Business Utilities — Free Online Utilities

GST invoice generator, UPI payment links, commercial receipt generators.

GST Calculator

Calculate exclusive & inclusive GST with standard 5%, 12%, 18%, 28% slabs and CGST/SGST/IGST breakdown.

Create professional, compliant GST/Tax invoices with auto-calculated tax, HSN/SAC codes & printable PDF.

Extract exact taxable base amount, CGST, SGST, and IGST values from a gross total amount.

Search curated Harmonized System of Nomenclature (HSN) codes for goods and products with indicative GST rate slabs.

Search curated Services Accounting Code (SAC) directory for IT, consulting, legal, healthcare, and freelancing.

Calculate monthly loan EMI, total interest, overall repayment, and amortization breakdown.

Calculate true total borrowing cost including processing fees, documentation charges, and net disbursement.

Calculate Return on Investment (ROI) and annualized gain percentage for business ventures or marketing.

Calculate Compound Annual Growth Rate over multi-year business and investment horizons.

Calculate sales volume and minimum revenue required to cover fixed overheads and reach zero loss.

Calculate gross profit margin percentage and profit from cost price and selling price.

Determine target selling price and profit amount based on wholesale cost and required markup percentage.

Calculate single and successive discounts (e.g., 20% + additional 10% off) and total customer savings.

Calculate Customer Lifetime Value (LTV), CAC, LTV:CAC ratio, and CAC payback period.

Calculate monthly net cash flow, burn rate, and runway months from cash reserves.

Calculate monthly in-hand take home pay from annual CTC under New and Old Tax Regimes with PF & standard deduction.

Calculate Tax Deducted at Source for contractor (194C), professional (194J), rent (194I), and commission (194H).

Calculate percentage of value, percentage change, increase, decrease, and ratio between numbers.

Generate direct UPI payment links and printable checkout slips.