Merchants have found "CustomShip" to be extremely useful due to its flexibility and comprehensive shipping options. It caters to both small and large stores by allowing customization of shipping rates based on various parameters such as postal codes and product SKUs. The app is particularly praised for being free while offering features comparable to paid apps on the market.
"CustomShip" is widely appreciated for its robust features and excellent customer support while being a free service. Although it may appear complex initially, the practicality and flexibility it offers make it a valuable tool for merchants seeking advanced shipping solutions. Overall, it is well-regarded as an indispensable addition to any merchant's toolkit, especially for those willing to delve into its documentation.