Seller 365 for Online Arbitrage

The complete OA stack. From sourcing to settlement, in one subscription.

The software stack for Amazon resellers who source online and need the whole operation covered — not just one part of it.

Start free trial Start free trial What's included What's included

14-day free trial Cancel anytime

Sourcing scan 1,400+ retailers

1,284 profitable deals found

Scanning Walmart, Target, Best Buy…live

ScoutX · B0CXQ7P2NLSellable

ScoutX · B0FJ29HK4TGated

Sourcing

Find profitable products you can actually sell — at scale.

Tactical Arbitrage searches 1,400+ retailers with precision and surfaces the deals worth buying — while ScoutX confirms you can sell them.

1,400+ retail websitesWalmart, Target, Best Buy, and thousands more — ready to search.
AI-powered matchingWhen there's no barcode, a 7-stage AI pipeline finds the right Amazon listing anyway.
Automated scan schedulingQueue your searches once. Tactical Arbitrage runs through them without you watching.
ScoutX restriction checksCheck any ASIN for gating, hazmat, or brand restrictions before you commit.

Explore Tactical ArbitrageExplore Tactical Arbitrage Explore ScoutXExplore ScoutX

Plus, as part of your subscription get access to Scoutify and ScoutIQ for added in-store capabilities.

FBA shipment In transit

24 units 1 box · no Seller Central

List itemDone

Generate MSKUDone

Box content labelsActive

Shipment createdNext

Shipping

Get inventory into FBA without touching Seller Central.

InventoryLab handles listing, box labels, and carrier tracking in one place — no Seller Central, no tab-switching.

4-step guided workflowEvery step from listing to shipment guided without leaving InventoryLab.
Automatic MSKU generationAutomatically generates SKUs for every new product.
Box content labelsAmazon-ready box labels printed directly from InventoryLab.
Synced shipment statusShipment status updates automatically as it moves through Amazon — no manual checking required.

Explore InventoryLabExplore InventoryLab InventoryLab AccountingInventoryLab Accounting

Seller 365 users

10,000+

Sellers who've put the full stack to work on Amazon.

Tools in one subscription

Sourcing, shipping, repricing, feedback, profit, and recovery — under one plan.

Account.

No juggling separate logins or invoices across eight tools.

Buy Box repricing Every 60s

$47.99 Buy Box won at top price ▲

Floor $38.00

Competitor undercutheld at floor

Repricing

Win the Buy Box without giving away your margin.

SmartRepricer wins the Buy Box at the highest price the market will bear — every 60 seconds, automatically.

16-rule strategy engineHandles every pricing scenario in sequence — Buy Box status, competitor type, stock level, and more.
60-second repricingEvery competitor price change triggers an automatic response within 60 seconds.
Margin floor protectionSet your floor. SmartRepricer enforces it on every repricing cycle.
Fee bracket protectionDetects Amazon's fee thresholds and keeps your price on the profitable side.

Explore SmartRepricerExplore SmartRepricer

Operations

Three tools that keep your operation running while you focus on sourcing.

Seller feedback, catalog monitoring, and per-unit profit — automated so you don't have to manage them manually.

Seller feedback Amazon compliant

4.8

Requests sent1,284

New feedback this month+312

Seller feedback

Your feedback score affects who wins the Buy Box.

FeedbackWhiz Emails builds it automatically — compliantly, at scale, without manual follow-up.

Explore FeedbackWhiz EmailsExplore FeedbackWhiz Emails

Catalog monitor 24 conditions

Buy Box lostAlerted

Listing suppressedFlagged

Competitor price dropAlerted

Catalog monitoring

Know the moment something goes wrong across your catalog.

FeedbackWhiz Alerts catches listing suppressions, Buy Box losses, and competitor price moves before they affect sales.

Explore FeedbackWhiz AlertsExplore FeedbackWhiz Alerts

Net profit / unit $20.40 per unit, after everything

Revenue$52.10

Amazon fees−$11.40

COGS−$20.30

Per-unit profit

Know which units actually made money after every fee.

FeedbackWhiz Profits shows real profit per unit after every Amazon fee. Source more of what works. Stop buying what doesn't.

Explore FeedbackWhiz ProfitsExplore FeedbackWhiz Profits

“Tactical Arbitrage simplified the sourcing while InventoryLab allowed us to save hours per week with its smooth workflows and reporting.”

