The Kentucky Mobile ID app, developed by identity solutions company Idemia, represents the state's official foray into digital identification. It functions as a verified companion to a physical driver's license or ID card, storing a cryptographically secure version on a user's Android device. The app enters a market where digital ID acceptance is still evolving, positioning itself as a potential wallet replacement for specific, high-convenience scenarios. Core functionality centers on presenting the digital ID for verification. Users must first enroll their physical license through a multi-step process with the Kentucky Transportation Cabinet. Once verified, the app displays a dynamic, front-and-back view of the ID. A key feature is the user-controlled disclosure; individuals can choose to reveal only specific information, such as age or a portrait, without showing their full address. The app also generates a timed QR code for validation, which refreshes periodically to prevent screenshot-based fraud. In real-world usage, the most relevant application is at TSA checkpoints in participating airports, where it is approved for identity verification. For residents, use at retailers for age verification on alcohol or tobacco purchases is another intended scenario. However, the experience is fundamentally dictated by whether the person scanning the code has the proper reader and is authorized to accept it. This creates a patchwork experience where the app is invaluable in supported locations but entirely useless in others, requiring users to still carry their physical ID as a backup. As a newly launched official service, public user reviews are sparse. Feedback from early adopters in other states with similar Idemia-powered apps often highlights the convenience at TSA PreCheck lines and the perceived security of controlling personal data disclosure. Common critiques from these parallel implementations mention the initial enrollment process can be finicky, requiring good lighting to scan the physical card, and a recurring concern over device battery life—a dead phone means no ID. Overall, the Kentucky Mobile ID app is a competently executed digital credential with clear benefits in specific, state-sanctioned contexts. Its success as a true replacement is limited not by the technology, but by the slow rollout of acceptance infrastructure among local businesses and law enforcement. For frequent flyers from Kentucky, it provides a genuine advantage. For general daily use, it remains a supplemental option rather than a standalone solution, with the physical card still being an essential carry for the foreseeable future.