Break-even calculator
Calculate contribution margin and units needed to cover fixed costs.
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COLLECTION / OVERLAPS THE REGISTRY
Local formula tools, document generators, and unit-economics calculators; not accounting or employment advice.
Collections are subject lenses, not registry partitions — a workbench can appear in a collection and in its family at the same time, so collection counts are not added to the registry total. This lens gathers 2 families: Calculators, Generators.
Calculate contribution margin and units needed to cover fixed costs.
Calculate acquisition cost from sales and marketing spend and new customers.
Estimate a simple customer lifetime value to CAC ratio from stated assumptions.
Calculate net profit and net margin from revenue and total expenses.
Calculate operating income and operating margin from revenue, cost, and operating expenses.
Calculate commission and total pay from a sales amount, rate, and optional base.
Convert a stated annual salary into monthly, weekly, daily, and hourly equivalents.
Calculate an hourly equivalent from annual income and stated working hours.
Estimate a target freelance hourly rate from income, costs, billable hours, and buffers.
Calculate base pay, overtime pay, and total pay from stated hours and multiplier.
Build a printable HTML invoice from line items and party details.
Build a printable HTML quote with a validity date.
Build a printable HTML receipt with payment method.
Build a printable HTML purchase order with buyer and supplier blocks.
Build a printable HTML business letter from sender, recipient, and body.
Build a printable HTML meeting agenda with timed topics.
Build a printable HTML record of meeting minutes.
Build a printable HTML freelance proposal with scope and rate.
Calculate order-to-ship, ship-to-delivery, and total lead time.
Calculate inventory turnover and days in inventory.
Calculate a reorder point from average demand, lead time, and safety stock.
Estimate total, monthly, and hourly employee cost from salary and overhead.
Calculate a conversion rate from conversions and visitors.
Calculate cart abandonment rate from carts and completed purchases.
Calculate an email open rate from opens and delivered messages.