Security and privacy have grown to be urgent issues in the digital age. Safeguarding sensitive and personal data has become imperative due to the surge in cyber threats and data breaches. Device security and access are made possible by the voice recognition technologya rummy used by the Tuffer Voice Lock App. With the help of this app, tablets and smartphones can be protected in a novel way that limits access to the device and its contents to authorized users only. With the help of voice commands, users can unlock their devices with ease thanks to the user-friendly Tuffer Voice Lock App. The application provides high-level security without the need for traditional PIN codes or passwords by accurately identifying and authenticating users through the use of sophisticated voice recognition algorithms.