PriceDrop - KSP price tracker

With Pricedrop, you can view the price history of all KSP products, know when to buy, and find products with the best prices. The extension displays a price history chart and product statistics on every product page on the KSP website. Found a great deal on KSP? This is the only way to find out whether it is really a good deal or just an inflated price. With the extension, you can find out what a product has cost since it was added to the site and determine whether the price is really worthwhile. Don't buy on KSP before checking Pricedrop.