Ziftr Alerts (formerly FreePriceAlerts)

评分5星，满分5星

由 JV 发表于 Feb. 22, 2011 · 永久链接

I found this in extension Google Chrome first. I liked it so much I added it to my Firefox. Has saved me quite a bit of money so far, without me needing to think about it. @river_dacota I prefer the alert style easier to notice (for me).