Featured. Rating: 4.8 out of 5 stars.
Universal Percentage Calculator
.Calculate percentage change, percentage of a number, percentage increase/decrease, and discount values.
Free Online · No Account.
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Category Showcase
Calculators
Free online calculators for BMI, calories, loans & EMI, compound interest, percentages, GPA, and scientific math.
Available Tools (17)
All tools in Calculators are 100% free and web-based
Rating: 4.8 out of 5 stars.
Online Scientific Calculator
.Perform trigonometric (sin, cos, tan), logarithmic (log, ln), exponential, and algebraic calculations.
Free Online · No Account.
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Rating: 4.8 out of 5 stars.
Fraction Calculator & Simplifier
.Add, subtract, multiply, and divide fractions with automatic simplification and mixed number conversion.
Free Online · No Account.
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Featured. Rating: 4.9 out of 5 stars.
BMI Calculator Online Free (By Age & Gender)
.Calculate your Body Mass Index (BMI), healthy weight range, and WHO category classifications online for free by age, gender, and height.
Free Online · No Account.
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Featured. Rating: 4.9 out of 5 stars.
Exact Age Calculator
.Calculate your exact age down to years, months, weeks, days, hours, and minutes based on birthdate.
Free Online · No Account.
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Trending. Rating: 4.8 out of 5 stars.
Daily Calorie & TDEE Calculator
.Calculate your Total Daily Energy Expenditure (TDEE) and recommended calorie intake based on activity level.
Free Online · No Account.
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Trending. Featured. Rating: 4.9 out of 5 stars.
EMI & Loan Mortgage Calculator
.Calculate Equated Monthly Installments (EMI), total interest payable, and total loan payment breakdown.
Free Online · No Account.
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Trending. Rating: 4.9 out of 5 stars.
Compound Interest Calculator
.Calculate compound interest growth over time with principal, rate, compounding frequency, and time inputs.
Free Online · No Account.
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Rating: 4.8 out of 5 stars.
GST & Tax Calculator
.Calculate GST, VAT, or sales tax amounts to add or remove from prices with multiple rate support.
Free Online · No Account.
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Rating: 4.8 out of 5 stars.
GPA Calculator
.Calculate your GPA (Grade Point Average) with weighted course credits for US, UK, or custom grading systems.
Free Online · No Account.
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Rating: 4.8 out of 5 stars.
Aspect Ratio Calculator
.Calculate missing dimensions (width or height) while preserving aspect ratios like 16:9, 4:3, 1:1, or custom proportions.
Free Online · No Account.
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Trending. Featured. Rating: 4.9 out of 5 stars.
Loan Payoff & Amortization Calculator
.Calculate monthly loan payments, total interest costs, and extra payment payoff acceleration schedules.
Free Online · No Account.
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Trending. Featured. Rating: 4.9 out of 5 stars.
Tip & Bill Splitter Calculator
.Calculate tip amounts, total bill totals, and split checks evenly among groups with custom tip percentages.
Free Online · No Account.
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Trending. Featured. Rating: 4.8 out of 5 stars.
Loan EMI Calculator Online Free (Payment & Schedule)
.Calculate monthly loan payments, total interest payable, and full amortization schedules for personal, car, and home loans online for free.
Free Online · No Account.
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Trending. Rating: 4.9 out of 5 stars.
GPA Calculator (High School & College)
.Calculate high school and college grade point averages (GPA) on a 4.0 weighted or unweighted scale.
Free Online · No Account.
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Rating: 4.8 out of 5 stars.
Sales Tax & VAT Calculator
.Calculate sales tax, Goods & Services Tax (GST), and Value Added Tax (VAT) additions or subtractions.
Free Online · No Account.
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Trending. Rating: 4.9 out of 5 stars.
Shopping Discount & Sale Calculator
.Calculate final sale prices, total money saved, and double stacked discount percentages.
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Free Calculators — No Account Required
All 17 tools in the Calculators collection on Toolifia are 100% free with no account registration, no email signup, and no credit card required. Every tool runs directly in your browser using client-side processing for instant results.
Why Use Toolifia's Calculators?
- 100% free — no hidden paywalls or subscription tiers
- No account or signup required to use any tool
- Runs entirely in-browser — no data uploaded to servers
- REST API access for every tool for developers
- Mobile-friendly responsive design