# Home

- URL: https://www.selloff.auction
- Language: English
- Last updated: 2026-09-28
- Français: https://www.selloff.auction/fr.md

## From consignment to hammer to invoice.

Selloff runs the whole auction house in one system: clients, consignments, cataloguing, live and online sales, shipping and accounting. Built with auction houses, for auction houses.

- 14 years serving auction houses
- 550K+ lots managed
- 2 weeks between releases
- 99.9% uptime

## Seven domains. One database.

Every client, lot and invoice lives in one place — from the first consignment receipt to the last shipping slip.

### CRM

- [Client records & history](https://www.selloff.auction/features/client-records.md): One record per contact with addresses, ID and bank details, tags, consignments, bids, invoices and a complete activity history shared by the whole team.
- [Segmentation & smart lists](https://www.selloff.auction/features/segmentation-smart-lists.md): Classify contacts with tags and collecting areas, then save dynamic lists that update themselves from bids, invoices, consignments and activities.
- [Smart search & filters](https://www.selloff.auction/features/smart-search.md): Find any contact, lot or sale in seconds, from a global search box to multi-criteria filters on bids, invoices, estimates and consignments.
- [Contact import](https://www.selloff.auction/features/contact-import.md): Import contacts from an Excel (XLSX) file with duplicate checks, tags, collecting areas and a source label, processed in the background with an error report.
- [Email campaigns](https://www.selloff.auction/features/email-campaigns.md): Build targeted campaigns from contact lists, push them as segments to Mailchimp or Brevo, and follow costs, recipients and the business they bring in.
- [Email tracking](https://www.selloff.auction/features/email-tracking.md): Every email Selloff sends is logged on the contact with its content, attachments and delivery status, from queued to delivered, opened or bounced.
- [Opportunities pipeline](https://www.selloff.auction/features/opportunities.md): Track potential consignments from first contact to signed deposit, with owners, estimated values, next-step tasks and the reasons deals were lost.
- [Letter & document templates](https://www.selloff.auction/features/letter-templates.md): Adapt the layout and wording of every document Selloff produces, from letters and receipts to invoices, in each language, with placeholders and conditions.
- [Dashboard & tasks](https://www.selloff.auction/features/dashboard-tasks.md): A home dashboard with your tasks, offers to review and sales to invoice, a dashboard for each sale, and a daily email listing the tasks due.

### Consignments

- [Consignor management](https://www.selloff.auction/features/consignor-management.md): Set commission, lot fees, insurance, broker and representative per consignment, group lots under receipts, and keep each consignor informed from one page.
- [Consignment receipts & signed documents](https://www.selloff.auction/features/consignment-receipts.md): Register each deposit on a numbered receipt with storage location and import details, send lot lists and contracts, and track which signed copies are back.
- [Appraisals](https://www.selloff.auction/features/appraisals.md): Record appraisals at the counter or on site, describe and photograph lots, bill a fixed or hourly fee and move accepted lots into inventory.
- [Estates & successions](https://www.selloff.auction/features/estates-successions.md): Handle estate consignments with a representative such as an executor or notary, documents addressed to them, appraisals of the contents and single-owner sales.
- [Business referrers](https://www.selloff.auction/features/business-referrers.md): Record the referrer behind each consignment, calculate their commission on sold lots or on your vendor commission, and see what is payable once buyers have paid.
- [Consignor settlements](https://www.selloff.auction/features/consignor-settlements.md): Generate consignor statements for a whole sale, deduct commission, fees and VAT, pay consignors once buyers have paid and export transfers to your bank.

