A profit margin calculator built from full cost not a guess.
Keep landed costs, platform fees, labor, and target margin visible before you choose a selling price.
E-commerce Product Unit Economics
SKU: Ergonomic Keyboard Wrist Rest (Amazon FBA)
A margin is only as useful as the costs behind it
Separating markup, gross margin, and real operating costs makes a pricing decision easier to review.
01Collect the costs
A product price can look profitable before fees and handling are included.
List product, shipping, platform, labor, and other costs.
02Use the right measure
Markup and margin are easy to treat as the same number.
Keep both measures and their formulas visible.
03Adjust the target
A new cost can force a manual chain of price changes.
Change cost or target margin and inspect the suggested price.
COGS to Net Profit Breakdown
Step seamlessly from raw manufacturing costs to landed costs, gross markup, and net margin.
Percentage Fee & Commission Formulas
Apply marketplace referral fees, ad spend buffers, and sales tax effortlessly.
Multi-SKU Portfolio Organization
Keep each product SKU or service tier in its own clean tab within your notebook.
Price from the full cost, not a guess
Include landed costs and fees before you decide whether a selling price leaves enough margin.
- 01
Collect the costs
Add product, shipping, tax, platform, labor, and other fees.
- 02
Choose the target
Compare markup, gross margin, and the selling price you need.
- 03
Adjust the model
Change a cost or price and see how the margin moves.
Designed for Real-World Tasks
Calculate with Context & Clarity
Amazon & E-commerce Sellers
E-commerceModel FBA fulfillment fees, ad ACoS, and product return buffers into unit margins.
Restaurant & Bakery Food Costing
FoodCalculate ingredient portion costs, packaging, and delivery app commission cuts.
Manufacturing & Private Label Brands
WholesaleDetermine minimum wholesale and retail pricing tiers for distributor contracts.
Agency & Digital Service Margins
AgencyCalculate team labor cost per client account against monthly contract revenue.
Explore Detailed Walkthroughs
Profit Margin Calculator Guide
Learn the difference between markup and profit margin with practical formulas.
Cost Calculator Guide
Master landed cost breakdown for manufacturing, freight, and retail products.
Percentage Calculator Guide
Quick guide on calculating percentage increases, markups, and discounts.
Continue with a calculation page
Quotes that follow the scope
Combine hours, materials, fixed fees, tax, and contingency in a quote you can adjust when a client changes the scope.
Explore featureCompare changing scenarios
Link variables on an editable page, then change rates, volumes, or prices to compare different outcomes without rebuilding the model.
Explore featureA readable calculation path
See inputs, intermediate values, and linked results in readable rows so you can check how a calculation reaches its answer.
Explore featureFrequently Asked Questions
Everything you need to know about calculating with FlexiCalc
What is the difference between markup and profit margin?
Can I include platform referral fees (like Amazon or Shopify)?
Can I calculate target selling price based on a desired margin?
Can I manage multiple products in one notebook?
Make every calculation clear, editable, and reusable
Download FlexiCalc to model budgets, loans, quotes, and everyday decisions on pages that update with you.