Track Your Reseller Inventory, Sales, And True Profit

Across eBay, Amazon, Etsy, And Every Marketplace You Sell On

Start tracking cost of goods, expenses, marketplace fees, shipping, refunds, and your real profit today!

We’ll import your existing listings when you purchase so you can get started immediately — no setup required

Track Every Type Of Sale — Marketplace, Direct, and Consignment. Compatible with all marketplaces.
eBay Amazon Etsy Mercari Poshmark Plus All Marketplaces
Net Gain Seller Inventory screen.
Built by a reseller for resellers

See Exactly How Resellers Track Their True Profit In The Next 5 Minutes

Watch a real walkthrough inside Net Gain Seller. Click the Play button on the video below.

Get Your 14-Day Free Trial

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Download Net Gain Seller today and see for yourself how easy it is to track your inventory, sales, marketplace fees, and true profit. Try it now and simplify your life!

No credit card required Instant download Full-featured trial

Perfect For Resellers Who

Compatible With All Selling Marketplaces

Net Gain Seller works with any marketplace!

* Net Gain Seller is not affiliated with eBay, Amazon, Etsy, Mercari, Facebook Marketplace, Poshmark, Shopify, Walmart, depop, OfferUp, Whatnot, Craigslist, Vinted or any other selling platform.
Resellers tracking their orders with Net Gain Seller.

What Is Net Gain Seller?

Inventory And Sales Tracking For Resellers

Net Gain Seller is an Excel-based inventory and sales tracking software built specifically for resellers.

It tracks inventory, sales, cost of goods, expenses, marketplace fees, shipping, refunds, and Profit and Loss in a way that's easy to understand.

Keeping track of your inventory and sales can feel like an overwhelming task. Which items are in-stock or sold? What are your expenses? Your profits?

Net Gain Seller takes care of all this so you can spend more time working on your business and making money.

It also includes reports resellers most care about such as Aging Inventory, Profit & Loss, Sales By Marketplace, Marketplace Fees, Top Most Profitable Items, Bottom Least Profitable Items, Shipping Profit & Loss, and more.

The best part is no knowledge of Excel is required!

How Does Net Gain Seller Work?

You enter your inventory, sales, and expenses and Net Gain Seller creates reports for your business.

We’ll import your existing listings when you purchase so you can get started immediately — no setup required

Net Gain Seller spreadsheet.

Reports

Reports
eBay Sales

eBay Sales

Etsy Sales

Etsy Sales

Mercari Sales

Mercari Sales

Cost Of Goods

Cost Of Goods

Marketplace <br> Fees

Marketplace
Fees

Shipping <br> Expenses

Shipping
Expenses

Refunds

Refunds

Works With Any Online Selling Platform!

Net Gain Seller is not affiliated with eBay, Facebook, Esty, Mercari or any other selling platform.

Powerful Reports That Show You Your True Profit

See exactly where your money is coming from, where it's going, and which parts of your reselling business are performing best — and worst.

25+ built-in reports designed specifically for resellers.

Profit and Loss Report (Year By Months) screen

See your profit clearly across every sale

Profit & Financial Reports

Know exactly how much you’re making after fees, shipping, and expenses.

  • Profit And Loss (Year By Quarters)
  • Profit And Loss (Year By Months)
  • Profit And Loss (Month By Days)
  • Gross Sales Over Time
  • Avg Gross Profit Per Sale
  • Avg Price Per Sale
  • Shipping Profit And Loss
  • Expenses (All)
  • Expenses (Operating)
  • Expenses (Sales)
  • Mileage

Inventory Insights

Spot aging inventory, understand inventory value, and see where your items came from.

  • Aging Inventory
  • In Stock Inventory Valuation - At Price Listed
  • Inventory Status
  • Inventory By Source

Sales Performance

See which categories, marketplaces, and sourcing methods are driving your sales.

  • Sales By Category
  • Sales By Marketplace
  • Sales By Source
  • Discount Sales Summary

Sales Speed & Trends

Understand how fast your inventory sells and identify your fastest and slowest movers.

  • Sales Speed
  • Top 10 Fast Sales
  • Bottom 10 Slow Moving Sales

Refunds, Fees & Problem Areas

Quickly find profit leaks, refunds, and fees that may be hurting your business.

  • Refunds By Category
  • Refunds By Marketplace
  • Marketplace Fees
  • Bottom 10 Least Profitable Sales

Top Performers & Activity Tracking

Double down on what’s working by seeing your best sales and tracked mileage.

  • Top 10 Most Profitable Sales
  • Repeat Sales

Top Benefits

Track Every Sale In One Place

Aggregate Your Selling Platforms

Aggregate Your Selling Platforms

Track marketplace, direct, and consignment sales together in one place. Know how much money you are making across all the ways you sell.

