Free tools that run in your browser.
Type a number or paste some text, get the answer, keep it. That is the whole flow.
- Nothing you paste leaves this tab
- No sign-up, no limits
- Keeps working offline
Finance calculators
Loans, savings, and pay. See the real cost and the way out.
Loans
- EMI CalculatorMonthly EMI, total interest, and a year-by-year schedule. See how a small extra payment ends the loan years early.
- Mortgage CalculatorMonthly payment with taxes and insurance, total interest, and the payoff schedule. Compare 15 vs 30 years side by side.
- Home Loan EMI CalculatorHome loan EMI from the property price and down payment, with prepayment savings and an amortization table.
- Pre-EMI CalculatorPre-EMI interest on an under-construction flat, stage by stage, and how it compares with paying full EMI from the first disbursement.
- Car Loan CalculatorMonthly car payment from the price, down payment, rate, and term. Total interest and payoff schedule included.
- Personal Loan CalculatorMonthly payment and total interest on a personal loan, and how fast extra payments clear it.
- Loan CalculatorAny amortizing loan: monthly payment, total interest, amortization schedule, and extra payment savings.
- Credit Card Payoff CalculatorWhen you'll be debt-free and what it costs, versus paying only the minimum. Find the payment for a target date.
Gold & interest
- Gold Price Calculator with Making Charges and GSTFinal bill for gold jewellery from the day's rate: per gram or pavan, 22K or 18K, making charges, GST, hallmark and old gold exchange, with a tola converter.
- Interest Calculator by DateSimple or compound interest between two dates, with rates in % a year or ₹ per ₹100 a month, counted in exact days or months and days.
Savings & investing
- Compound Interest CalculatorGrowth of a deposit plus regular contributions, with any compounding frequency and an inflation-adjusted result.
- SIP CalculatorFuture value of a monthly SIP with optional yearly step-up. See invested amount vs returns year by year.
- Lump Sum & FD CalculatorMaturity value of a one-time investment or fixed deposit, compounded monthly, quarterly, or yearly.
Pay & tax
- Income Tax Calculator India (FY 2025-26)Old vs new regime side by side with slabs, 87A rebate, cess, and surcharge. See which saves more and the break-even deductions.
- Offer Letter Decoder: CTC to In-HandHow much of your CTC reaches your bank each month, and how much is variable pay, PF, gratuity or perks. Compare two offers, old vs new tax regime.
- Salary Calculator: Hourly to YearlyConvert hourly, daily, weekly, or monthly pay to a yearly salary and back, with your own hours and weeks.
- GST CalculatorAdd GST to a price or remove it from a total. CGST, SGST, and IGST split for every slab.
- VAT CalculatorAdd VAT to a net price or work it backwards from a gross one, at any rate.
PDF tools
Merge, split, reorder, rotate, convert, and shrink PDFs without uploading them.
Pages
- Merge PDFCombine PDFs into one. Drag pages to reorder, rotate or drop any, then download.
- Split PDFExtract chosen pages, split every page into its own file, or cut into equal parts.
- Delete PDF PagesRemove pages from a PDF by clicking them. Blank scans, duplicates, gone.
- Reorder PDF PagesDrag pages into a new order, combine files, rotate or remove pages on the way.
- Rotate PDFTurn single pages or the whole document 90°, 180°, or 270° and save it that way.
Convert & shrink
- Images to PDFJPG, PNG, HEIC, or WebP photos into one PDF, one image per page, on A4, Letter, or their own size.
- PDF to JPGEvery page as a JPG at 72, 150, or 300 dpi. Download one page, some, or all.
- PDF to PNGEvery page as a sharp, lossless PNG at 72, 150, or 300 dpi.
- Compress PDFShrink scanned and photo-heavy PDFs by 60–90% for email and upload limits. Three strengths, size shown before you download.
- Increase PDF Size to 100 KB, 200 KB or MoreMake a small PDF meet a form's minimum size, like 100 KB or 200 KB, without changing a single page. Runs on your device.
Image tools
Compress, convert, and resize photos on your device. No upload, no limits.
Edit
- Compress ImageShrink JPG, PNG, WebP, or HEIC photos by quality or to a target size like 200 KB. Batch, with a before/after view.
- Exam Photo Checker: Will My Photo Be Rejected?Checks your photo against the exam's rules (face size, background, blur, lighting, tilt, pixels and KB), tells you what to fix, then fixes it on your phone.
- Exam Form Photo & Signature ResizerPhoto, signature, thumb impression and declaration at the exact pixels and KB for IBPS, SBI, SSC, UPSC, NEET, PAN, Kerala PSC and more. Pads small files.
- Passport Photo MakerCrop a photo to passport, visa, PAN, or exam-form size with a face guide. 300 DPI, under a KB limit, 4×6 print sheet.
