Launching today
SellProof
Check if a product sells using Meta's Ad Library
2 followers
Check if a product sells using Meta's Ad Library
2 followers
SellProof is a desktop app for e-commerce sellers and dropshippers who sell in Europe. Describe a product once, and it searches Meta's official Ad Library API across 28 EU and UK markets, filters out unrelated shops and big retailers, and returns PASS, UNSURE or FAIL with the reasons, competitor prices and their longest-running ads. It also tracks which ads competitors start and stop. Rules are transparent and editable, data stays local. Windows, Mac, Linux. One-time payment.





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Hi Product Hunt 👋 I'm Yulian, and I built SellProof for dropshippers and Shopify sellers who sell into Europe.
If you dropship, you know the loop: a product looks promising, you set up the store, run ads, and only then find out nobody is really buying it. The answer was usually already public in Meta's Ad Library, but checking it by hand took hours, country by country, skipping unrelated shops and big retailers.
SellProof does that digging for you. Describe your product once, and it searches 28 EU and UK markets, keeps only the shops selling that exact product, and gives a clear PASS, UNSURE or FAIL with the reasons, competitor prices and their longest-running ads. It also finds winning ads in your niche and tracks which ads your competitors launch, scale and stop.
YOU DECIDE WHAT MAKES A PRODUCT WORTH TESTING. SellProof comes with default rules I worked out over time, but you can change every one of them to match how you judge products.
A few choices I made on purpose:
• One-time payment, no subscription while you're still hunting for a winner
• Official Meta API through your own free developer app, no scraping
• Your data stays on your computer
• Free browser demo with sample data, no account needed: https://sellproof.setuplabco.com/demo/
Early access is €39 (regular €49), and early buyers get every update free.
One honest limit: Meta's API only returns product ads from the EU and UK, so it's built for sellers targeting Europe, not US-only stores.
Dropshippers: does PASS / UNSURE / FAIL match how you decide on a product? What would you check first? Ask me anything.
If the price feels high: SellProof will keep growing. I plan to automate more and more of the research work e-commerce sellers do by hand. Buy now at the early-access price, and every new feature reaches you as a free update.