SMS gateway plugin allows website owner to append SMS gateway in Plugin’s Setting Page. It also has various options for captcha, permit sending SMS without login, etc.
SMS gateway Plugin for WordPress is editable SMS Gateway Incorporation in plugin’s setting Page, sender Id setting, delete awful words or not, captcha code allow or disallow and also can fix Captcha Size and character number, append additional verification page when sending SMS, permit or not to permit users to deliver SMS without sign in, and display customized response or unique response from SMS gateway API like SMS API PHP.