AndroCaptcha is a free and easy to use plugin that allows you to add Android like captcha in WordPres. The plugin activates captcha like you use in android lock screen where you have to match the pattern from given image.
Installation & Usage: Install and activate AndroCaptcha – Android like Captcha for WordPress plugin. After activation visit your admin area Dashboard -> Settings -> Androcaptcha Settings and choose your colors:
Features:
- Captcha is just like the android lock screen.
- Simply deactivate the plugin for removing captcha
- Allows you to set the colors of the elements of the captcha
- Extra level of security is added in your admin page login form
- Replicate the pattern from an image in order to set the right captcha
- There is no content on the image, so its difficult for a bot to login in place of a human.
- After the plugin is deleted, it leaves no residue in database or anywhere else.