Magento 2 Free Shipping Bar create a free shipping notifier based on cart total to boost sale. Key features of this extension:
A bar which show the required amount to meet free ship condition will be displayed.
Auto-calculate the remaining amount to free shipping when the cart is updated.
Free shipping condition and message can be customized for different store view and currency.
Free shipping bar will be displayed on many space in store: Hompage, product page, category page and so on.