MiniInTheBox offers the Fidget Spinner Metal Phone Holder in several colors (Brown pictured) for $2.99 with free shipping. That's the lowest price we could find by $7. It is for phones 4.6" to 5.5".

Note: This item ships from China and may take two to five weeks to arrive. Uncheck "Add Shipping Insurance to your order" during checkout to remove the 49-cent fee.