Chaz Lessie Verified customer

Recovered this year Auto-filed

$4,120 across 38 claims

Lost inventory+$1,640

Damaged units+$910

Fee overcharges+$884

Unreturned refunds+$686

Recovery

Amazon owes most FBA sellers money. Most never claim it.

Seller 365 Reimbursements identifies every eligible claim across your FBA account and files automatically on your behalf.

Explore ReimbursementsExplore Reimbursements

Over $1 billion recovered by Threecolts to date.

Reviews

Sellers who’ve made the switch to Seller 365 don’t go back.

The full Seller 365 suite has seriously streamlined my workflow — repricing is automated, listing is easy, and my average selling price has gone up 7%.

Rodger WhiteAmazon Seller

I really love the all-in-one package of programs, which makes Amazon selling so much simpler. Thank you Threecolts!

C BarnettAmazon Seller

The platform took me from logging into 4 different vendors to one website which made life a ton easier.

Sakib J.Vice President

The team at Threecolts are really knowledgeable and set me up brilliantly. Do not hesitate to begin a subscription.

Mark MeyersAmazon Seller

I love the new update where you’ve combined a bunch of softwares for the price of 1. This is ultimately a game changer in the industry.

Manuel CarrerasAmazon Seller

We found that Seller 365 was way better and faster than our in-house team.

Blaze KilianAmazon Seller

Normally things we do without this application would take a lot of hours, but it speeds up the process perfectly.

HAMİTraining & Reporting Specialist

I’ve had a great experience with all their tools since 2019. I used to pay a few hundred dollars before the Seller 365 bundle came out, and now it’s a no brainer.

StephenAmazon Seller

Threecolts has a fantastic collection of industry-leading resources for Amazon sellers. Their team understands Amazon — they adapt to the needs of sellers.

Jim CockrumAmazon Educator

We have the top 365 package. We love how the team listens and helps solve problems. Everyone has been so professional and polite.

Melissa BrowningAmazon Seller

The suite of tools has significantly streamlined our processes. Since integrating Threecolts, we’ve seen a noticeable boost in productivity and profitability.

Serdar G.Consumer Goods, Small Business

It has a simple and useful interface. Simple to learn, user friendly. It makes the work more fluent by making connections with Amazon.

Mehmet Ali S.Verified G2 User

I’ve used many similar software products, and this one is truly my favorite. So well done, good user experience, great training materials, quick and thoughtful customer service.

Bridgette GSoftware Engineer

The full OA stack, scaled to your business.

The Seller 365 Reseller plan is designed for OA sellers and includes ten powerful tools with added revenue recovery. Choose your plan to start your free trial.

Standard

For independent resellers
sourcing profitable products.

6965

/mo

$69 Save $48/yr

Start Free TrialStart Free Trial

Full access to 10 tools – Learn more

Integrated workflow across all tools

Profit tracking & analytics

Industry-leading support

1 user

Shared workflows & collaboration

15% reimbursement commission

Pro versions of all apps

Teams

For growing reseller businesses
operating with a team.

129119

/mo

$129 Save $120/yr

Start Free TrialStart Free Trial

Full access to 10 tools – Learn more

Integrated workflow across all tools

Profit tracking & analytics

Industry-leading support

Up to 10 users

Shared workflows & collaboration

15% reimbursement commission

Pro versions of all apps

Best value

Pro

For high-volume resellers
operating at scale.

199183

/mo

$199 Save $192/yr

Start Free TrialStart Free Trial

Full access to 10 tools – Learn more

Integrated workflow across all tools

Profit tracking & analytics

Premium support – <30min response

Up to 10 users

Shared workflows & collaboration

5% reimbursement commission

Pro versions of all apps – Compare

Multichannel

Selling beyond Amazon? Add UniCon to any plan.

Sync the catalog, inventory, and orders you already run to the marketplaces that matter most — all from one dashboard, without splitting your focus.

One central catalog
Real-time inventory sync
Smart order routing

Start free trialStart free trial From $49/mo, added to any plan

Enterprise

More than 10 users, or need custom terms? We'll build the plan around your team.

