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KazamTools

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Free online tools that just work

216+ fast, private tools for PDFs, images, money, math and text. Everything runs in your browser, so your files are never uploaded.

PDFImageFinanceBusinessHealthMathDate & TimeConvertersTextDeveloperGeneratorsVideo & AudioEveryday

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Compress PDFMake PDFs smaller for email and upload limits, without sending them anywhere.Merge PDFCombine PDFs into one file, in any order. Free, unlimited and private.PDF to JPGTurn PDF pages into sharp JPG or PNG images, in your browser.JPG to PDFCombine photos and scans into a single, tidy PDF.Word CounterLive word, character and sentence counts, plus reading time.Percentage CalculatorFour percentage calculations in one place, with the working shown.Mortgage CalculatorYour true monthly payment, the interest you will pay, and how much extra payments save.BMI CalculatorYour BMI, its WHO category and the healthy weight range for your height.Age CalculatorExact age in years, months and days, on today or any cut-off date.GPA CalculatorSemester, cumulative and weighted GPA on the 4.0 scale, with every step shown.Loan CalculatorWork out any fixed-rate loan payment, or how much a payment lets you borrow.Compound Interest CalculatorSee how your savings grow when interest earns interest, with regular deposits and inflation.Paycheck CalculatorSee your take-home pay per paycheck and per year, with every deduction explained.JPG to PNGTurn JPEG photos into lossless PNG files, in bulk and in private.Compress ImageShrink JPG, PNG and WebP files in bulk, right in your browser.Resize ImageExact pixel sizes, print sizes and social media presets, in bulk.Background RemoverCut out people, products and pets in one click. Free, unlimited and private.QR Code GeneratorQR codes for links, Wi-Fi, contacts and more. They never expire and nothing is tracked.Password GeneratorStrong random passwords and passphrases, with the maths behind their strength.JSON FormatterBeautify, validate and minify JSON, with exact error locations and every number kept intact.Time CalculatorAdd hours and minutes, find the time between two times, convert decimal hours and total a timesheet.TDEE CalculatorHow many calories you burn a day, and what to eat to maintain, lose or gain weight.Image to TextCopy the text out of any photo, scan or screenshot, in 39 languages.Sign PDFDraw, type or upload a signature and put it exactly where it belongs.

Why people use KazamTools

Your files stay private

PDF, image and text tools run inside your browser. Nothing is uploaded, so there is nothing to leak.

No limits, no sign-up

No daily caps, no watermarks and no account. Ads keep every tool free.

Clear, checked results

Calculators show their formula and working, and tax tools state the tax year and official source.

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Free PDF Tools

30 tools

Merge, split, compress, convert and sign PDF files online for free. Everything runs in your browser, so your files are never uploaded.

Free Image Tools

38 tools

Compress, resize, crop and convert images (JPG, PNG, WebP, HEIC, AVIF) online for free, without uploading your photos.

Finance, Tax & Salary Calculators

58 tools

Free mortgage, loan, EMI, SIP, salary and income tax calculators with clear formulas, worked examples and current tax rules.

Business & Seller Calculators

14 tools

Free invoice generator and fee calculators for PayPal, Etsy, Amazon, Upwork and Fiverr, plus margin and ROAS calculators.

Health & Fitness Calculators

16 tools

Free BMI, BMR, TDEE, calorie and body fat calculators with the formulas explained. For information only, not medical advice.

Math & Education Calculators

12 tools

Free percentage, GPA, CGPA, grade and fraction calculators that show every step, for students, teachers and everyday sums.

Date & Time Calculators

8 tools

Free age calculator, date difference calculator, time calculator and online timer. Count days, weeks and hours between any dates.

Unit Converters

6 tools

Free length, weight, temperature and volume converters, including South Asian units, with conversion tables and formulas.

Free Text Tools

5 tools

Word counter, character counter, case converter, text compare and fancy font generator. Your text never leaves your browser.

Developer Tools

10 tools

JSON formatter, Base64 encoder, hash generator, UUID generator and more developer utilities that run entirely in your browser.

Free Generators

5 tools

QR code generator, strong password generator, random wheel spinner and dice roller. Free, private and unlimited.

Video & Audio Tools

9 tools

Free video and audio tools: compress, convert and trim video, extract MP3, convert audio and record your screen or voice, all in your browser, no uploads.

Everyday Tools

5 tools

Free everyday tools: a typing speed test with live WPM and accuracy, and a Pakistan electricity bill calculator with NEPRA slab rates. No sign-up needed.

All 216 tools

Free PDF Tools

Free Image Tools

Finance, Tax & Salary Calculators

Business & Seller Calculators

Health & Fitness Calculators

Math & Education Calculators

Date & Time Calculators

Unit Converters

Free Text Tools

Developer Tools

Free Generators

Video & Audio Tools

Everyday Tools

Latest guides

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The 28/36 Rule Explained: Limits, Math and Real DTI Caps

The 28/36 rule caps housing at 28% and total debt at 36% of gross income. See the math, worked examples and DTI limits for conventional, FHA and VA loans.

BMI Chart for Adults: Healthy Weight by Height (kg and lb)

BMI chart for adult women and men: healthy, overweight and obese weight ranges by height in cm/kg and ft/lb, plus the lower WHO cut-offs for Asian adults.

Compress a Video for WhatsApp Without Losing Quality

Compress a video for WhatsApp: the best resolution, frame rate and bitrate, a file-size rule of thumb, and how to send in HD or as a document instead.