See New Listings First.
Buy Before Your Competition.

The professional marketplace scanner built for serious resellers. Monitor Etsy, Mercari, and Poshmark with fast updates. Stop losing deals to slow search tools.

Professional Tools for Professional Resellers

Stop wasting hours on marketplace search tools. Built for people who treat arbitrage as a real business.

Speed

Speed Advantage

See new listings from Etsy, Mercari, and Poshmark quickly in one unified feed. Speed equals profit in arbitrage.

Filter

Advanced Filtering

Client-side filters eliminate 90% of junk efficiently. Block sellers, exclude keywords, and show only viable opportunities. Built for precision.

Alerts

Fast Alerts

Telegram notifications when new listings appear. Be first to see it, first to buy it. Your competition is still manually refreshing.

Highlight

Keyword Intelligence

Highlight "authentic" in green, flag "replica" in red. Quickly identify profitable listings vs. time-wasters. Every second counts.

Monitor

Multi-Platform Monitoring

Monitor multiple marketplaces simultaneously with customized parameters for each. One tool, complete market coverage.

Clean

Clean Data Feed

Aggregated data cuts through ads and promoted content. See only real listings from real sellers. No clutter.

How PowerBuyer Works

Get started in minutes, not hours

Step 1

Create Your Account

Sign up in seconds with just your email. Get instant access to your 3-day free trial - no credit card required.

Step 2

Configure Your Searches

Set up your search terms, filters, and preferences for each marketplace. Customize to your exact needs.

Step 3

Start Finding Deals

Watch as PowerBuyer aggregates listings from Etsy, Mercari, and Poshmark into one beautiful feed. Click any listing to view and purchase on the original marketplace.

Stop Losing Deals to Slow Tools

Join professional resellers who save hours daily with faster marketplace monitoring. See listings first, buy before competition. Start your 3-day trial - no credit card required.

Start 3-Day Trial