Shiftsy

Shiftsy displays social proof popups that show past purchases/cart adds on your store.

Shiftsy helps you boost conversions by showing shoppers that people love your products. Regardless of how heavy your sales traffic is, you can use Shiftsy to advertise hot products and demonstrate track record, and funnel users towards purchasing products on your store. We're a team of ex-Facebook and Apple engineers, who are dedicated to building the best possible products, so rest assured, you'll get 24-hour turnaround support, and the best UI of any social proof widget on the app store.

• Beautiful social proof pop-ups -- keep your store looking great!
• Easy to use -- just install the app and get started in seconds.
• Easily see popup effectiveness -- you can track metrics right on the app