Magento 2 Advanced Extra Fee by MageComp allows you to charge your customer by offering extra paid services & your customer can buy services if needed while checkout.
Magento 2 Product Fees Extension by MageComp allows the store owner to create and apply similar or unique product surcharges and fees on customers’ purchase.
Magento 2 Payment Fee extension allows store owners to charge their customers for selecting a specific payment method to complete their product purchase from all available payment methods.
Magento 2 Extra Fee extension allows adding extra charges for additional services like gift wrap, rush order, packing charges etc. and display it on cart and checkout page.
Magento 2 Minimum Order Fee by MageComp allows you to charge small order fee for the purchase that is below set minimum order amount.