- Signature to Transparent PNGPhoto of your signature → clean transparent PNG or small JPG for forms. Paper removed, ink kept.
- Resize ImageResize by pixels or percent with locked proportions, or pick a preset like 1920 wide or a 1080×1080 square.
Convert
Compress to a size
JSON tools
Format, inspect, and convert JSON without uploading it.
Explore & compare
- JSON Viewer & Path FinderExplore JSON as a tree or a graph. Click any value to copy its path in JS, jq, JSONPath, or Python.
- JSON FormatterFormat, minify, and validate JSON. Shows the exact line of any error.
- JSON Diff & CompareCompare two JSON documents and see every added, removed, and changed value in one view.
Convert
Generate types
Everyday calculators
Percentages, dates, land area, and amounts in words, answered as you type.
- Bunk Calculator: Can I Skip Class Today?How many classes you can still bunk (or must attend to recover), semester planner, and KTU attendance marks.
- Exam Age Limit Calculator: Am I Eligible?Your age on the exam's cut-off date and whether you are within the limit, with OBC, SC/ST, PwBD and ex-servicemen relaxation. SSC, UPSC, banks, NDA, Kerala PSC.
- KTU CGPA to Percentage Calculator (and SGPA)Convert KTU CGPA or SGPA to percentage with the university's own formula, and work out SGPA and CGPA from your grades and credits.
- Land Area Converter: Cent, Bigha, Acre, Gunta to Sq FtLand converter for India: cent to sq ft, bigha to acre, gunta, are, hectare, katha, marla and kanal, with bigha and katha in your state's own size.
- Amount in Words in Indian Rupees (Number to Words)Type any amount, like 150000 or 1.5 lakh, and get the cheque wording ("Rupees One Lakh Fifty Thousand Only"), in Hindi, and in million-billion.
- Lakh to Crore, Million & Billion ConverterLakh to crore, crore to million, million to lakh, crore to billion: any number in lakh, crore, million, billion and lakh crore, with both comma styles.
- Tola to Gram & Pavan to Gram Converter1 tola is 11.664 g and 1 pavan is 8 g. Convert tola, pavan, troy ounce, masha and ratti to grams, and see the gold price per tola or pavan.
- Percentage CalculatorWhat is X% of Y, X is what % of Y, percent change, discounts, and the value before a % increase.
- Age CalculatorExact age in years, months, and days on any date, days until your next birthday, and day milestones.
- Days Between DatesDays, weeks, months, and working days between two dates, with inclusive counting for leave and notice periods.
- Date Calculator: Days From Today or Any DateWhat date is 30, 60, or 90 days from today, or from any other date? Add or subtract days, weeks, months, years, or working days and see the weekday.
Developer tools
Decode, test, and convert the things you meet every day.
Device tests
Check your mic, camera, speakers, keyboard, mouse, controller, and screen.
- Microphone TestSee your mic level and waveform live, pick the right input, and record 5 seconds to hear yourself.
- Webcam & Camera TestTest your camera online: see if it works, its real resolution, frame rate and lighting. Flip the mirror, save a snapshot.
- Speaker & Headphone TestPlay a tone in the left, right, or both channels and a 40 Hz to 16 kHz sweep to find a dead side or crackle.
- Keyboard TesterPress every key and see it light up. Finds dead and stuck keys and shows key codes.
- Dead Pixel TestFull-screen white, black, red, green, blue, and grey to spot dead or stuck pixels and backlight bleed.
- Mouse Test: Clicks, Double Click & Polling RateCheck every mouse button and the scroll wheel, catch accidental double clicks from a worn switch, and measure the polling rate in Hz.
- Refresh Rate Test: Check Your Screen HzSee your monitor or phone's real refresh rate (60, 120, 144 Hz or more) and dropped frames, with a moving block to judge smoothness.
- Controller Tester: Buttons & Stick DriftTest an Xbox, PlayStation or any gamepad in the browser: every button, analogue triggers, stick drift and rumble.
- Touch Screen Test: Dead Spots & Multi-TouchSwipe over a grid to find dead zones on a phone, tablet or laptop touch screen, and count how many fingers it detects at once.
Typing
Type Hindi in English letters, practise Hindi typing for exams, and get faster at typing real code.
- Hindi Typing Online: English to Hindi TypingType Hindi the way you write it on WhatsApp ("aap kaise ho") and get Devanagari (आप कैसे हो) as you type. Pick another spelling and it is remembered.
- Hindi Typing Test Online (Inscript & Remington GAIL)Practise for SSC, court and state typing tests in Mangal Hindi: timed passages, Inscript or Remington GAIL, gross and net speed, every wrong word marked.
- Code Typing TestType real JavaScript and Python snippets and see your WPM and accuracy.