VAT on Fees is a Chrome extension developed by Seller Amp, available for free in the Browsers category under Add-ons & Tools. This extension aims to enhance the functionality of the "Fulfilment by Amazon Revenue Calculator" by calculating the VAT added to Amazon fees.

When utilizing the Fulfilment by Amazon Revenue Calculator, sellers often overlook the VAT component, potentially leading to inaccurate profit estimations. VAT on Fees steps in to provide clarity by displaying the VAT amount and its impact on profit margins. Additionally, it offers insights into Return Of Investment (ROI) based on the cost price, empowering users to make informed and lucrative selling decisions.