ResaleMath · Office #65,409

What it is

Calls itself “calculators”.

• Calls itself: calculators

“ResaleMath is an independent set of free calculators that show online sellers what they actually keep after marketplace fees, before they list.”

Where it puts itself

Rules out “copy numbers from blogs or other calculators”. Publishes a comparison page.

• Says it will not: copy numbers from blogs or other calculators

“We never copy numbers from blogs or other calculators, because many are out of date.”

“Depop vs Poshmark fees Depop charges US sellers 3.3% + $0.45, Poshmark takes 20% -> https://resalemath.com/depop-vs-poshmark-fees/”

What it costs

A free tier, free forever. No monthly plan. Prices quoted: $2.95.

• Monthly: no
• Commission: no
• Free plan: free forever
• Price: $2.95

“Poshmark takes $2.95 on sales under $15 and 20% on sales of $15 or more.”

“Free, no sign-up.”

“Free · No sign-up · 2026 fees”

Who it sells to

Sells to consumers. Made for sellers.

• Sells to: consumers
• Made for: sellers

“ResaleMath is an independent set of free calculators that show online sellers what they actually keep after marketplace fees, before they list.”

How it runs

A web app. Runs locally and works offline. No API.

• Kind: web
• Runs where: on the device, offline
• API: no

“Private Runs in your browser. Nothing you type is saved”

“ResaleMath is an independent set of free calculators that show online sellers what they actually keep after marketplace fees, before they list.”

What it works with

Names Depop, Etsy and 5 more on its pages.

• Names: Depop · Etsy · Google Sheets · +4

“ResaleMath shows what you actually keep on eBay, Poshmark, Depop, Mercari, Whatnot and Etsy, side by side.”

“The Reseller Profit Tracker 2027 (Google Sheets + Excel) does the same fee math for every item you sell all year”

What it offers as proof

Live, no waitlist. Try it without signing up. Publishes docs.

• Trial asks for: nothing

“Free, no sign-up.”

“Guides -> https://resalemath.com/guides/”