VAT Calculator is a Widgets software developed by Ran Ben-Yair. After our trial and test, the software is proved to be official, secure and free. Here is the official description for VAT Calculator:

EditByMarydown: Use the VAT Calculator to easily calculate VAT and Tax. VAT calculator allows you to add or remove VAT (GST) from any price or product. Make your tax calculation with VAT Calculator directly from your Desktop!