Trading card business software

Run the card flow
like a Pro.

KantoFlow puts inventory, buying math and realised profit in one place — so every offer you make across the table is priced by data, not by feel.

Track Cards
No limit
Offer math
Instant
Your data
Yours
KantoFlow — TCG business softwareLive inventory
3×

Umbreon VMAX

Evolving Skies — Alt Art

€ 450
1×

Charizard holo

Base Set — Holo

€ 320
5×

Lapras ex

151 — Double Rare

€ 180

Vendor Mode quote

€ 450 × 60% € 270

Explore the platform

Everything your card business needs, in one place.

Purpose-built for people who buy, hold and sell trading cards — not a generic inventory tool with a card skin.

Dashboard

Your whole business at a glance — portfolio value, realised profit and monthly performance in one live graph.

Portfolio value€ 12.480
Open Dashboard

Vendor Mode

Set your percentage, enter market value, quote the offer out loud. Margin calculated before you commit.

Cash offer

€ 450 × 60% € 270

Open Vendor Mode

Analytics

Margin curves, monthly profit and top performers — know exactly which side of the table pays.

Open Analytics
Vendor Mode

Quote the number before the card leaves the sleeve.

Market value in, percentage set, offer out. Cash or trade credit, both sides valued, margin visible the whole time. Close the deal and the card lands in inventory at the exact cost basis you paid.

  • Adjustable buy percentage with instant margin readout
  • Two-sided trades including cash either direction
  • Completed deals sync straight into inventory and analytics
Try Vendor Mode

Cash offer

€ 270

60% of € 450 market value

Your cost€ 270
Market value€ 450
Built-in margin€ 180

Profit Engine

Sales close the loop automatically — realised profit and ROI logged per item, no spreadsheet.

Photo Records

Shoot the card as you buy it. The image follows it through trades, inventory and sale history.

Show Floor Ready

Mobile-first flows built for a queue forming in front of your booth, not a desk chair.

Acquire. Hold. Realise.

01

Acquire

Quote cash or trade in seconds with margin locked in before you hand over money.

02

Hold

The card sits in inventory at true cost basis with live market value beside it.

03

Realise

Log the sale and KantoFlow books the profit, ROI and hold time automatically.

KantoFlow — TCG business software

Stop guessing what a pickup earned.

Free to start. Load your inventory in minutes and see the real numbers behind your card business today.

Start Free