Aggregate Your Reseller Accounts

Aggregate Your Reseller Accounts

Track all of your reseller accounts in one place. Know how much money you are making across your entire reseller business.

Seller Dashboard

Seller Dashboard

Easy-to-understand Seller Dashboard shows you your inventory and sales data at a glance.

Detailed Reports

Detailed Reports

Run reports such as Aging Inventory, Profit & Loss, Sales By Marketplace, Marketplace Fees, Shipping Profit & Loss, and more.

Valuable Insights

Valuable Insights

Get valuable insight into your business through your data such as average sale price, sale profit, sales days, and sales speed.

Inventory Tracking

Inventory Tracking

Track your sold and active inventory. Also, track inventory that was donated, gifted, or thrown out.

Listings Tracking

Listings Tracking

Track your total listings, active listings, sold listings, and inactive listings.

Aging Inventory Alerts

Aging Inventory Report

Quickly identify aging inventory so you can take action to sell it such as lowering the price.

Sales Tracking

Sales Tracking

Track marketplace, direct, and consignment sales in one place — with automatic calculations for gross sales and net profits.

Expenses Tracking

Expenses Tracking

Track your expenses including cost of goods, refunds, shipping costs, mailing supplies, selling platform fees, amount due consignors, car mileage and more!

Shipping Tracking

Shipping Tracking

Track your shipping credits, costs, and shipping profit or loss. Know if your over or under charging for shipping.

Refunds Tracking

Refunds Tracking

Track your refund percentage and dollar amount. Monitor refund rates so you can spot issues early and protect your marketplace performance.

Sourcing Tracking

Sourcing Tracking

Keep track of where you sourced items such as an estate sale, thrift store, or garage sale. Discover which sources are making you the most profit.

Marketplace Tracking

Marketplace Tracking

Track which marketplace sold an item so you know where your sale are coming from. Discover which marketplaces are making you the most sales.

Fully Customizable

Fully Customizable

Net Gain Seller is fully customizable. You can add any reseller account, selling platform, sourcing company name, item category, expense category, and more!

Tax Readiness

Tax Readiness

Always be tax ready. Track expenses with Schedule C categories and even track your mileage deduction. Know your numbers all year round. No more stress at tax time!

Data Privacy

Data Privacy

Your data stays private and local on your computer and is never uploaded to the cloud.

Data Export

Data Export

You own and control your data and can export it at any time.

Updates

Updates

Download and install updates so you're always using the latest software.

Simplify Your Life

Simplify Your Life

Simplify your life and reduce your stress.

Tax Readiness

No More Stress At Tax Time

Know your exact profit, expenses, and deductions all year long — so tax time becomes simple, not overwhelming.

Track expenses throughout the year
Use Schedule C categories
Track mileage deductions
Be ready for your accountant anytime
Profit and Loss Report (Year By Months) screen

Track everything you need for tax time — in one place

Built on one of the world’s most trusted spreadsheets

Simple. Familiar. Powerful.

Built on Microsoft Excel — used by hundreds of millions worldwide.

The same tool used by millions of businesses for financial tracking
Simple spreadsheet layout with powerful reporting built in
Keep your business data local and private on your own computer (no cloud)
No knowledge of Excel is required

Built on Microsoft Excel

Familiar spreadsheet interface with the features and reporting resellers need.

Resellers analyzing their business using Net Gain Seller.

Net Gain Seller lets you know everything about your business.

  • Checkmark icon. Track all of your selling platforms in one place. Run reports for individual selling platforms or for all your platforms together to see your total profits.
  • Checkmark icon. No more stress at tax time — you know exactly what your profit is at all times throughout the year.
  • Checkmark icon. Net Gain Seller is powerful software that can easily track up to tens of thousands of items quickly and efficiently.

Compatible With All Selling Marketplaces

Net Gain Seller works with any marketplace!

* Net Gain Seller is not affiliated with eBay, Amazon, Etsy, Mercari, Facebook Marketplace, Poshmark, Shopify, Walmart, depop, OfferUp, Whatnot, Craigslist, Vinted or any other selling platform.

Get Your 14-Day Free Trial

Large checkmark icon.

Download Net Gain Seller today and see for yourself how easy it is to track your inventory, sales, marketplace fees, and true profit. Try it now and simplify your life!

No credit card required Instant download Full-featured trial
Secure

Secure

Your private sales data is stored locally on your own computer and never uploaded to the cloud.

Simple To Use

Simple To Use

No knowledge of Excel is required!

First Class Support

First Class Support

We’re here to help you every step of the way. From getting your inventory imported to helping you use Net Gain Seller.