BMTC Line checker app is a free app for BMTC Line Checkers to scan, search and validate bus passes issued on the Tummoc customer app. 👉Daily Validation Counter View a count of the validations done in a day using the BMTC Line checker app 👉Scan & Search Validate passes with the QR code scanner or search by the pass number 👉Validate Single-click validation of BMTC bus passes 👉Validation History View the entire validation history of the passes validated in a day and the details of these passes.