Pricing Search Engines

A list of search engines for finding prices of products and services.

• Book Finder - Find the best price for a given textbook
• Camel Camel Camel - Search through Amazon's historic prices
• Coin Market Cap - The price of various virtual currencies
• Gas Buddy - Find the cheapest gas
• Goldline - Metal prices (gold, silver, etc.)
• Indeed Salaries - Look at salaries for jobs in a given area
• Land Watch - The price of land
• Octopart - Industrial parts
• Pad Mapper - Apartment hunting
• PC Part Picker - Find the best prices for computer parts
• Treasury Yields - Cost of government debt
• XE - Currency prices
• Yahoo Finance - Stock prices
• Zillow - Housing price search engine

Did I miss one? Please let me know.