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Loan EMI
Home, auto, personal presets + yearly schedule.
SIP / Savings
Invested vs gains — corpus estimate.
Percentage
Of, what-percent, and change.
BMI
Body mass index from height & weight.
Age
Years, months, days from DOB.
Word Counter
Words, characters, sentences — live.
Calorie / TDEE
BMR, TDEE, cut & bulk targets.
Currency
Convert USD, EUR, GBP, BDT & more.
Date Difference
Days between two dates.
GPA / CGPA
GPA ↔ percentage on 4.0/5.0.
Fixed Deposit
Maturity with annual compound.
GST Calculator
Add/extract GST — 5%, 12%, 18%.
Password Generator
Secure random passwords.
JSON Formatter
Beautify, minify, validate JSON.
Grade Calculator
What score do I need on the final?
Income Tax
Progressive slab estimate in $.
Salary
Monthly → daily / hourly in $.
Compound Interest
Growth with compounding frequency.
Simple Interest
SI = P × R × T / 100.
RD Calculator
Recurring deposit maturity.
CAGR Calculator
Compound annual growth rate.
Inflation Calculator
Buying power over time.
Tip / Split
Tip and per-person share.
VAT
Add or extract VAT.
Discount
Sale price after % off.
Profit Margin
Profit and margin % from cost/sell.
Markup
Selling price from cost + %.
Fuel Cost
Cost per mile/km from price and efficiency.
Bike Tax Token (BD)
BRTA-style tax by engine CC.
Land Area (BD)
Katha, bigha, decimal ↔ ft² / m².
Scientific Calculator
Trig, log, powers — with history.
Average Calculator
Mean, median, mode, range.
Ratio Calculator
Solve A:B = C:D and simplify.
Random Number
RNG with min, max, batch.
Hours Calculator
Time card with breaks.
Business Days
Working days between dates.
Leap Year Checker
Is it a leap year? Next leap year.
Height Converter
Feet + inches ↔ cm.
Inches to CM
Convert inches → centimeters.
CM to Inches
Convert centimeters → inches.
LBS to KG
Pounds to kilograms.
KG to LBS
Kilograms to pounds.
Celsius to Fahrenheit
°C → °F converter.
Fahrenheit to Celsius
°F → °C converter.
Length
km, m, mi, ft, in…
Weight
kg, g, lb, oz…
Temperature
°C ↔ °F ↔ K
Electricity
Bill from units × rate + fixed.
Split Bill
Even share of a bill.
Data Size
B / KB / MB / GB / TB
PDF to JPG
Convert PDF pages to JPG images.
JPG to PDF
Merge images into one PDF.
Compress JPEG
Shrink JPG file size.
Resize Image
Change width, height, aspect.
Image to Text (OCR)
Extract text from photos.
Base64 Encode / Decode
Text ↔ Base64 instantly.
SHA-256 Hash
Generate SHA-256 checksums.
MD5 Hash
Quick MD5 checksum.
URL Encode / Decode
Percent-encode query strings.
Hex to RGB
Hex ↔ RGB color converter.
Cron Expression
Explain & build cron schedules.
SQL Formatter
Beautify SQL queries.
BMR Calculator
Basal metabolic rate estimate.
Ovulation Calculator
Fertile window estimate.
Period Calculator
Next period date estimate.
Macro Calculator
Protein, carbs, fat targets.
Body Fat Calculator
Estimate body fat %.
Water Intake
Daily hydration target.
Heart Rate Zones
Max HR & training zones.
Ideal Weight
Healthy weight range.
BAC Calculator
Blood alcohol estimate.
Fasting Timer
Intermittent fasting windows.
Mortgage Calculator
Home loan EMI & interest.
Car Loan Calculator
Auto loan EMI estimate.
Gratuity Calculator
Employee gratuity estimate.
PPF Calculator
Public Provident Fund maturity.
Retirement Calculator
Corpus & savings goal.
Crypto Profit
Buy vs sell P&L.
Stock Average
Average buy price calculator.
Sales Tax Calculator
Add or extract sales tax.
Loan Tenure
Months left on a loan.
Net Worth Calculator
Assets minus liabilities.
EPF Calculator
Employee Provident Fund balance.
Fraction to Decimal
Convert a/b to decimal.
Decimal to Fraction
0.75 → 3/4 style.
Binary to Decimal
Base-2 ↔ base-10.
Matrix Calculator
Add, multiply, determinant.
Algebra Solver
Simple equation helper.
Standard Deviation
Sample & population σ.
Statistics Calculator
Mean, variance, summary.
Modulo Calculator
a mod b remainder.
Probability Calculator
Simple event odds.
Integral Calculator
Basic antiderivative aid.
Derivative Calculator
Differentiate common forms.
Online Timer
Countdown with alert.
Stopwatch
Lap times & elapsed.
Time Zone Converter
City A ↔ City B time.
World Clock
Live times in major cities.
Dice Roller
Virtual dice — any sides.
Character Counter
Chars, words, limits.
MM to Inches
Millimeters → inches.
Feet to Meters
ft → m length converter.
Cups to Grams
Cooking volume ↔ weight.
MG to ML
Dose volume by density.