Calwarden

Ecommerce Product Launch Planner

Plan ecommerce product launch economics from units, COGS, shipping, ads, marketplace fees, and launch budget.

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Workflow planner

Inventory

Set launch units and unit economics.

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Live output

Launch plan

Launch Gross Profit
$6,780.00
Unit Margin
$22.16
Break-Even Units
195

Ecommerce product launch plan

$6,780 projected launch gross profit with $22 contribution margin per unit.

Unit economics
  • Price: $48
  • COGS: $16
  • Shipping: $6
  • Fees: 8%
Launch budget
  • Inventory units: 500
  • Ad budget: $2,500
  • Break-even units: 195
Checklist
  • Validate supplier lead time
  • Confirm shipping zones and packaging cost
  • Set return and damaged-unit reserve
  • Prepare listing assets before ad launch
Next steps
  1. 1Order launch inventory
  2. 2Publish product page
  3. 3Start limited ad test
  4. 4Review margin after first 50 orders

Logic: Unit margin = price - COGS - shipping - fee. Gross profit subtracts ad budget and fixed launch cost.

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About this Ecommerce Product Launch Planner

Use this workflow to turn ecommerce launch assumptions into a practical unit economics and launch checklist artifact.

How to use this calculator

  1. Work through each planning step from left to right.
  2. Adjust assumptions until the live artifact matches the scenario you want to save.
  3. Sign in and save the workflow artifact if you want it synced to your Calwarden account.

Key assumptions

  • All values are user-entered planning assumptions.
  • Calculations run locally in the browser.
  • Saved artifacts are stored only when a signed-in user explicitly saves them.

Accuracy and testing

Review formula sources, default test cases, assumptions, unit handling, rounding rules, and changelog for this calculator.

View accuracy page

Key Features

  • Multi-step input flow
  • Live planning artifact
  • Account save support for signed-in users

Things to Keep in Mind

This workflow is a planning aid. Validate assumptions, rates, legal/compliance obligations, vendor quotes, and local policies before acting.