🧮 OmniCalculator.Space
Your all-in-one destination for free online calculators, converters, and tools. Fast, accurate, and designed for everyone.
4000+
Calculators
21
Categories
100%
Free to Use
📚 Calculator Categories
Finance
Financial Calculators
Loans, mortgages, investments, taxes, compound interest, ROI, and more financial tools.
Math
Math Calculators
Algebra, geometry, trigonometry, statistics, fractions, percentages, and equations.
Health
Fitness & Health Calculators
BMI, BMR, TDEE, calories, macros, pregnancy, body fat, and wellness tools.
Academic
Academic Calculators
GPA, CGPA, grade calculators for students in USA, Canada, UK, India, and worldwide.
Converter
Easy Converter
Length, weight, temperature, volume, area, speed, and all unit conversions.
Dev Tools
Developer Tools
JSON formatter, code beautifier, base64, hash generators, and coding utilities.
Tax
Salary After Tax Calculator
Calculate take-home pay after taxes for any country. Accurate and up-to-date rates.
VAT
VAT Calculator by Countries
Value Added Tax calculations for all countries with current rates and exemptions.
Scientific
Scientific Calculator
Advanced scientific functions, trigonometry, logarithms, and complex calculations.
Graphing
Graphing Calculator
Plot functions, equations, and data with interactive graphing tools and guides.
Currency
Live Currency Converter
Real-time exchange rates for AED, INR, USD, EUR, GBP, and 100+ currencies.
Size
Size Calculators
Bra size, ring size, shoe size, clothing size converters for all brands.
Conversion
Conversion & Measurement
Comprehensive measurement tools and conversion calculators for all units.
Image
Image Converter Tools
Convert, resize, compress, and edit images. PNG, JPG, WebP, and more formats.
Color
Color Tools & Generators
Color picker, palette generator, HEX/RGB converter, and gradient makers.
Games
Puzzle Games
Free online puzzle games for brain training and entertainment.
📱 Social Media Tools
YouTube Tools
Thumbnail downloader, transcript extractor, analytics, and creator tools.
Facebook Tools
Post schedulers, analytics, engagement calculators, and marketing tools.
TikTok Tools
Video analytics, hashtag generators, engagement rates, and creator tools.
Instagram Tools
Engagement calculators, hashtags, analytics, and growth tools for creators.
Other
Other Calculators
More specialized calculators and tools that don't fit other categories.
⭐ Most Popular Calculators
✨ Why Choose OmniCalculator.Space?
Fast & Accurate
All calculations happen instantly in your browser with verified formulas.
100% Free
No subscriptions, no hidden fees. All calculators are completely free.
Privacy First
Your data stays in your browser. We don't store your calculations.
Mobile Friendly
Works perfectly on phones, tablets, and desktops.
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