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🧮 IntlCalc - Free Online Calculators

Your comprehensive destination for professional online calculators and converters. Over 200+ free tools for math, finance, health, engineering and more.

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Math Calculators

50+ Calculators
Comprehensive mathematical tools covering basic arithmetic, advanced functions, algebra, statistics, and more.
Free No Registration
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Finance Calculators

15+ Calculators
Financial planning tools for loans, investments, taxes, and business calculations.
Professional Accurate
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Electric Calculators

30+ Calculators
Electrical engineering tools for power, voltage, current, and energy calculations.
Engineering Precise
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Body & Health

8+ Calculators
Health and fitness calculators for body measurements, BMI, and wellness tracking.
Health Wellness
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Time Calculators

35+ Calculators
Time-related tools for age calculation, date differences, timezone conversion, and time planning.
Global Planning
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Grade Calculators

10+ Calculators
Academic tools for GPA calculation, grade conversion, and educational assessments.
Academic Student Tools
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Light Calculators

20+ Calculators
Illumination and lighting calculators for lumens, lux, candela, and light measurements.
Lighting Photography
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Wire & Cable

11+ Calculators
Wire gauge, cable sizing, and electrical installation calculators for professionals.
Professional Installation
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Unit Converters

200+ Converters
Comprehensive unit conversion tools for length, weight, temperature, energy, and more.
Comprehensive Instant
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200+ Free Online Calculators & Converters

All tools are completely free to use with no registration required. Professional-grade calculators for education, business, and personal use.

🌍 Available in 10 Languages | 🚀 Fast & Accurate | 📱 Mobile Friendly