Droplert price tracker helps spot fake discounts across online stores

The author used Droplert, an Android price-tracking app, to monitor prices beyond Amazon. It supports many retailers, including Walmart, eBay, AliExpress, and Shopify stores, and can show whether a listed discount is genuine. The app's automatic price detection was sometimes inaccurate, requiring manual entry.
Droplert is an Android app that tracks prices across many online retailers, including Amazon, Walmart, eBay, AliExpress, Daraz, and independent Shopify shops. In testing, it captured a product's name, image, and current price, though automatic detection sometimes failed and required manual correction.
Free users can schedule checks from hourly to weekly and receive price-drop alerts. Premium adds shorter/custom intervals plus increase, target, and significant-change alerts. The app appears to read page metadata or user-selected elements rather than relying on retailer APIs, which broadens coverage but may be vulnerable to site changes or anti-bot measures.
Shoppers who compare prices across multiple retailers may benefit from broader tracking, potentially reducing deceptive discount purchases. Retailers and marketplaces could face more informed consumers, though inaccurate automatic detection may limit trust or require manual effort. The app's API-free method may make price transparency more accessible, but site changes or blocking could affect reliability.