QuickSoldCheck

Auto-detect watch model numbers on any page and check eBay sold listings instantly.

v2.0.1 Added onboarding tutorial for first-time users v2.1.0 Select any text on a page to instantly search eBay sold listings (10/day free, unlimited with Pro) v2.1.1 The "🔍 Search" button on text selection now appears only when the side panel is open. Auto-detect product model numbers on any page and instantly check eBay sold listings in a side panel. Not just for watches—works for cameras, lenses, audio gear, and any product with a model number. Perfect for checking market prices, sourcing decisions for reselling, and researching collector item values. ━━━━━━━━━━━━━━━━━━━━━━━ 【Main Features (Free)】 ━━━━━━━━━━━━━━━━━━━━━━━ ◆ Auto Model Number Detection Just open a page and the extension automatically extracts model numbers. No copy-paste needed. Prioritizes titles and headings for high-accuracy detection. ◆ Instant eBay Sold Listings Searches eBay with detected model numbers and displays up to 24 sold listings in the side panel: ・Sold price (USD) ・Sold date ・Product image ・Listing title ・Exact match / Related item distinction ◆ Right-Click Search Select any text on a page → right-click → "eBay Sold Listings" for instant search. ◆ Auto-Search Mode When enabled, automatically runs search on detection. ◆ Manual Search & Rescan Type a model number to search directly. ↺ button to rescan the page. ━━━━━━━━━━━━━━━━━━━━━━━ 【Pro Features】 $2.99/month or $12.99/year (Save 63%) ━━━━━━━━━━━━━━━━━━━━━━━ ✨ Includes a 14-day free trial 📂 Category Filter Filter by Watches / Cameras / Lenses / Audio for improved search accuracy. Get accurate results even when model numbers overlap with other categories (e.g., Canon EOS R50). 📅 Date Range Filter Filter by 7 / 14 / 30 / 60 / 90 days, or set a custom range. Analyze recent prices or long-term trends. 💴 USD → JPY Conversion Automatically displays sold prices in Japanese Yen. Exchange rate fetched automatically (cached for 1 hour). Understand the market at a glance without currency conversion. ━━━━━━━━━━━━━━━━━━━━━━━ 【How to Subscribe to Pro】 ━━━━━━━━━━━━━━━━━━━━━━━ ▼ Step 1: Choose a Plan Click the "Monthly $2.99" or "Yearly $12.99" button in the side panel. The yearly plan saves 63% and is recommended for heavy users. ▼ Step 2: Start 14-Day Free Trial Enter your email and payment information (credit card) on the checkout page. * No charges during the trial period. * Automatically converts to paid plan after 14 days. ▼ Step 3: Receive Your License Key After signup, a license key starting with "QSC-" will be sent to your registered email. ▼ Step 4: Activate Your License Key Open the extension's side panel → click any locked feature (🔒) → paste your license key in the input field → click "Activate". All Pro features unlock instantly. ▼ Cancellation You can cancel anytime via the email you receive after purchase. Canceling during the trial is free—no charges apply. ▼ Multi-Device Use One license key can be used on up to 3 devices. Use it on your work PC, home PC, and laptop. ▼ Payment Payments are securely processed through Polar (online reseller). Supports VISA, Mastercard, Google Pay, and more. ━━━━━━━━━━━━━━━━━━━━━━━ 【Who Is This For?】 ━━━━━━━━━━━━━━━━━━━━━━━ ✅ eBay sellers, resellers, arbitrage buyers ✅ Anyone who wants to know fair market prices instantly ✅ Vintage watch & camera collectors ✅ Thrift store / flea market / online marketplace sourcing ✅ Comparing prices across markets ━━━━━━━━━━━━━━━━━━━━━━━ 【How to Use】 ━━━━━━━━━━━━━━━━━━━━━━━ 1. Click the extension icon to open the side panel 2. Open a product page—model numbers are detected automatically 3. Sold listings appear in the side panel 4. Or select text → right-click → "eBay Sold Listings" ━━━━━━━━━━━━━━━━━━━━━━━ 【Privacy】 ━━━━━━━━━━━━━━━━━━━━━━━ ・No personal information collected ・No browsing history transmitted ・Only performs eBay searches