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Both calculators run independently — change the inputs on either side to compare results.

Payback Period Calculator

Calculate how many years it takes to recover the initial cost of an investment from its annual cash flow — the simplest break-even measure for capital projects. Use it as a quick filter for business investments like equipment purchases, solar installations, or marketing campaigns before running deeper NPV or IRR analysis.

Initial Investment ($)

Annual Cash Flow ($)

Fill in the required fields to see your result.

Accounting

Cost of Goods Sold Calculator

Calculates Cost of Goods Sold (COGS) using beginning inventory, purchases, direct labor, overhead, and ending inventory. Essential for income statements, gross profit analysis, and tax filings.

Beginning Inventory ($)

Purchases During Period ($)

Direct Labor Costs ($)

Manufacturing Overhead ($)

Ending Inventory ($)

Fill in the required fields to see your result.

Key differences

	Payback Period Calculator	Cost of Goods Sold Calculator
Category	Accounting	Accounting
Inputs required	2	5
Result	Payback Period (years)	Cost of Goods Sold ($)
What it does	Calculate how many years it takes to recover the initial cost of an investment from its annual cash flow — the simplest break-even measure for capital projects. Use it as a quick filter for business investments like equipment purchases, solar installations, or marketing campaigns before running deeper NPV or IRR analysis.	Calculates Cost of Goods Sold (COGS) using beginning inventory, purchases, direct labor, overhead, and ending inventory. Essential for income statements, gross profit analysis, and tax filings.