Here is the list of Telegram Media about "CaptchaBot".
Type: Bot Powerful telegram bot to help you manage your groups.
Type: Bot Fight annoying spammers using Telegram Shieldy. Newcomers need to perform some tasks within a set period, otherwise bot will kick them.
Type: Bot This is a smart anti-spam bot for groups. It removes nearly 99% of spam in cost of a small chance for false detection.