, Fahrenheit, Kelvin and Rankine, with the formula worked out for your number.
  • Volume ConverterKitchen and liquid measures both ways, with US and UK units kept apart.
  • Weight ConverterConvert kilograms, pounds, stone, ounces and tola both ways, with the exact factors.

Free Text Tools

  • Case ConverterTwelve text cases at once, from Title Case to snake_case, each one a click away from your clipboard.
  • Character CounterCharacters with and without spaces, plus live limits for social posts, search snippets and SMS.
  • Font GeneratorTurn plain text into 25 copy-and-paste styles for bios, captions and display names.
  • Text CompareSee exactly what changed between two versions, line by line, word by word or letter by letter.
  • Word CounterLive word, character and sentence counts, plus reading time.

Developer Tools

  • AI API Cost CalculatorPrice your workload on every major LLM API, with prompt caching and batch discounts, from dated official prices.
  • Base64 Encoder & DecoderEncode or decode Base64 text and files, with URL-safe and data URL support.
  • Context Window CheckerPaste text or drop files to see which models can take it in one go, with space left for the reply.
  • Document to MarkdownTurn Word, web pages and PDFs into clean Markdown that language models read well, without uploading anything.
  • Hash GeneratorMD5, SHA-1, SHA-2, SHA-3 and CRC32 for text and files, plus HMAC and checksum checks.
  • JSON FormatterBeautify, validate and minify JSON, with exact error locations and every number kept intact.
  • LLM Token CounterExact OpenAI token counts and clearly labelled estimates for Claude, Gemini, Llama and more.
  • llms.txt GeneratorBuild a valid llms.txt from a form or your sitemap, and check an existing one.
  • Robots.txt GeneratorBlock AI training bots, keep AI search, and check that every rule does what you think.
  • UUID GeneratorRandom v4 and time-ordered v7 UUIDs, in bulk, plus a UUID checker.

Free Generators

  • Dice RollerFair virtual dice for board games, D&D and classroom maths.
  • Password GeneratorStrong random passwords and passphrases, with the maths behind their strength.
  • QR Code GeneratorQR codes for links, Wi-Fi, contacts and more. They never expire and nothing is tracked.
  • Random Number GeneratorFair random numbers in any range, with or without repeats.
  • Wheel SpinnerType the names, spin, and get a fair random pick in seconds.

Video & Audio Tools

  • Audio ConverterSwitch audio formats in your browser, one file or a whole folder.
  • Audio TrimmerCut songs, voice notes and ringtones on a waveform, with smooth fades.
  • MP4 to MP3Pull the audio out of your own videos as MP3, M4A or WAV.
  • Screen RecorderRecord tutorials, demos and bug reports straight from your browser.
  • Trim VideoKeep just the part you need, without uploading or losing quality.
  • Video CompressorShrink videos for WhatsApp, email and Discord, right in your browser.
  • Video ConverterChange a video’s format in seconds, often without any quality loss.
  • Video to GIFCut a moment from a video and loop it as a GIF or animated WebP.
  • Voice RecorderRecord voice notes, narration and interviews, then save them as MP3 or WAV.

Everyday Tools