### Inventory & catalogue

- [Lot descriptions](https://www.selloff.auction/features/lot-descriptions.md): Describe lots on a screen you configure, with texts, custom fields, categories and images, and generate repetitive headings and descriptions automatically.
- [Estimates & reserves](https://www.selloff.auction/features/estimates-reserves.md): Record starting price, low and high estimates, reserve and printed estimate for every lot, adjust them in bulk, and keep the values used in each sale.
- [Lot references & barcode labels](https://www.selloff.auction/features/lot-references-barcodes.md): Give every lot a unique reference in your chosen format, print barcode labels on Zebra printers from the browser and scan them at every step.
- [Categories & taxonomies](https://www.selloff.auction/features/categories-taxonomies.md): Organise lots with your own hierarchical taxonomies, translated categories and description masks per type of object, shared with collecting areas.
- [Catalogue building & numbering](https://www.selloff.auction/features/catalogue-building.md): Assign lots to a sale, order them by category or any field, number them automatically or by scanning, and check the catalogue for errors before it goes live.
- [PDF catalogue generation](https://www.selloff.auction/features/pdf-catalogue.md): Produce a PDF catalogue straight from your lots, or export texts and images for InDesign and other layouts, with image sizes and grouping by category.
- [Online catalogue publishing](https://www.selloff.auction/features/online-catalogue-publishing.md): Publish catalogues on your own website through the Selloff API and WordPress plugin, with instant updates, online bidding, client accounts and platform exports.
- [Photo import & image checks](https://www.selloff.auction/features/photo-import.md): Upload hundreds of photos at once, matched to lots by file name, with validation, required scan types and a coverage check before the catalogue goes to print.

### Sales & bidding

- [Sales & auction types](https://www.selloff.auction/features/auction-types.md): Run auctions, offer sales, eBay-style timed sales and fixed-price sales, each with its own sessions, catalogues, dates, fees and bid increments.
- [Bidder registration & tracking](https://www.selloff.auction/features/bidder-management.md): Register bidders before or during a sale, number them automatically, set purchase limits and request guarantees, with every bidder's activity on one page.
- [Absentee & phone bids](https://www.selloff.auction/features/bid-recording.md): Record absentee, phone and OR bids in the book, check them against your bid increments, confirm them to clients by email and print the bid book for the room.
- [Bid import from platforms](https://www.selloff.auction/features/bid-import.md): Bring bids, results and registrations from Drouot, Sixbid, Numisbids, Philasearch, Biddr and Excel files into your sale, with contact matching and a review step.
- [Live auctions & online bidding](https://www.selloff.auction/features/live-auctions.md): Run the room from the auctioneer's console and take live online bids through Selloff Live Auction, with every hammer price recorded in Selloff.
- [Offers & after-sale](https://www.selloff.auction/features/after-sale-offers.md): Collect offers on unsold lots or in offer sales, decide lot by lot with the consignor's figures at hand, and notify bidders by email.
- [Results & statistics](https://www.selloff.auction/features/results-statistics.md): Follow each sale from bids to results: realised prices, consignor results, sell-through rate and performance against estimates.

### Shipping

- [Shipments & shipping slips](https://www.selloff.auction/features/shipments.md): Prepare and track shipments to buyers, consignor returns and lots sent for certification, with preparation slips and tracking emails.
- [Shipping cost matrix](https://www.selloff.auction/features/shipping-cost-matrix.md): Calculate shipping costs on invoices from weight, destination zone and purchase amount, with matrices, percentages, fixed fees and limits.
- [Barcode scanning & packing](https://www.selloff.auction/features/barcode-scanning.md): Scan lot barcodes to add lots to a shipment or return, with instant checks that each lot is available and invoiced to the right client.

### Accounting

- [Automatic invoicing](https://www.selloff.auction/features/automatic-invoicing.md): Create buyer invoices and consignor statements from recorded sales in a few clicks, with premium, insurance, fees, shipping and VAT calculated automatically.
- [Payment tracking & reminders](https://www.selloff.auction/features/payment-tracking.md): Record and apply payments, see what each client owes, send reminders at three levels with fees, and follow receivables in the aging report.
- [Integrated accounting](https://www.selloff.auction/features/integrated-accounting.md): Keep client accounts, the chart of accounts, supplier invoices and balances inside Selloff, per branch and currency, without re-entering sales in another system.
- [VAT & international tax](https://www.selloff.auction/features/vat-international-tax.md): Apply the right VAT to every invoice line by branch and client country, with dated rates, foreign VAT and a VAT report for your return.
- [Online payments](https://www.selloff.auction/features/online-payments.md): Let buyers pay invoices, guarantees and free amounts online via Stripe, Datatrans or Saferpay, with fees and payment statuses tracked in Selloff.
- [Accounting export](https://www.selloff.auction/features/accounting-export.md): Export buyer, consignor, payment and supplier entries by period, branch and currency to Sage Accpac, OM Finance, Quadra or CSV, without re-keying.
- [E-banking payment transfers](https://www.selloff.auction/features/e-banking-transfers.md): Pay consignors and suppliers by uploading a pain.001 file generated by Selloff to your e-banking, instead of typing each transfer by hand.

