Meet Hiku: a smart shopping button that lets you scan barcodes and use voice commands to add items to your shopping list. The Hiku app stays on your smartphone and gives you access to your saved list. You can also connect Hiku to online stores.
The device recognizes your voice, so you can speak to it to put items in your list. You can attach the device to your fridge using magnets. Costs $49 at this time.