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SIP, EMI, PPF, FD, EPF, NPS, and other money calculators.

Zakat Calculator: Calculate Zakat on gold, silver and wealth in your browserOctober 1, 2026 · 3 min read · Use the free Zakat Calculator to calculate Zakat on gold, silver and wealth in your browser.Tip Calculator: Calculate tip amount and split the total bill among multiple peopleOctober 1, 2026 · 3 min read · Use the free Tip Calculator to calculate tip amount and split the total bill among multiple people.Sales Tax Calculator: Add sales tax to a price or extract tax from a gross amountOctober 1, 2026 · 3 min read · Use the free Sales Tax Calculator to add sales tax to a price or extract tax from a gross amount.Salary Tax Calculator: Estimate income tax and net salary from gross payOctober 1, 2026 · 3 min read · Use the free Salary Tax Calculator to estimate income tax and net salary from gross pay.Salary Calculator: Convert pay between hourly, weekly, monthly, and annual ratesOctober 1, 2026 · 3 min read · Use the free Salary Calculator to convert pay between hourly, weekly, monthly, and annual rates.Paycheck Calculator: Estimate take-home pay after taxes and common deductionsOctober 1, 2026 · 3 min read · Use the free Paycheck Calculator to estimate take-home pay after taxes and common deductions.Loan Calculator: Estimate monthly payments, total interest, and payoff for any loanOctober 1, 2026 · 3 min read · Use the free Loan Calculator to estimate monthly payments, total interest, and payoff for any loan.Inflation Calculator: See what today’s money will be worth later — or was worth in the past — using a custom inflation rateOctober 1, 2026 · 4 min read · Use the free Inflation Calculator to see what today’s money will be worth later — or was worth in the past — using a custom inflation rate.Discount Calculator: Find sale price and amount saved from an original price and discount percentOctober 1, 2026 · 3 min read · Use the free Discount Calculator to find sale price and amount saved from an original price and discount percent.Debt Payoff Calculator: Compare snowball vs avalanche debt payoff plans with months, interest, and a payment scheduleOctober 1, 2026 · 3 min read · Use the free Debt Payoff Calculator to compare snowball vs avalanche debt payoff plans with months, interest, and a payment schedule.Compound Interest Calculator: Project investment growth with compounding over time and contributionsOctober 1, 2026 · 3 min read · Use the free Compound Interest Calculator to project investment growth with compounding over time and contributions.Square Footage Calculator for Rooms, Circles, and Odd LotsSeptember 30, 2026 · 1 min read · Rectangle math is not enough for a round patio or a trapezoid lot. Get square feet and square meters from the shape you actually have.Paint Calculator — How Many Gallons a Room Actually NeedsSeptember 30, 2026 · 2 min read · Wall height, doors, windows, and a second coat change the gallon count. Estimate paintable square feet before you buy too much or run out mid-wall.Mortgage Calculator — PITI, PMI, and 15-Year vs 30-Year CostSeptember 30, 2026 · 2 min read · A listing-price payment is not the housing payment. Estimate principal, interest, taxes, insurance, HOA, and PMI, then compare a 15-year loan with a 30-year loan.Home Affordability Calculator — Max Price from Income and DebtsSeptember 30, 2026 · 1 min read · Start from what you can pay each month, not from the most expensive listing in the search. Income, debts, down payment, and rate set a price range.Gravel Calculator — Cubic Yards and Tons for a Driveway or PathSeptember 30, 2026 · 1 min read · Area and depth become cubic yards, then tons. Use a realistic tons-per-yard figure for gravel, sand, or mulch so the delivery matches the hole you dug.Fuel Cost Calculator — Trip Gallons, MPG, and Cost per PersonSeptember 30, 2026 · 1 min read · Distance and miles per gallon decide the gallons. Price per gallon and the number of passengers decide what the drive actually costs.Debt-to-Income Ratio Calculator — Front-End and Back-End DTISeptember 30, 2026 · 1 min read · Lenders look at housing alone and at housing plus every other monthly debt. Both ratios use gross income, not take-home pay.Credit Card Payoff Calculator — Months, Interest, and Extra PaymentsSeptember 30, 2026 · 1 min read · A minimum payment can keep a balance alive for years. See the month count and the interest, then test a fixed extra amount.Concrete Calculator — Cubic Yards, Bags, and Waste for a SlabSeptember 30, 2026 · 2 min read · Turn a slab or round pier into cubic yards, cubic meters, and 60 or 80 pound bags, with a waste allowance so the pour does not run short.APR Calculator — Why APR Is Higher Than