Know your real profit before the week gets away from you.
See cost, revenue, ROI, and margin in one place so every flip has a clear outcome instead of a rough guess.
Built for resellers who need real numbers fast
Know your real profit and run your flips
like a business.
Marginra gives resellers one clean workspace to track margins, estimate fees, stay organized, and turn inventory into better listings without bouncing between tools.
No spreadsheetsprofit, ROI, and margin tracked automatically
AI-powered listingsgraded and written for you in seconds
Total profit
+$176.00Total revenue
$476.00Avg ROI
126.4%Best flip
Vintage jerseySimplified view
Every flip,
tracked clearly.
ItemCostSold forProfitROI
Smartphone$299.00$399.00+$100.0033.4%
Vintage jersey$18.00$60.00+$42.00233.3%
Trading cards$8.00$17.00+$22.00112.5%
Built for online selling workflows
Made for easier management
Designed to replace spreadsheets
Focused on daily profit clarity
Core workflows
The reseller workflows that actually need to be fast.
Marginra keeps the focus on outcomes users care about most: knowing the deal, listing the item, and staying organized as volume grows.
Write faster when inventory is piling up.
Turn a few product details into cleaner titles and descriptions so you can list more without burning time on copy.
Catch thin deals before you spend the cash.
Estimate fees and payout impact early so you know whether an item is actually worth buying.
Replace scattered notes with one operating view.
Keep item details, costs, and outcomes together so your business feels manageable day to day.
How it works
Simple enough for daily use, strong enough to replace your sheet.
01
Log the item
Drop in what you paid, what you expect to sell for, and how many units you picked up.
02
See the margin
Marginra calculates the numbers that matter so you can tell strong flips from weak ones immediately.
03
List with confidence
Use AI copy support and fee visibility to move faster without losing control of the details.
Use cases
Made for sellers at different stages of the grind.
Whether someone is logging weekend thrift finds or managing a larger resale pipeline, the goal stays the same: clearer numbers, faster workflows.
General sellers
Stay on top of profit across active inventory instead of backfilling spreadsheets later.
Thrift flippers
Make quicker sourcing decisions when you need to judge a find on the spot.
Side hustlers
Keep a small operation tight and profitable without adding admin work to your nights.
Power sellers
Create a repeatable system for tracking margins when volume starts compounding.
Start with the numbers
Stop wondering what a flip really made you.
Open the dashboard, log some items, and see the numbers side of your business laid out clearly on an intuitive interface.