See online commerce clearly.
Then profit.

With Terapeak Professional, get access to actual long-term activity from eBay and, the world’s premier online marketplaces. See the real prices, trends, competitors, and category statistics that affect your business every day.
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Average Price
Average Shipping
Start Price
Sell Through
Item Sold

Big Data,
Simple tools.

Rely on easy-to use search and charting tools to understand what’s happening in e-commerce, both today and over the past year. See...

  • Sales rates
  • Product pricing
  • Offers and sales ranks
  • Category trends
  • Competitor strategies
  • Top keywords
  • Shopper interests

—all at your fingertips.

Spot trends that others miss.

Quickly identify opportunities that other sellers miss using Terapeak’s dynamic category charts, which reveal up to two years of recent activity.

month trends
data points

Get key insider advantages.

Outflank competitors by studying listing details long gone from eBay—and by knowing who else sells what you sell, at what prices, using what strategies—and with what outcomes.

Study the competition


Billions of listings. Top online marketplaces. A full year of eBay and Amazon activity.

What you see on eBay and Amazon is only part of the story. Terapeak gives you the whole story—365 days of eBay and Amazon data, paired with new opportunities for your own selling, across marketplaces.

365 Days of Amazon and Global eBay Data

Don’t wait—start your 7-day Terapeak Professional trial today!

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Terapeak MySales

Simple, automatic sales reporting and analysis,
from the selling dashboard tool with you at its core.

Learn more >