### Platform & service

- [Users, roles & permissions](https://www.selloff.auction/features/users-permissions.md): Give each team member a role that matches their job, from external describer to accountant and administrator, plus read-only roles and API keys.
- [Security, hosting & backups](https://www.selloff.auction/features/security-backups.md): A web application with each client's data kept separate, two-factor authentication, role-based access and protected financial records.
- [Interface customisation](https://www.selloff.auction/features/interface-customization.md): Adapt Selloff to your house: description fields, list columns, your branding on documents and emails, and every text your clients read.
- [Support, training & documentation](https://www.selloff.auction/features/support-training.md): Reach the Selloff team in Geneva through the in-app support widget, follow video tutorials and look up every screen in the in-app documentation.
- [Continuous updates & custom development](https://www.selloff.auction/features/updates-custom-development.md): New features and fixes reach your Selloff instance with nothing to install, and features specific to your house can be developed on request.

## Built for how auction houses actually work

The screens your team uses every day, designed around lots, sales and clients rather than generic records.

- [Automatic invoicing](https://www.selloff.auction/features/automatic-invoicing.md): Create buyer invoices and consignor statements from recorded sales in a few clicks, with premium, insurance, fees, shipping and VAT calculated automatically.
- [Client records & history](https://www.selloff.auction/features/client-records.md): One record per contact with addresses, ID and bank details, tags, consignments, bids, invoices and a complete activity history shared by the whole team.
- [Consignor management](https://www.selloff.auction/features/consignor-management.md): Set commission, lot fees, insurance, broker and representative per consignment, group lots under receipts, and keep each consignor informed from one page.
- [Lot descriptions](https://www.selloff.auction/features/lot-descriptions.md): Describe lots on a screen you configure, with texts, custom fields, categories and images, and generate repetitive headings and descriptions automatically.
- [Live auctions & online bidding](https://www.selloff.auction/features/live-auctions.md): Run the room from the auctioneer's console and take live online bids through Selloff Live Auction, with every hammer price recorded in Selloff.
- [Online catalogue publishing](https://www.selloff.auction/features/online-catalogue-publishing.md): Publish catalogues on your own website through the Selloff API and WordPress plugin, with instant updates, online bidding, client accounts and platform exports.

## Connected to the platforms your bidders use

Export catalogues to Drouot and Interenchères and import bids from the major bidding platforms. Send invoices to your accounting and collect payments online.