the Interest RateSeptember 30, 2026 · 1 min read · The note rate prices the monthly payment. APR folds in upfront fees so two loans with the same rate are not the same deal.XIRR Calculator Guide — Annualized Return for Irregular Cash FlowsSeptember 7, 2026 · 3 min read · Learn how an XIRR calculator turns dated investments, top-ups, and redemptions into one annualized return — then run the numbers free in your browser.ROI Calculator Guide — Measure Return on Investment ClearlySeptember 7, 2026 · 4 min read · Learn how an ROI calculator turns cost and gain (or final value) into ROI %, return multiple, and annualized return — then run the numbers free in your browser.SSY Calculator Guide — Estimate Sukanya Samriddhi Yojana MaturitySeptember 6, 2026 · 4 min read · Learn how an SSY calculator projects Sukanya Samriddhi Yojana maturity from yearly deposits, interest rate, deposit years, and the longer account tenure — then run the numbers free in your browser.SCSS Calculator Guide — Estimate Senior Citizen Savings Scheme InterestSeptember 6, 2026 · 3 min read · Learn how an SCSS calculator projects Senior Citizen Savings Scheme quarterly interest, total interest over tenure, and principal returned at maturity — then run the numbers free in your browser.NSC Calculator Guide — Estimate National Savings Certificate MaturitySeptember 6, 2026 · 4 min read · Learn how an NSC calculator projects National Savings Certificate maturity, interest earned, and year-by-year compounding — then run the numbers free in your browser.NPS Calculator Explained — Estimate Your National Pension CorpusSeptember 6, 2026 · 4 min read · Learn how an NPS calculator estimates National Pension System corpus at retirement from monthly contributions, expected return, and tenure — then run the numbers free in your browser.HRA Calculator Explained — Estimate Your House Rent Allowance ExemptionSeptember 6, 2026 · 3 min read · Learn how an HRA calculator estimates Section 10(13A) House Rent Allowance exemption from basic, DA, HRA received, rent paid, and the metro vs non-metro rule — then run the numbers free in your browser.Gratuity Calculator Explained — Estimate Your Exit PayoutSeptember 6, 2026 · 4 min read · Learn how a gratuity calculator estimates payout from last drawn salary and years of service using the Payment of Gratuity Act (÷26) or private (÷30) formula — then run the numbers free in your browser.SWP Calculator Guide — Plan Monthly Mutual Fund WithdrawalsSeptember 5, 2026 · 3 min read · Learn how a Systematic Withdrawal Plan (SWP) works, what corpus, withdrawal amount, and expected return really change, and how to estimate remaining balance with a free browser calculator.SIP Calculator Guide — Estimate Mutual Fund Returns Before You InvestSeptember 5, 2026 · 4 min read · Learn how a SIP calculator works, what expected return and tenure really mean, and how annual step-up SIPs can grow your corpus faster — with a free browser tool.RD Calculator Guide — Estimate Recurring Deposit Maturity Before You SaveSeptember 5, 2026 · 3 min read · Learn how a recurring deposit (RD) calculator works, the quarterly compounding formula banks often use, and how to estimate maturity, interest, and total deposits online.PPF Calculator Guide — Estimate Public Provident Fund MaturitySeptember 5, 2026 · 4 min read · Learn how a PPF calculator works, what yearly contribution and tenure mean for maturity, and how to project invested amount and interest with a free browser tool.Lumpsum Calculator Guide — Estimate One-Time Mutual Fund GrowthSeptember 5, 2026 · 3 min read · Learn how a mutual fund lumpsum calculator works, the compound-growth formula behind maturity estimates, and how to project returns from a one-time investment online.FD Calculator Explained — How to Calculate Fixed Deposit MaturitySeptember 5, 2026 · 4 min read · Learn the fixed deposit formula, why compounding frequency changes your payout, and how to estimate FD maturity and interest with a free online calculator.EPF Calculator Explained — Estimate Your Provident Fund MaturitySeptember 5, 2026 · 4 min read · Learn how an EPF calculator estimates Employee Provident Fund maturity from salary, contribution rates, interest, and years of service — then run the numbers free in your browser.CAGR Explained — How to Calculate Compound Annual Growth RateSeptember 5, 2026 · 3 min read · Understand the CAGR formula, when to use it for funds and businesses, and how to calculate compound annual growth rate instantly with a free online tool.EMI Explained — Calculate Loan Payments Before You BorrowJuly 8, 2026 · 1 min read · Understand how EMI works, what interest really costs over the loan term, and how to compare tenures with a free EMI calculator in your browser.

