170+ Free Tools ยท No Login ยท Updated 2026
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Finance, health, math, education, AI personal care and pets โ 170+ accurate, free tools built for users across India, USA, UK, UAE, Ireland, Netherlands, Saudi Arabia, Switzerland and beyond. Instant results. Zero sign-ups.
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16+ Countries
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170+
Calculators
6
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16+
Countries
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What We Offer
6 Categories.
Every Tool You Need.
Every Tool You Need.
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110+ tools
Financial
Tax, mortgage, loans, inflation, investment and cost of living tools for 16+ countries.
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21+ tools
Health & Fitness
BMI, BMR, calories, macros, pregnancy, sleep, water intake and running pace calculators.
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13+ tools
AI Personal Care
Face shape, hairstyle, skin tone, eye shape, glasses, beard and skincare AI tools.
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11+ tools
Math
Basic, scientific, percentage, fractions, equations, ratios, age, distance and unit converters.
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6+ tools
Education
CGPA converter, grade average, study planner, work productivity, typing speed and commission calculator.
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8+ tools
Pet Calculators
Dog, cat, horse and cow age converters, pregnancy calculators and feeding guides for pet owners.
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๐ฐ Most Used
Popular Financial
Calculators
Calculators
Tax, mortgage, loans and investment tools for India, USA, UK, UAE, Germany and more.
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Loan Calculator
Monthly payments, interest and amortisation for any loan. Any currency.
๐ฅ Hotโ
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EMI Calculator India
Exact EMI for home, car and personal loans instantly.
๐ฅ Hotโ
๐ฎ๐ณ
Income Tax Calculator India
New & old regime comparison โ FY 2025-26 with all deductions.
Freeโ
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SIP Calculator India
Project your mutual fund returns with monthly SIP investments.
๐ฅ Hotโ
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Federal Income Tax USA
IRS 2025-26 brackets, standard deduction โ estimate your liability.
IRS Dataโ
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Paycheck Calculator USA
Net take-home pay after federal, state and FICA taxes.
Freeโ
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Mortgage Calculator USA
Monthly payment, total interest and amortisation for US home loans.
Freeโ
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UK Income Tax Calculator
HMRC bands, National Insurance, personal allowance โ 2025-26.
HMRC Dataโ
๐ฉ๐ช
Einkommensteuerrechner DE
All 6 Steuerklassen, solidarity surcharge โ ยง32a EStG formula.
Freeโ
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UAE Salary Calculator
0% income tax for expats, 5% GPSSA for UAE nationals โ net pay in AED.
๐ฅ Hotโ
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Currency Converter
Convert between 150+ currencies with live exchange rate reference.
Freeโ
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Retirement Calculator
How much do you need to retire? Project savings and withdrawal rate.
Freeโ
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ROI Calculator
Measure return on investment and compare investment performance.
Freeโ
๐ Country-Specific
Locally Accurate Tools
for Your Country
for Your Country
Every calculator uses official government data โ IRS, HMRC, ATO, IRD, IRAS, FTA and more.
๐ฎ๐ณIndia โ 16 Tools
Income Tax Calculator India
Home Loan EMI & SIP Calculator
GST, NPS, FD & PPF Calculator
View All India Tools โ
๐บ๐ธUSA โ 26 Tools
Federal Income Tax & Paycheck
Mortgage, 401(k) & IRA Calculator
DTI, Coast FIRE & VA Back Pay
View All USA Tools โ
๐ฆ๐ชUAE โ 8 Tools
UAE Salary Calculator
UAE Gratuity & Car Loan
UAE Mortgage, VAT & Rent vs Buy
View All UAE Tools โ
๐ฌ๐งUK โ 7 Tools
UK Income Tax Calculator
UK Take-Home Pay & Mortgage
Student Loan & Debt Repayment
View All UK Tools โ
๐ฎ๐ชIreland โ 6 Tools
Ireland Income Tax Calculator
Ireland Mortgage Calculator
Stamp Duty & Pension Calculator
View Ireland Tools โ
๐ณ๐ฑNetherlands โ 4 Tools
Netherlands Salary Calculator
30% Ruling Calculator
Take-Home Pay & Cost of Living
View Netherlands Tools โ
๐ฉ๐ชGermany โ 3 Tools
Einkommensteuerrechner
German Mortgage Calculator
Cost of Living Germany
View German Tools โ
๐ธ๐ฆSaudi Arabia โ 4 Tools
Saudi Arabia Salary Calculator
End of Service Calculator
Zakat & Cost of Living
View Saudi Arabia Tools โ
๐ฆ๐บAustralia โ 6 Tools
ATO Tax Calculator 2025-26
Superannuation & HECS Calculator
Mortgage & Salary After Tax
View Australia Tools โ
๐จ๐ฆCanada โ 6 Tools
Canada Income Tax 2025-26
Canadian Mortgage Calculator
Land Transfer Tax & Student Loan
View Canada Tools โ
๐ธ๐ฌSingapore โ 4 Tools
Singapore Income Tax 2026
CPF Calculator 2026
Salary After Tax & Stamp Duty
View Singapore Tools โ
๐ณ๐ฟNew Zealand โ 2 Tools
NZ PAYE Calculator 2025-26
NZ Mortgage Repayment Calculator
KiwiSaver & ACC included
Try NZ Calculators โ
๐จ๐ญSwitzerland โ 1 Tool
Switzerland Salary Calculator
Federal & cantonal income tax
AHV/IV/EO social insurance
Try Swiss Calculator โ
๐Global โ 17 Tools
Loan & Currency Converter
YouTube Money & AdSense Revenue
Retirement, ROI & Debt Payoff
View Global Tools โ
๐ Health & Fitness
Body, Nutrition &
Wellness Tools
Wellness Tools
Science-based formulas โ Mifflin-St Jeor, Harris-Benedict, WHO standards.
