Welcome to Closo! All-in-One Solution for Reselling Businesses!
Last updated: September 2026
This article will help you start using Closo in three simple steps:
Sign up for Closo
Install the Chrome Extension
Connect Your Marketplaces Easily on the Marketplaces Page
Step 1: Create a Closo Account:
Visit thislinkto register for a free Closo account.

With your Closo registration, you’ll start on a free plan with 15 credits in your account. To explore additional features, you can upgrade through the subscription page at your account.
Step 2: Install the Closo Chrome Extension
To download Closo’s Chrome extension or the latest version, just follow these steps:



Step 3: Connect Your Marketplaces
Go to Inventory in the left menu and click Marketplaces to open the Marketplaces page and link your marketplaces.
At the top you will see the Closo Extension card with an “Install the extension” button and the detected extension status. Below it there is a toggle for each marketplace: Poshmark, eBay, Mercari, Depop, Vinted and Shopify. eBay and Shopify connect through their official login (OAuth), while the others are detected through the Closo extension once you are logged into that marketplace in Chrome.
For marketplaces that use the extension:
Install the Closo extension.
Open the marketplace in a new tab in Chrome.
Log into your account.
Go back to the Marketplaces page — the extension detects your login.
Switch the marketplace toggle on. Step-by-step video guides are in the Closo help center.

Step 4: Getting Started
Now, you're ready to break down Closo!
We’ve put together a collection of helpful articles to guide you in exploring Closo's tools and features.
👉🏽 Next steps:Crosslist products from Closo to your marketplaces
📈 Market Signal: Forever 21
Trend score:755(8th percentile) — rising +45.6%. Predicted peak: 2026-04-05.
Source: Closo Market Analytics, 2026
💡 Closo's Market Signals identify product clusters like these based on real conversion data — so you source what sells.Learn more →
⏰Optimal timing: list onTuesdayat 8:00 PM ET, peak sales onTuesdayat 12:00 PM ET.
Source: Closo Market Analytics
Stop guessing what to source. Closo's Market Signals show you what's selling right now — free.
Start Free →No credit card required