How to use 542+ tools on this site

Each tool is a separate page. The title is the task, the sentence under the title is the scope, and the form is the product. Type the text, choose the file, or enter the numbers you already have. The result stays on that page. You can change one field and compare a second case without starting over.

480 tools run in the browser. The file or the figures stay on your device, which is why those pages are marked private. They work without an account. AI writers and handwriting OCR send the input to a server so a model can run, and the page says so. The free plan includes a small daily limit for those server tools. Pro removes the limit. Do not paste passwords or account numbers into a server tool.

Search from the header when you know the tool name. Open a category when you only know the kind of job. Calculator pages are estimates: a payment, a yard of concrete, or a calorie figure is only as good as the rate, the unit, and the date you typed. PDF and image pages follow the file you upload. If the page never mentions a rule that applies to your bank, school, clinic, or city, treat the output as a draft and check the source that actually governs the decision.

Read the notes under the form before you rely on a number. They repeat the scope, the steps, and the questions people ask. Related tools sit at the bottom when the next step is a different calculation or a different file. The categories below are the whole library.

AI-Powered Tools. AI assistants for developers and job seekers — explain code, generate SQL, write cover letters and interview answers, check résumés for ATS, debug errors, commits, PRs, docs and tests. AI assistants for developers & job seekers. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Handwriting OCR. AI-powered handwriting tools — OCR in 30+ languages, form & table extractors, math to LaTeX, Markdown conversion, and note summarizers. Upload a photo and get editable digital text. OCR, forms, tables, math & notes. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Freelancer Tools. Free client-side tools for freelancers — contracts, proposals, NDAs, rate calculators, quotes, and change orders. No signup, no subscription. Contracts, rates & client docs — free. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

DevOps Tools. Client-side generators and validators for infrastructure, CI/CD and networking — configs, manifests and scripts you can copy straight into your project. Configs, manifests & scripts. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Health & Fitness. Free health and fitness calculators — hydration, macros, heart-rate zones, training and more. Instant, private and running entirely in your browser. Fitness, nutrition & wellbeing. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Text Tools. Browser-based utilities for counting, converting, cleaning, and transforming text. Write, clean & transform text. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Developer Tools. Client-side coding utilities for formatting, converting, encoding and inspecting data. Format, convert & debug code. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Security & Password Tools. Privacy-first, in-browser tools for passwords, hashing, encryption and key generation. Passwords, hashing & crypto. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

