The Reseller's Profit Tool

Trackly.
Know Your
Real Numbers.

The simple, fast way to calculate true net profit and ROI on every sale. Cards, sneakers, clothes, collectibles — no spreadsheets, no guessing. Just clear, accurate numbers every time.

Instant profit calculation

Enter 4 numbers. See real profit in under 2 seconds.

Hidden fee auto-detection

Every platform fee pre-loaded. No manual lookup ever.

Daily performance tracking

Track your margins, volume, and ROI over time.

10+ platform support

eBay, StockX, GOAT, Poshmark, Depop, Mercari & more.

What's Inside

Everything a reseller
actually needs.

Profit Calculator

The core of Trackly. Enter your buy price, sale price, platform, and shipping — and instantly see your true net profit after every fee. Built for speed. Accurate to the cent.

  • All platform fees pre-loaded and auto-applied
  • Calculates payment processing, listing, and final value fees
  • See your profit before you even list the item

Buy Price

$45.00

Sale Price

$120.00

Platform

eBay

Shipping

$8.50

Net Profit$47.03

Hidden Fee Engine

Most flippers only think about the hammer price. Trackly tracks every deduction: platform cut, payment processing, shipping cost, and any listing fees — nothing falls through the cracks.

  • Per-platform fee structures always up to date
  • Shipping cost breakdown (what you charged vs. what you paid)
  • Full cost basis including acquisition costs

Fee Breakdown

eBay Final Value Fee

13.25%

$15.90

Payment Processing

2.9% + $0.30

$3.81

Shipping (your cost)

$8.50

Listing Fee

Free (250/mo)

$0.00
Total Fees$28.21

Daily Performance Dashboard

Know how your reselling is actually going. Track profit, volume, ROI, and win rate day by day, week by week. See trends and understand whether your strategy is improving over time.

  • Daily, weekly, and monthly profit summaries
  • ROI trend line across all your flips
  • Best and worst performing categories
Week
Month
Year

Net Profit

18 flips

$623.40

Avg. ROI

per flip

87.2%

Total Fees Paid

18.6% of sales

$142.80

Best Flip

Jordan RC

+$198.40

Flip History Log

Every sale you run through Trackly is automatically saved to your history. Review past deals, identify patterns, and learn which items and platforms generate your best returns.

  • Full log of every sale with all cost details
  • Filter by platform, item type, or date range
  • Export your history as CSV anytime

Recent Flips

Ohtani PSA 10 Topps

+$39.20

103% ROI

MJ 86 Fleer RC

+$198.40

90% ROI

Mahomes Silver Prizm

–$4.50

–7% ROI

Mantle 52 Reprint

+$10.80

90% ROI

Supported Platforms

Every platform,
every fee — pre-loaded.

Trackly knows the exact fee structure for every major selling platform — from marketplace giants to niche reseller apps. No manual lookup. No outdated rates. Just accurate math, every time.

12+platforms supported

eBay

13.25% + payment

Marketplace

StockX

9–10% + fee

Sneakers / Cards

GOAT

9.5% + payment

Sneakers

Poshmark

20% over $15

Clothing

Depop

10% + processing

Clothing

Mercari

10% + processing

Marketplace

Facebook

5% or $0.40 min

Social Sell

Amazon

8–15% category

Marketplace

Whatnot

8% commission

Live Auctions

Goldin

10% buyer + sell

Premium Cards

OfferUp

12.9% + shipping

Local / National

PWCC

15% final value

Sports Cards

Fee structures updated regularly. More platforms added based on community requests.

Pricing

Start free.
Upgrade when you're ready.

Trackly is in early access. Join now for free and be first to use it when we launch.

Early Access

Free

Be first in line. Lock in free access to Trackly before we launch publicly.

  • Full profit calculator
  • All platform fee structures
  • Unlimited flip calculations
  • Basic flip history log
  • Early access community

Pro

Most Popular

For serious resellers who want full tracking, analytics, and every tool we offer.

  • Everything in Early Access
  • Daily performance dashboard
  • Full flip history & log
  • ROI analytics over time
  • Advanced analytics & trends
  • Custom fee overrides
  • Multi-user access
  • Bulk flip import
  • CSV export
  • Priority & dedicated support

Pricing is pre-launch and subject to change. Early access members get the best deal.