Talk to salesTalk to sales

Key features

	Standard $6965/mo	Teams $129119/mo	Pro $199183/mo
Sourcing

Discover millions of profitable products to resell on Amazon.
Searches at once Number of searches you can run at the same time	7	10	10
Scheduled searches Number of searches you can queue to run automatically	30	30	40
Result limits Maximum number of products saved per search type. Wholesale limits are 50k, 50k, and 100k respectively	25k	25k	50k
Advanced sourcing tools Includes Reverse Search, Wholesale Search, and Product Finder across 1,400+ retailers.
Sourcing

Scan books, spot profits, sell fast — right from your phone.
Mobile book scanning Scan barcodes and instantly check profitability using Amazon data.
Real-time price data Uses live Amazon pricing to calculate profit, ROI, and fees.
Offline scanning Download the database to scan items without an internet connection.
Sourcing

Scan smarter and source faster with instant retail arbitrage insights on the go.
Mobile sourcing Scan barcodes or search products to get real-time Amazon data on the go.
Profit insights Includes profit calculations, ROI, fees, and sales history insights.
Product alerts Get notified when products match your buying criteria.
Risk checks Includes restriction checks and hazmat (dangerous goods) alerts.
Integrations & workflows Includes buy list integration and research shortcuts like eBay, CamelCamelCamel, and BookScouter.
Sourcing

See any Amazon product's ROI, sales rank, and fees instantly with one click.
Product analysis See ROI, fees, sales rank, and Buy Box data for any Amazon product
Live data insights Access real-time sales and pricing data directly from Amazon
Variation comparison Compare product variations like size, color, and price to find the best option
Competitor insights View competing sellers, pricing, and fulfilment methods
Prep, box, ship

Prep, box, and ship products faster while reducing errors — all in one powerful app.
Inventory, FBA & shipments Create listings, manage FBA shipments, and track inventory across Amazon and your local stock with real-time updates.
Reporting & analytics Detailed reports on sales, profitability, inventory performance, and taxes across products, suppliers, and marketplaces.
Product sourcing Includes access to Scout, InventoryLab's built-in product research tool
Restock insights Know when and how much inventory to reorder based on sales trends and stock levels
Win the Sale

Automate your Amazon pricing, keep the Buy Box, and increase your sales.
Listings managed Number of active listings you can automatically reprice across all connected Amazon marketplaces	5,000	5,000	50,000
Real-time repricing Automatically updates prices based on competitor activity, Buy Box changes, and market conditions
Pricing strategies & rules Use pre-built strategies or create custom rules tailored to your pricing goals and marketplace conditions
Automation workflows Set advanced conditions based on stock levels, time of day, FBA status, and competitor behaviour
Bulk operations Upload and update multiple listings at once using spreadsheets to manage pricing at scale
Profit & pricing insights Calculate profit margins, fees, and shipping costs to ensure every price remains profitable
Reporting & dashboards Track pricing performance, sales trends, and profitability with real-time dashboards and reports
Integrations Sync with SellerRunning and InventoryLab to optimise pricing across your full inventory and workflows
Win the Sale

Automate review and feedback requests on Amazon to boost ratings.
Emails per month Number of automated review and feedback emails you can send each month	5,000	5,000	Unlimited
Marketplaces supported Number of Amazon marketplaces you can connect and send review requests from	Unlimited	Unlimited	Unlimited
Email automation Automatically send review requests using Amazon's Request a Review feature or custom campaigns with flexible scheduling
Targeting & optimisation Target specific customers and products to improve response rates and maximise review volume
Reporting Manage orders, feedback, and campaigns from one dashboard with downloadable reports
Compliance Use Amazon-compliant templates and automatically exclude risky or blacklisted buyers
Integrations Includes Walmart Order Manager to track and manage orders alongside Amazon
Win the Sale

Monitor every data event across all your accounts and listings 24/7.
Monitored listings Number of product listings (ASINs or Walmart SKUs) you can track with alerts across your accounts	100	100	500
Alerts coverage Monitor listing changes, account health, suppression status, and key product data across Amazon
AI-powered review summaries Track customer reviews with filtering and AI-powered summaries to quickly identify trends and issues
Listing protection Get alerts for hijackers, Buy Box changes, and competitive activity on your listings
Reporting Receive automated daily reports and export alert data via email or Slack
Marketplace insights Includes Walmart review alerts and cross-marketplace monitoring
Profit Management

View and analyze your financial metrics on one simple screen.
Order limit Number of orders you can process and analyse for profitability across your connected marketplaces	5,000	5,000	Unlimited
Profit insights View key business metrics including revenue, profit, fees, refunds, and overall performance in one dashboard
Cost & expense tracking Track cost of goods, marketplace fees, and custom expenses to calculate true profitability
Multi-marketplace analysis Combine and compare profitability data across Amazon and Walmart in one unified view
Advertising insights Include Amazon PPC and advertising costs for a fully loaded profit and loss calculation
Profit Management