- [Content Delivery Network](https://www.selloff.auction/integrations/content-delivery-network.md): Serve lot photos and other public images from the content delivery network of your choice: Selloff rewrites public image addresses to your CDN.
- [Sage Accpac](https://www.selloff.auction/integrations/sage-accpac.md): Export buyer invoices, consignor settlements, supplier invoices and payments from Selloff as general ledger batch files for Sage Accpac (Sage 300).
- [Sixbid](https://www.selloff.auction/integrations/sixbid.md): Import the absentee bids placed on Sixbid into your Selloff sale, with each Sixbid bidder matched to an existing client or created as a new contact.
- [Stripe](https://www.selloff.auction/integrations/stripe.md): Let buyers pay their Selloff invoices by card through Stripe, from a payment link on the invoice, with each payment traced back to the invoice.
- [WordPress](https://www.selloff.auction/integrations/wordpress.md): Run your auction website on WordPress with the Selloff plugin: catalogues, lot pages, client accounts and online bidding read live from Selloff.
- [Datatrans](https://www.selloff.auction/integrations/datatrans.md): Let buyers pay their Selloff invoices by card through Datatrans, the Swiss payment service provider, with each payment traced back to the invoice.
- [Label & barcode printing](https://www.selloff.auction/integrations/zebra-label-printing.md): Print lot labels with barcodes, lot-number labels and address labels on Zebra thermal printers straight from the browser, using Zebra Browser Print.
- [Mailchimp](https://www.selloff.auction/integrations/mailchimp.md): Keep your Mailchimp audience in step with Selloff: subscribed clients sync with their language, country and collecting areas, and campaign lists become Mailchimp segments.
- [Numisbids](https://www.selloff.auction/integrations/numisbids.md): Bring the absentee bids placed on NumisBids into your Selloff sale in a few clicks, with each bidder matched to a client record.
- [OM Finance](https://www.selloff.auction/integrations/om-finance.md): Export buyer invoices, consignor settlements, supplier invoices and payments from Selloff as import files for OM Finance, including foreign-currency payments.
- [Brevo](https://www.selloff.auction/integrations/brevo.md): Sync your subscribed clients to a Brevo list with their language, country and collecting areas, and send Selloff campaign lists to Brevo as segments.
- [Philasearch](https://www.selloff.auction/integrations/philasearch.md): Import the bids placed on Philasearch for your stamp and collectibles sales into Selloff, with each bidder matched to an existing client or created as a new contact.
- [Quadra](https://www.selloff.auction/integrations/quadra.md): Export buyer invoices, consignor settlements, supplier invoices and payments from Selloff as CSV files in the column layout used for Quadra accounting imports.
- [Saferpay](https://www.selloff.auction/integrations/saferpay.md): Let buyers pay their Selloff invoices by card through Saferpay, with a payment link on each invoice and every payment traced back to it.
- [Biddr](https://www.selloff.auction/integrations/biddr.md): Import absentee bids and sale results from Biddr into Selloff, and import your Biddr bidders into your client records.
- [Interenchères](https://www.selloff.auction/integrations/interencheres.md): Export your catalogue from Selloff as an Interenchères XML file, with lot identifiers, estimates, reserves and photo links already in the platform’s format.
- [Drouot](https://www.selloff.auction/integrations/drouot.md): Export your catalogue in the Drouot format, import the bidders registered on drouot.com and the results of your sale, and link each lot to its Drouot bidding page.

## Made for specialist houses

Coins, stamps, fine art, autographs, fashion: each trade has its own references, volumes and platforms. Selloff handles them.

- [Numismatics](https://www.selloff.auction/industries/numismatics.md): Selloff helps numismatic auction houses catalogue coins with reference numbers, import bids from NumisBids, Sixbid and Biddr, and invoice large sales quickly.
- [Philately](https://www.selloff.auction/industries/philately.md): Selloff helps philatelic auction houses describe stamps and covers with catalogue references, follow lots sent for certification and import bids from Philasearch and other platforms.
- [Fine art & antiques](https://www.selloff.auction/industries/fine-art-antiques.md): Selloff supports fine art and antiques auction houses from appraisal and consignment to catalogue, live sale, invoicing and consignor settlement, with exports to Drouot and Interenchères.
- [Autographs & manuscripts](https://www.selloff.auction/industries/autographs-manuscripts.md): Selloff helps specialist houses describe letters, manuscripts and rare books in detail, reach the collectors of each author or period, and sell through live and online auctions.
- [Fashion & luxury](https://www.selloff.auction/industries/fashion-luxury.md): Selloff helps fashion and luxury auction houses handle many small consignments of garments, bags and accessories, run frequent online sales, and get paid and ship quickly.
- [Bankruptcy & liquidation](https://www.selloff.auction/industries/bankruptcy-liquidation.md): Selloff helps companies that sell assets from bankruptcies and liquidations to list equipment quickly, run timed online sales with viewing and pickup dates, and report the results to the trustee.

