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FOR INDEPENDENT OPERATORS

Two marketplaces is a business. Three is a full-time job. One ledger makes it manageable.

Connect eBay, Shopify, and Discogs once. Instica keeps one record per item, pushes your price and quantity changes out to every channel, and tracks what each sale cost you and what it actually paid.

25 items
Free plan, no card
3 channels
eBay, Shopify, Discogs
12 columns
CSV export, every plan

01 / CONNECT

Connect every channel you sell on. One ledger for all of them.

OAuth once per channel. Instica reads your existing listings and matches them into one inventory record. No re-entry, no spreadsheet gymnastics, no more checking three tabs to know what’s still available.

For how a specific pair of channels fits together, see marketplace integrations or the eBay and Discogs comparison.

eBay · Shopify · Discogs · OAuth, no API keys

Instica marketplace connections — OAuth once per channel, eBay and Discogs

02 / QUIET SYNC

An eBay or Discogs sale. Every other channel updated in seconds.

One item, three channels, one Instica action. An eBay sale arrives by webhook and a Discogs sale on the next order sync — Instica marks the item sold and updates your other listings.

Shopify orders are not read back. Instica does not request access to them, so a sale on your own storefront is the one you mark sold yourself. See the full sync direction matrix →

eBay by webhook · Discogs by scheduled sync · conflicts named

eBay import in progress — Instica importing 1,247 items from your account

03 / LEDGER

One row per item. Cost, gross, fees, net. The spreadsheet you’ve been building manually.

Every sale across every channel in one exportable ledger. CSV in one click on every plan. This is the spreadsheet you hand your accountant at year-end — already done.

12-column export · cost basis · all plans

Transaction ledger — every sale across every channel in one exportable CSV

BEFORE YOU SIGN UP

Three things Instica does not do.

Shopify orders are not read back.

Instica does not request access to your storefront's orders, so a sale on your own site is the one you mark sold yourself. eBay reports a sale by webhook and Discogs on the next scheduled sync. The full matrix is on the marketplaces page →

Detection is best effort, not a guarantee.

A channel outage, a delayed sync, or two buyers checking out seconds apart can still leave you cancelling on one of them. Fewer oversells is the honest promise; none is not.

Three channels, not thirty.

eBay, Shopify, and Discogs are what Instica supports today. If your inventory is spread across a dozen niche platforms, this is not the tool for that yet.

PRICING

Free

$0

25 listings · 1 channel

Studio · 14-day trial

$49/mo

5,000 listings · bulk tools

Annual billing. Full pricing →

Start with Free. One ledger, every channel.

Start free →

From the reselling course

Reading for a business running on more than one channel

Once there are three channels there are three sets of fees, three sets of records and one question: was the busy month profitable? These guides build that answer up from the ledger.

  1. 01
    Marketplace Fees Explained

    What each channel charges, in terms that let you price across all of them at once.

  2. 02
    Inventory Accounting and Cost of Goods Sold

    One ledger, cost of goods included, as the basis for everything else.

  3. 03
    The Numbers That Run the Business

    The measures that show whether growth is earning or merely enlarging.

  4. 04
    Seller Account Health

    Every channel enforces its own standards. Learn them before they bite.

  5. 05
    Handling Returns and Buyer Disputes

    A returns process that survives three channels with three policies.

  6. 06
    Going Full Time

    Turning a trade that works into a business that pays a wage.

Open and free to read — the course index. If you want a starting point instead, take the three-minute diagnostic.

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