Users appreciate the plugin for its seamless integration with Contact Form 7, allowing for easy implementation of handwritten signatures. It works well across devices, and signatures can appear in emails or as links. The plugin aids various uses like model releases and contracts, saving users money as it is free. Additionally, the developer, Tameroski, offers good support and is responsive to user feedback. However, some drawbacks include issues with certain other plugins, occasional email formatting problems, and a learning curve for full functionality. Users also desire more customization features, such as using WP-Color-Picker and improved canvas validation. Despite a few negative experiences, overall satisfaction is high.