There are three types of Greece Visit Visas available for Indian applicants. A Single-entry visa allows you to enter the Schengen area once within the visa validity period. A Double-entry visa permits two entries into the Schengen area. A Multiple-entry visa allows several consecutive visits to the Schengen area and is valid for up to 5 years, with each stay not exceeding 90 days within any 180-day period. The type of visa granted depends on your travel history, purpose of visit, and the discretion of the issuing visa authority.