Check the flip before you buy
Enter your buy cost, expected sale price, marketplace, shipping responsibility, and other expenses. See estimated profit, ROI, and margin before money leaves your pocket.
Sourcing math, simplified
Know if the flip is worth it.
Resell Right is a mobile-first resale calculator that factors in fees, shipping, and other costs before you buy. Set your own profit and ROI targets, then source with a clearer number.
No credit card required for the free calculators.
What to expect
Honest numbers, not hype.
You define a good flip
Costs stay visible
Estimates stay estimates
Built for the buying decision
Start with the number that matters.
Most calculators begin after you have chosen a purchase price. Resell Right helps you decide that price first.
Reverse FlipCheck example
Expected sale
$40.00
Minimum profit
$15.00
Maximum buy price
$16.73
Based on a 50% minimum ROI and the entered selling-cost assumptions.
Work backward to a maximum buy price
Set the profit and ROI you need. Reverse FlipCheck calculates the most you can pay while still meeting your personal sourcing rules.
Use marketplace-aware estimates
Model fees and selling costs for eBay, Whatnot, Poshmark, Mercari, Depop, Etsy, and other resale channels without doing mental math in the aisle.
Track whether bulk buys paid off
Pro tools connect purchase cost, units sold, average sale price, remaining inventory, and realized profit so you can evaluate the whole lot—not one item at a time.
Simple pricing
Calculate free. Upgrade when you need history.
Free calculators
For quick sourcing decisions in the aisle or at home.
$0 forever
- Forward profit checks
- Reverse maximum buy price
- Profit, ROI, and margin estimates
- Marketplace fee assumptions
Resell Right Pro
For repeat sellers who want to understand inventory and bulk purchases over time.
$4.99 / month
Saved inventory
Bulk purchase tracking
Profit history
Custom selling fees
Saved sourcing rules
Bundle calculations
CSV exports
Pro availability and included tools may evolve as the product launches.
Questions before you source
Clear answers about the calculator.
Before you flip it
Check the math while the item is still on the shelf.
Turn a promising sold listing into a sourcing decision grounded in your own goals.