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Free Online Calculators & Utility Tools
CalcTools delivers accurate, SEO-optimized calculators for finance, business, and productivity. Server-rendered pages ensure blazing-fast performance and better rankings.
High-intent keywords covered
Popular Calculators
Optimized for 1.5M+ monthly searches across finance & productivity categories
Calculate percentages, percentage increase/decrease, and more.
Calculate GST inclusive and exclusive amounts with popular tax slabs.
Plan SIP & lumpsum investments with projected returns.
Calculate EMI, total interest, and compare loan tenures.
Find exact age in years, months, days, and weeks.
Compound & simple interest projections for FD, RD, and more.
Calculate days between dates, add/subtract days, and working days.
Compute profit margins, loss %, and break-even point.
Why CalcTools
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Reach thousands of finance professionals every month on CalcTools.