3 items
Sync your Facebook Marketplace and Gumtree sessions with SyncSellr for cross-marketplace listing management. SyncSellr - Marketplace Cookie Sync enables furniture and vehicle resellers to manage listings across Facebook Marketplace and Gumtree from a single dashboard. This extension syncs your marketplace session cookies with the SyncSellr web app (https://syncsellr.com), allowing the platform to publish and manage listings on your behalf. Instead of manually logging in to each marketplace, you sign in once in your browser and the extension securely captures and transmits those sessions. How it works: 1. Sign in to your SyncSellr account via the extension popup 2. Visit Facebook Marketplace or Gumtree and sign in normally 3. Click "Sync Cookies" in the extension popup 4. SyncSellr can now publish and manage listings on those marketplaces for you Key features: - One-click cookie sync for Facebook Marketplace and Gumtree - Automatic background re-sync every 4 hours - AES-256-GCM encrypted cookie storage - Only captures cookies from Facebook and Gumtree (no other sites) - No browsing history, page content, or passwords collected Requires a SyncSellr account at https://syncsellr.com
Mar 18, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.