Patozon via Amazon offers Prime members the Mpow 3-in-1 Universal Phone Clip Lens Kit for $13.99. Coupon code "FNJ3IJ9Y" drops it to $9.99. With free shipping, that's $30 off list and the lowest total price we could find by $8. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $6.10.) It includes fisheye, wide angle, and macro interchangeable lenses that can be clipped to most mobile devices, including iPhones and Android phones.