Every tool you need, in one wave
Free online calculators and image tools that run entirely in your browser. No uploads, no sign-up, no tracking.
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Calculators
Fast, accurate calculators for everyday math, money, health, and unit conversions.
Scientific Calculator
A free online calculator with scientific functions — trigonometry, logarithms, powers, and roots.
Percentage Calculator
Work out percentages fast: X% of a value, what percent one number is of another, and percentage change.
Loan, EMI & Amortization Calculator
Calculate your monthly loan payment (EMI), total interest, and total repayment, with a full month-by-month amortization schedule for any amount, rate, and term.
BMI Calculator
Calculate your Body Mass Index (BMI) in metric or imperial units and see your weight category.
Age Calculator
Find your exact age in years, months, and days — plus total weeks and days lived — from your date of birth.
Date Calculator
Find the difference between two dates, or add and subtract days to get an exact future or past date.
Pregnancy Due Date Calculator
Estimate your pregnancy due date from your last period and cycle length, with current gestational age and trimester.
Unit Converter
Convert length, weight, and temperature between metric and imperial units instantly.
Image Tools
Convert, resize, crop, and compress images locally. Your files never leave your device.
Image Converter
Convert images between PNG, JPG, and WebP right in your browser. Fast, free, and private — no uploads.
Image Resizer
Resize images to exact pixel dimensions with optional aspect-ratio lock. Runs entirely on your device.
Image Cropper
Crop an image to any region with a live preview. Free, private, and fully browser-based.
Image Compressor
Shrink image file size with an adjustable quality slider and see the savings before you download.
QR Code Generator
Create a custom QR code from any text or URL — pick colors, frames, a center logo, size, and error correction, then download it as PNG or SVG. Free, private, no uploads.
Documents
Convert and work with documents locally — no uploads. Your files never leave your device.
Text Tools
Generate strong passwords and work with text locally — nothing you enter leaves your browser.
Password Generator
Generate strong, random passwords in your browser — pick the length and character types, see the strength, and copy in one click. Nothing is uploaded.
Wheel Spinner — Random Picker
Spin a wheel to pick a random name or option. Type your list or upload an Excel/CSV file — everything in column A loads automatically, all in your browser.
Word & Character Counter
Count words, characters (with and without spaces), sentences, paragraphs, and reading time as you type — instantly and privately in your browser.
Text Compare
Compare two blocks of text and highlight every added and removed line, right in your browser. Free, private, and no uploads.
JSON Formatter & Validator
Format, validate, and minify JSON in your browser. Pretty-print with 2/4-space or tab indent and catch syntax errors with line numbers — free, private, no uploads.
Text Case Converter
Convert text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, kebab-case and more — instantly and privately in your browser.
General Tools
A grab-bag of handy browser tools that do not fit the other categories — all running locally on your device.
Color Picker (HEX, RGB, HSL)
Pick a color or type any hex code and instantly get its HEX, RGB, and HSL values — with one-click copy, all in your browser.
Online Countdown Timer with Alarm
A free countdown timer with 3 alarm sounds, interval alarm points, and a big fullscreen standby display — runs entirely in your browser, nothing uploaded.
Online Stopwatch with Laps
A free online stopwatch with lap splits, interval chimes, and a big fullscreen standby display — runs entirely in your browser, nothing uploaded.
Timezone Converter
Compare the current time across multiple timezones at once, or pin a specific time to convert it between cities — all in your browser.
Philippines
PhilippinesCalculators built on Philippine rules — take-home pay, tax, DOLE benefits, VAT, and LTO fees. For everyone, including Filipinos abroad.
Take-Home Pay Calculator (Philippines)
Estimate your Philippine net monthly salary after SSS, PhilHealth, Pag-IBIG, and BIR withholding tax.
Overtime Pay Calculator (Philippines)
Compute DOLE overtime pay for ordinary days, rest days, and holidays, with night-differential support.
Income Tax Exemption Checker (Philippines)
Check whether your income is tax-exempt under the TRAIN law and estimate your BIR income tax.
Separation & Retirement Pay Calculator (Philippines)
Estimate separation pay (redundancy, retrenchment) or retirement pay under the Labor Code and RA 7641.
13th Month Pay Calculator (Philippines)
Compute your 13th-month pay from your basic salary and months worked, including the taxable portion.
Rent vs Buy Calculator (Philippines)
Compare the total cost of renting versus buying a home over the years you plan to stay.
Discount & VAT Calculator (Philippines)
Apply discounts and 12% VAT, including the 20% Senior Citizen / PWD discount with VAT exemption.
LTO Renewal Fee Estimator (Philippines)
Estimate LTO driver's license renewal and motor-vehicle registration fees. Indicative figures — verify with the LTO.
SSS Maternity Benefit Calculator (Philippines)
Enter your due date to see which months count and how much to pay for the maximum SSS maternity benefit — in your browser.