Greater Goods via Amazon offers Prime members the Weight Gurus Smartphone-Connected Digital Bathroom Scale in Black, Silver, or White, model no. 0364, for $19.99. (Non-members can get free shipping with orders of $35 or more; otherwise, shipping adds $9.49.) That's $6 under our August mention and the lowest total price we could find by $8. It features an LCD screen, iPhone or Android app, auto user detect for up to eight users, four sensors, and 400-lb. capacity.