## What’s new, and what’s next

## Used every day by specialist auction houses

- [David Feldman SA](https://www.selloff.auction/clients/david-feldman-sa.md): David Feldman SA is a Geneva auction house specialising in rare stamps and philatelic collections, with regular sales for collectors worldwide.
- [Feldman International Auction](https://www.selloff.auction/clients/feldman-international-auction.md): Feldman International Auction is a brand of David Feldman SA in Geneva, holding online and floor auctions of coins, banknotes, stamps, watches, jewellery and works of art.
- [Le Timbre Classique](https://www.selloff.auction/clients/le-timbre-classique.md): Le Timbre Classique SA is a philatelic auction house based in Geneva, with an office in Paris, selling stamps, covers and postal history through auctions, offer sales and net-price sales.
- [Maison Palombo](https://www.selloff.auction/clients/maison-palombo.md): Maison Palombo is a numismatic firm in the old town of Geneva, dealing in collectible coins and precious metals and holding coin auctions.
- [Numisor](https://www.selloff.auction/clients/numisor.md): Numisor SA is a numismatic auction house in Geneva holding floor and online coin auctions, and selling bullion and investment coins.
- [Rumnicoin](https://www.selloff.auction/clients/rumnicoin.md): Rumnicoin is a family-run auction house in the United Kingdom, holding curated online auctions of British, world and ancient coins.
- [Artoria](https://www.selloff.auction/clients/artoria.md): Artoria is a Geneva-based specialist in autographs, manuscripts and rare books, offering appraisal, purchase and sale. Its auctions are held in Geneva in partnership with David Feldman SA.
- [Penelope's Auction](https://www.selloff.auction/clients/penelopes-auction.md): Penelope's is a Paris auction house specialising in vintage fashion, selling clothing, bags, jewellery and accessories by designers such as Chanel, Dior, Hermès and Yves Saint Laurent.
- [Cérès Philatélie](https://www.selloff.auction/clients/ceres-philatelie.md): Cérès Philatélie is a Paris stamp house, now part of Le Timbre Classique, selling stamps, covers and collections from France, the French colonies and Europe through offer sales held since 1976.
- [Faillites info](https://www.selloff.auction/clients/faillites-info.md): Faillites info is a company in Bierset, Belgium, that sells equipment and stock from bankruptcies, liquidations and business closures, such as machine tools, tools, Horeca equipment, IT, vehicles and office furniture, through online auctions with viewing and pickup at its warehouse.
- [Jamet Baudot Pothion](https://www.selloff.auction/clients/jamet-baudot-pothion.md): Jamet Baudot Pothion is a Paris postal history house founded in 1945, now part of Le Timbre Classique, selling old letters with or without stamps (1700–1950) and postal markings through offer sales, auctions and net-price sales.

## Frequently asked questions

### What is Selloff?

Selloff is web-based management software for auction houses. It covers the whole cycle in one system: clients and marketing (CRM), consignments, cataloguing and lot descriptions, sales and bidding, invoicing, payments, shipping and accounting.

### Who is Selloff for?

Auction houses of every size, and particularly specialist houses — coins and banknotes, stamps, fine art and antiques, autographs and manuscripts, fashion and luxury. It is used daily by auctioneers, cataloguers, front-desk, accounting and shipping teams.

### Does Selloff work with online bidding platforms?

Yes. Selloff exports catalogues to Drouot and Interenchères, imports absentee bids from Sixbid, NumisBids, Philasearch and Biddr, as well as bidders and results from Biddr and Drouot, and runs live online bidding through Redpoint or its own live auction module. See the [integrations](https://www.selloff.auction/integrations.md) page for details.

### Which languages does Selloff support?

The interface is available in English, French and German. Each lot has an alternative heading and description, for example for a second language, and documents such as invoices and letters can be sent in each client’s language.

### Can we migrate our existing data?

Yes. Contacts can be imported from spreadsheets, and the Selloff team helps you plan the migration of clients, lots and history from your current tools during onboarding.

### How is Selloff priced?

Pricing depends on the modules you use and the size of your house. [Request a demo](https://www.selloff.auction/demo.md) and we will prepare a proposal based on your sale types and volumes.

## See Selloff running on a sale like yours.

A one-hour demo, with your sale types and your questions. No slides.