Track your buy and sell prices, shipping fees, refunds, mileage, and supply costs — to name a few.
Automated financial tracking Automatically sync sales, reimbursements, and transactions with regular updates and reconciliation
Accounting accuracy Uses Amazon Finance API and settlement reports to ensure accurate, up-to-date financial data
Financial monitoring Track all financial activity including sales, refunds, and reimbursements
Expense tracking Monitor Amazon fees, shipping and storage costs, and add custom expenses for a complete financial view
Recovery

Recover the money Amazon owes you for lost, damaged, and overcharged inventory — audited and filed automatically.
Claim coverage Lost, damaged, unreturned, and overcharged units — every eligible claim type covered.
Automated filing Claims identified and filed on your behalf. No manual case work.
Transparent tracking Every claim and status update visible in one dashboard.
Commission on recovered funds Percentage taken only on funds successfully recovered. Drops to 5% on the top plan.	15%	15%	5%
Multichannel \| ADD ON

Sync the catalog, inventory, and orders you already run to new marketplaces from one dashboard.
Add-on pricing Monthly price for the UniCon multichannel add-on at each tier, on top of your reseller plan.	$49	$89	$449
Channels supported List and sell across Shopify, Amazon, Walmart, TikTok Shop, Ebay, Temu, Shein, and Target+.	8	8	8
Multichannel orders/mo Number of multichannel orders processed per month across connected channels.	500	1,000	5,000
Active listings synced Number of active listings kept in sync across connected channels.	500	1,000	5,000
Central catalog List once and sync everywhere — no rebuilding your catalog per marketplace.
Real-time inventory sync Sell your last unit on one channel and every other channel updates immediately.
Smart order routing Incoming orders from every channel routed to the right warehouse automatically.
AI attribute mapping Each marketplace requires different data fields. AI handles the translation automatically.
	Get StartedGet Started	Get StartedGet Started	Get StartedGet Started

Award-winning software you can trust.

The Reseller plan includes ten tools. The eight most relevant to OA sellers are Tactical Arbitrage, ScoutX, InventoryLab, SmartRepricer, FeedbackWhiz Emails, FeedbackWhiz Alerts, FeedbackWhiz Profits, and Seller 365 Reimbursements. Full plan details are on the Seller 365 pricing page.

If you're already paying for Tactical Arbitrage or InventoryLab as standalone tools, the Reseller plan covers both — plus six more tools — typically at a lower total cost than paying for each separately.

You get 14 days free — 7 days immediately on signup, plus 7 more when you connect your Amazon Seller or Walmart Seller account. No credit card required to start.

Your subscription continues at the plan price you selected. You can cancel any time before the trial ends and you won't be charged.

The standard Seller 365 plan at $69/month covers all eight OA-relevant tools and works for most sellers. Teams ($129/month) adds up to 10 users. Pro ($199/month) adds premium support, Pro-tier tool upgrades, and a reduced 5% reimbursement commission.

Most product research platforms are built for brand sellers — keyword optimization, launch strategy, listing building. The Reseller plan is built for resellers: automated sourcing, FBA shipment workflows, Buy Box repricing, and per-unit profit tracking.

Yes. Tactical Arbitrage supports 13 Amazon marketplaces, SmartRepricer covers 23, and InventoryLab handles multi-marketplace profit tracking and settlement processing.

Yes — the Reseller plan covers both models. InventoryLab and SmartRepricer work across OA and RA workflows, and the plan also includes ScoutIQ for in-store scouting if you need it.

If you source from online retailers and resell on Amazon, this page is for you. If you manufacture or sell under your own brand, the Seller 365 for Brands page is the better fit.

The complete OA stack. From sourcing to settlement, in one subscription.

Find profitable products you can actually sell — at scale.

Get inventory into FBA without touching Seller Central.

Win the Buy Box without giving away your margin.

Three tools that keep your operation running while you focus on sourcing.

Your feedback score affects who wins the Buy Box.

Know the moment something goes wrong across your catalog.

Know which units actually made money after every fee.

Amazon owes most FBA sellers money. Most never claim it.

Sellers who’ve made the switch to Seller 365 don’t go back.