All 56+ Free Online Tools
Every tool runs in your browser — no signup, no download, no data sent to servers.
BMI Calculator
Instantly calculate BMI from height and weight. Check your healthy weight range.
Age Calculator
Calculate exact age in years, months, and days from date of birth, plus days until next birthday.
Discount Calculator
Calculate final price and savings from original price and discount percentage.
Unit Converter
Convert 50+ units instantly: length, weight, temperature, area, volume, and more.
Currency Converter
Convert 20+ major currencies. Perfect for travel and international shopping.
EMI Calculator
Calculate loan EMI, total interest, and amortization schedule instantly.
GST Calculator
Add or remove GST from any amount. Supports 5%, 12%, 18%, and 28% rates.
CPM Calculator
Calculate CPM (cost per 1,000 impressions), total ad cost, or total impressions instantly.
Scientific Calculator
Advanced math: sin, cos, tan, logarithms, powers, and more — right in your browser.
Retirement Calculator
Calculate how much you need to retire. Project savings with compound interest, inflation adjustment, and monthly income using the 4% rule.
IUL Calculator
Calculate indexed universal life insurance (IUL) cash value growth with cap, floor, and expense modeling. Compare IUL vs 401k.
Personal Injury Settlement Calculator
Estimate a personal injury settlement from medical bills, lost wages, and pain & suffering. Includes comparative negligence and attorney fee calculation.
Engagement Rate Calculator
Calculate social media engagement rate for Instagram, TikTok, YouTube, Twitter, LinkedIn, and Facebook. Get quality rating and platform benchmarks.
Zakat Calculator
Calculate your annual Zakat obligation on savings, gold, silver, and business assets. Includes Nisab threshold check and 2.5% calculation.
Sales Commission Calculator
Calculate sales commissions instantly — simple flat rate, tiered commission structures, and split commissions between multiple reps.
Annuity Calculator
Calculate annuity payments, present value, and future value. Find your monthly retirement income from a lump sum or the lump sum needed for desired payments.
Tick Value Calculator
Calculate futures tick value and P&L for ES, NQ, CL, GC, 6E, ZN and custom contracts. Essential tool for futures traders.
Affirm Calculator
Calculate your Affirm buy now, pay later monthly payments and total interest. Enter purchase price, APR, and loan term for an instant breakdown.
Reverse Mortgage Calculator
Estimate how much you can receive from a reverse mortgage (HECM). Based on age, home value, and interest rates. No personal info required.
Life Settlement Calculator
Estimate how much you can receive by selling your life insurance policy in a life settlement. Enter policy details, age, and health status for an instant estimate.
CD Penalty Calculator
Calculate the early withdrawal penalty on a Certificate of Deposit (CD). See exactly how much you lose and whether it's worth breaking your CD early.
ICR Calculator
Calculate your monthly payment under the Income Contingent Repayment (ICR) plan. Enter income, family size, and loan balance to find your exact payment.
TikTok Money Calculator
Calculate how much money you can make on TikTok. Estimate Creator Fund earnings, brand deal rates, and live gift revenue based on followers and views.
Facebook Ads Calculator
Calculate your Facebook and Instagram ad budget, estimated reach, CPM, and ROI for Meta advertising campaigns. Free tool for digital marketers.
EIRP Calculator
Calculate EIRP (Effective Isotropic Radiated Power) from transmit power, antenna gain, and cable loss. Essential for RF engineers and wireless network designers.
Semaglutide Dosage Calculator
Calculate semaglutide reconstitution volumes, injection units, and weekly dosing schedule for compounded semaglutide. Educational tool only.
Paycheck Calculator
Calculate your net take-home pay after federal tax, state tax, Social Security, and Medicare deductions.
CTR Calculator
Calculate click-through rate from impressions and clicks. Find CTR, total clicks, or impressions instantly.
Reverse Sales Tax Calculator
Find the original pre-tax price from a final amount. Works with any sales tax rate.
Spearman Correlation Calculator
Calculate Spearman rank correlation coefficient (ρ) for two datasets. Instant results with interpretation.
DSO Calculator
Calculate Days Sales Outstanding (DSO) to measure how quickly your business collects receivables.
Password Generator
Generate cryptographically secure random passwords instantly with a strength meter.
Word Counter
Count words, characters, sentences, paragraphs, and reading time in real time.
Case Converter
Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more.
Slug Generator
Generate URL-safe slugs from any text. Great for SEO-friendly permalinks.
Resume Generator
Build a professional resume online and download it as a PDF in minutes.
JSON Formatter
Format, validate, and minify JSON with detailed error messages.
JavaScript Minifier
Minify JavaScript to reduce file size. See exact size reduction percentage.
CSS Minifier
Minify CSS by removing whitespace and comments to speed up your website.
Base64 Encoder / Decoder
Encode/decode text or files to/from Base64. Supports data URIs.
URL Encoder / Decoder
Encode and decode URLs safely. Handles all special characters.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes — all in your browser.
Text to Image
Create beautiful images from text. Customize gradients, fonts, and styles.
Image Compressor
Compress JPG, PNG, and WebP images while maintaining quality. Drag & drop.
Image Resizer
Resize images by pixels or percentage. Maintain aspect ratio option included.
Image Format Converter
Convert between JPG, PNG, WebP, and GIF. Download in one click.
Meta Tag Generator
Generate SEO meta tags, OpenGraph, and Twitter Card tags instantly. Copy-ready.
Robots.txt Generator
Create a robots.txt file visually — control crawler access with ease.
Sitemap Generator
Generate XML sitemaps with priority and changefreq settings. Download instantly.
NBA Fantasy Trade Calculator
Analyze NBA fantasy basketball trades by comparing player values. Add players to each side and see which team wins the trade based on fantasy value.
Dice Roller
Roll D4 to D100 dice with animations. Perfect for RPG and board games.
Random Name Generator
Generate random names by gender and nationality. Great for fiction and games.
Color Palette Generator
Generate random color palettes with harmony options. Copy HEX, RGB, HSL values.
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