Keepa

Keepa. It is a browser extension and web application primarily known as a price tracking and historical data analysis tool for products sold on the Amazon marketplace. The service provides users with detailed price history charts, price drop alerts, and product availability monitoring across various Amazon domains globally. By aggregating vast amounts of e-commerce data, it aims to inform purchasing decisions and identify pricing trends for both consumers and sellers.

Overview

The platform operates as a freemium service, offering basic tracking features for free while reserving advanced analytics and API access for subscription plans. Its core functionality revolves around continuously scraping and archiving product data from Amazon.com and its international sites like Amazon.co.uk and Amazon.de. This data is then presented through interactive charts that display fluctuations in a product's list price, market price, and Amazon Prime eligibility over time. The tool is particularly popular within communities of deal hunters, Amazon FBA sellers, and arbitrage traders who rely on historical data to gauge fair value and optimal buying or selling windows. Integration with major web browsers like Google Chrome and Mozilla Firefox via its extension allows for seamless use while browsing Amazon directly.

Features and functionality

Key features include customizable price drop alerts sent via email or browser notifications, allowing users to set target prices for specific items. The historical price charts detail not only price points but also track the movement of products in and out of Amazon Warehouse Deals and the Amazon Lightning Deals program. For marketplace sellers, tools analyze sales rank history and provide data on the number of third-party sellers for a given product, which is critical for competitive analysis. The service also distinguishes between prices sold by Amazon directly and those offered by merchant fulfilled sellers, and it can track price changes for used books and collectible items. Advanced filtering within its product search enables users to find items experiencing significant discounts or those that have recently hit their all-time low price according to the archived data.

Business model and pricing

Its revenue is generated through a tiered SaaS subscription model, with a free tier offering access to basic price history charts and a single alert. Paid tiers, such as the Professional plan, unlock features like unlimited price alerts, access to sales rank history, and the ability to view data without CAPTCHA interruptions. The highest-tier subscriptions are geared towards professional sellers and developers, providing bulk data exports, advanced API access for integration into other tools, and detailed Amazon Best Sellers Rank analytics. This model aligns with similar data-centric services in the e-commerce ecosystem, such as Camelcamelcamel and Honey (website), though it often distinguishes itself with a broader historical data archive and more granular marketplace metrics. Subscription plans are typically billed on a monthly or annual basis, with discounts offered for longer commitments.

History and development

The project was initially launched in Germany, with early development focused on tracking prices on Amazon.de. It gained significant traction among European users before expanding its data coverage to include Amazon marketplaces in North America and Asia. A major milestone was the release of its browser extension, which greatly increased its accessibility and user adoption by embedding its charts directly onto Amazon product pages. Over time, it has continually expanded its dataset, now claiming to track hundreds of millions of products and billions of price points. Development has been driven by user feedback from communities on platforms like Reddit, leading to the addition of features tailored for Amazon FBA entrepreneurs and drop shipping businesses. The company has maintained its operational base in Europe, navigating the complex data privacy regulations of the European Union while serving a global user base.

Impact and reception

The tool has been widely covered in consumer technology media outlets like CNET and TechCrunch as an essential aid for smart shopping. It has empowered consumers to avoid impulse buying by visualizing pricing cycles, particularly for electronics and small appliances which often see volatile pricing. Within the Amazon seller community, it is considered a vital business intelligence tool for pricing strategy and inventory management. Critics or competitors have occasionally raised questions about the sustainability of its web scraping methods in relation to Amazon's terms of service, though it has operated consistently for years. Its extensive data archive has also been used for academic and journalistic research into Amazon's pricing algorithms and market dynamics. The service is frequently recommended alongside other coupon and reward websites as part of a comprehensive online shopping toolkit.