1Dollars
ACTIVEMoney, savings & smart spending — simplified
Launched July 18, 2026
About 1Dollars
Every calculator you need in one place — finance, gold, health, education, engineering and unit converters. Simple, accurate and always free. The platform offers a wide range of calculators covering income tax, GST, salary, loan EMI, investments, insurance, property, business finance, everyday expenses and metal values, all accessible online for free.
Pricing
Pricing information isn't available yet.
Capabilities
Income Tax Calculator
Calculate Indian income tax under old and new regimes, including rebates and deductions.
Loan EMI Calculators
Compute monthly installments for home, personal, car, education, and other loans with options for pre‑payment and comparison.
Investment & Returns Tools
Estimate returns for SIPs, fixed deposits, mutual funds, PPF, NPS, and other investment vehicles using CAGR, XIRR, NPV and IRR methods.
Insurance Premium Calculators
Determine premiums for term, health, life, motor, and ULIP policies.
Property & Home Tools
Assess property valuation, stamp duty, rent‑vs‑buy analysis, mortgage details and property tax.
Business & Freelancer Tools
Calculate business loan EMIs, profit‑and‑loss, breakeven points, working capital needs and freelancer taxes.
Everyday Finance Tools
Plan emergency funds, inflation impact, salary take‑home, electricity and fuel costs.
Metal & Gold Calculators
Provide gold price per gram, karat conversion, melt value, loan eligibility and jewellery pricing.
Use Cases
Annual Income Tax Planning
Use tax calculators to determine liability and optimal tax regime for the fiscal year.
For: Individual taxpayers in India
Home Loan Affordability Assessment
Calculate EMI, eligibility and total cost to decide on a mortgage.
For: Prospective home buyers
Investment Portfolio Forecasting
Project future returns of SIPs, FDs, and mutual funds to meet financial goals.
For: Investors and savers
Insurance Premium Comparison
Estimate premiums for different insurance types to choose the best coverage.
For: Consumers seeking insurance
Property Purchase Decision
Compare rent vs buy, calculate stamp duty and mortgage payments for real‑estate decisions.
For: Home buyers and renters
Business Financial Planning
Run profit‑and‑loss, breakeven and working capital calculators to manage a small business.
For: Entrepreneurs and freelancers
Everyday Expense budgeting
Track monthly costs like electricity, fuel and salary take‑home to manage household budgets.
For: Households and individuals
Gold Investment Evaluation
Determine gold value, loan eligibility and jewellery pricing for investment or sale.
For: Gold investors and jewellery owners