PDF Tools. Browser-based tools to merge, split, convert, compress, and edit PDF files. Merge, split & convert PDFs. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Image Tools. Browser-based tools to convert, resize, compress, crop, and edit images. Resize, compress & convert images. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Color Tools. Browser-based color pickers, converters, palette and gradient generators. Pick, convert & build palettes. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Calculators. Financial, health, math, date and everyday calculators that run entirely in the browser. Finance, health & math. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Unit Converters. Instant client-side converters for length, weight, volume, temperature, and other measurement units. Convert any unit instantly. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

SEO & Web Tools. Comprehensive SEO suite — keyword research, technical audits, content optimization, rank tracking, backlinks, internal linking, schema, and AI SEO workflows. Research, audits, schema & AI SEO. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Social Media Tools. Client-side helpers for crafting, styling, and mocking up social media content and posts. Captions, fonts & mockups. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Content Creator Tools. Free browser tools for YouTubers, podcasters & social creators — video editing, script extraction, voiceovers, captions & more. No signup for browser tools; AI script studio uses daily free runs. Video editor, script studio & voiceovers. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Converters & Generators. Client-side data converters and utility generators for developers, students, and everyday users. Data converters & generators. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Home & Trade Calculators. Free home, workshop, electrical, and property calculators — BTU, AC tonnage, lumber, deck, voltage drop, refinance, rental cash flow, and more. Runs in your browser. Home, workshop, electrical & property. Open that category and read the line under each tool name before you click. The line is the job the tool actually does.

Pick the tool whose description matches the input you have. If the description does not mention that input, it is the wrong page. Run the form, read the result next to the labels, and only then copy it into a document, a message, or a spreadsheet.

How to read a result

A calculator answers the question printed on the page. A mortgage page returns principal, interest, tax, and insurance when you enter those amounts. It does not know your lender’s fees, your credit score, or a rate that changes next month. Change the rate, the term, or the down payment and read the new payment next to the old one before you decide. The same habit works for a loan, a retirement contribution, a paint job, or a calorie target: one input at a time, then the line that moved.

Units are part of the answer. A length converter shows both sides of the pair you picked. A concrete page asks for feet or metres because a yard of concrete is a volume, not a length. If the label says per month, do not type a yearly figure in that box. Dates matter on age, pregnancy, countdown, and interest pages: the day you enter is the day the formula uses. Round only after you have the full figure, and keep the same rounding when you compare two cases.

File tools follow the file. A PDF merge keeps page order as you arranged the files. Split and extract keep the pages you selected. Compress makes the file smaller and can soften images inside it. Rotate, crop, watermark, and page numbers change the pages you see, not the words in a scanned image unless the page says it runs OCR. An image resizer changes pixels. A format converter changes the container. Download the result and open it before you send it. If the preview looks wrong, the source file is still on your device and you can run the tool again.

Text tools work on the text in the box. A counter reports words, characters, and sentences for that box only. Case, find-and-replace, and duplicate-line tools rewrite that box. They do not open a document on your computer until you paste. JSON, CSV, and code formatters expect valid input; an error line means the text is not in the shape the tool described. Fix the text or pick the converter that matches the format you actually have.

Search opens a list of every tool name and its one-line description. Type the job, not a slogan: mortgage, merge pdf, word counter, bmi. The match is the name and the description, so a short specific phrase finds the page faster than a long sentence. Category menus are the same library grouped by the kind of work. A tool that is not built yet is marked soon and does not pretend to calculate.

The guide under each tool is the place to check limits. It names the inputs, what the formula leaves out, and the questions people ask before they use the number. Related links are the next tool when the job continues, such as a payment after a loan amount, or a JPG after a PDF page. The blog explains one job in a longer article and links to the tool that does the work. Use the article when you want the reasoning, and the tool when you already have the figures.

Browser tools need a current browser and JavaScript. A very large PDF or image can be slow because it is processed on your machine. Server tools need a connection and count toward the free daily limit. Create an account only if you want that limit lifted. The result on a private page is not stored by the site. Copy what you need, then close the tab if the file was sensitive.