Watermarkly offers a free online tool to blur faces in photos, ensuring privacy and compliance with data protection regulations. Utilizing advanced AI technology, the app automatically detects and blurs faces in batch images, allowing users to adjust blur intensity and selectively choose which faces to keep visible. The user-friendly interface requires no downloads or registration, making it accessible on any device. With features like smooth borders and customizable blur shapes, Watermarkly simplifies the process of protecting sensitive information in visual content, making it ideal for personal and professional use.