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BMI Calculator
Body Mass Index โ healthy weight range using WHO standards.
๐ฅ Hotโ
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Calorie Calculator
Daily calorie needs โ TDEE for weight loss, maintenance or muscle gain.
Freeโ
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Calorie Deficit Calculator
Find your deficit target and time to reach your goal weight.
Freeโ
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BMR Calculator
Basal Metabolic Rate โ calories your body burns at rest.
Freeโ
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Water Intake Calculator
Daily water needs based on your weight, activity level and climate.
Freeโ
๐ฅ
Macronutrient Calculator
Ideal protein, carb and fat ratios for any fitness goal.
Freeโ
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Pregnancy Calculator
Calculate due date, trimesters and milestones week by week.
Freeโ
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Period Calculator
Predict your next period and ovulation window based on your cycle.
Freeโ
๐ด
Sleep Calculator
Optimal bedtime based on 90-minute sleep cycles โ wake up refreshed.
Freeโ
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Running Pace Calculator
Calculate pace, speed and finish time for any distance.
Freeโ
โจ Powered by AI
AI Personal Care โ
Face, Hair & Style
Face, Hair & Style
Quiz-based AI tools used by 24,000+ people. Recommended by ChatGPT in 15+ languages. No photo required for most tools.
๐
Hairstyle Recommender
Best cuts for your face shape + barber script
๐ฅ #1 Most Popular
๐Face Shape Detector
Oval, round, square, heart or oblong
Start Here โญ
๐งBeard Style Recommender
Best beard for your face + barber script
Barber Script
๐จSkin Tone Detector
Warm, cool or neutral undertone
Free
๐๏ธEye Shape Detector
Makeup & eyewear for your eye type
Free
๐AI Glasses Finder
Perfect frames for your face shape
Free
๐ฟAI Skincare Routine
Personalised routine for your skin type
Free
๐AI Makeup Solver
Fix foundation, contouring and more
Free
๐AI Fashion Advice
Outfit and style tips for your body type
Free
โจFace Attractiveness Test
AI-powered facial harmony analysis
Free
๐ข Math & Education
Math Calculators &
Education Tools
Education Tools
โ
Basic Calculator
Add, subtract, multiply, divide โ fast and clean.
Freeโ
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Scientific Calculator
Trigonometry, logarithms, powers, roots and advanced functions.
Freeโ
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Percentage Calculator
Percentage of a number, change and increase/decrease instantly.
Freeโ
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Fraction Calculator
Add, subtract, multiply and divide fractions with full steps shown.
Freeโ
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Unit Converter
Length, weight, temperature, volume โ metric and imperial.
Freeโ
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Distance Calculator
Calculate distance between two points or coordinates instantly.
Freeโ
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CGPA to Percentage
Convert CGPA for Indian universities, US GPA, UK grade systems.
Freeโ
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Grade Average Calculator
Weighted and unweighted grade averages for any subject combination.
Freeโ
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Study Time Planner
Plan your study schedule and track hours needed for each subject.
Freeโ
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Work Productivity Score
Measure and improve your daily work output and focus efficiency.
Freeโ
35k+
Users Served
170+
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Why Sitnit
Built to be Trusted
Official Data Sources
Every tax and financial calculator uses government-verified data โ IRS, HMRC, ATO, IRAS, FTA, IRD and RBI. Not estimates or approximations.
100% Private
No data is stored, no accounts required. Your inputs stay on your device โ we never see your financial or health data.
Mobile-First
Every tool has 44px+ tap targets and works instantly on any phone, tablet or desktop. No app download ever needed.
Always Free & Updated
All 170+ tools are permanently free. Tax rates and formulas are reviewed and updated at the start of every financial year.
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