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Business & eCommerceGenerated accuracy model review: 2026-05-06

Etsy Profit Calculator accuracy and testing

This page documents how Calwarden builds trust for this calculator: source notes, regression-style default tests, limitations, assumptions, unit handling, rounding, and visible change history.

Formula source

  • Profit = sale price + shipping charged - product cost - shipping cost - packaging cost - ad cost - listing fee - transaction fee - payment fee.

Test cases

Default input regression check

Generated from the checked-in default inputs and calculate function.

Inputs

  • Marketplace Fee Preset: Etsy US standard planning - 6.5% + 3% + $0.25
  • Sale Price: $45
  • Shipping Charged: $5
  • Product Cost: $12
  • Shipping Cost: $6
  • Listing Fee: $0.2
  • Transaction Fee: 6.5%
  • Payment Percent Fee: 3%
  • Payment Fixed Fee: $0.25
  • Ad Cost: $3
  • Packaging Cost: $1

Expected outputs

  • Profit per Order: $22.80
  • Profit Margin: 45.60%
  • Marketplace and Payment Fees: $5.20
  • Total Cost: $27.20

Known limitations

  • This page documents the checked-in calculator logic and does not certify results for every real-world edge case.
  • Use the result as a planning estimate unless the calculator page states a stricter purpose.

Assumptions

  • Rates are user-entered planning assumptions.
  • The estimate does not replace accounting, tax, payroll, legal, or marketplace-specific guidance.
  • Inputs are processed locally in the browser.

Unit handling

  • Marketplace Fee Preset accepts one of the configured options.
  • Sale Price accepts values in $.
  • Shipping Charged accepts values in $.
  • Product Cost accepts values in $.
  • Shipping Cost accepts values in $.
  • Listing Fee accepts values in $.
  • Transaction Fee accepts values in %.
  • Payment Percent Fee accepts values in %.
  • Payment Fixed Fee accepts values in $.
  • Ad Cost accepts values in $.
  • Packaging Cost accepts values in $.
  • Profit per Order is displayed as currency.
  • Profit Margin is displayed as a percentage.
  • Marketplace and Payment Fees is displayed as currency.
  • Total Cost is displayed as currency.

Rounding rules

  • Number displays use up to 2 decimal places in the calculator UI.
  • Currency outputs are displayed with standard US dollar formatting.
  • Percent outputs are displayed with two decimal places.
  • Input precision follows configured step values where provided.

Version history

1.0.0 - 2026-05-06

Generated accuracy and testing page from the current etsy-profit-calculator calculator definition.

Change log

2026-05-06

Published default regression test documentation and metadata fallbacks for Etsy Profit Calculator.

Calculator transparency

Accuracy pages are generated from checked-in calculator definitions and can be upgraded with curated review metadata over time.

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