01Spam Protection & Captcha@AntiSpamGlobalBotFreeCaptcha plus a shared spammer database: blocks known bad accounts on join and challenges the rest. Free.Captcha & bot protectionFreeWorks in groupsChecked Oct 2267 / 100ScoreOpen
02Rose@MissRose_botFreeThe most widely used free group manager: warns, mutes and bans, word filters, welcome messages with captcha, anti-flood and federations for networks of chats. English and dozens of languages, 2.3 million monthly users.Moderation & anti-spamFreeWorks in groupsMultilingualChecked Oct 2288 / 100Score2.3MusersOpen
03Group Help@GroupHelpBotFreeFree group manager with a button-driven setup: anti-spam, anti-flood, welcome with captcha, rules, media locks and user levels. Interface in many languages, 2.4 million monthly users.Moderation & anti-spamFreeWorks in groupsMultilingualChecked Oct 2286 / 100Score2.4MusersOpen
04Shieldy@shieldy_botFreeThe best-known standalone captcha bot for Telegram groups: button, math or custom question on entry, kicks whoever fails. Free, open, 207 thousand monthly users.Captcha & bot protectionFreeWorks in groupsOpen sourceChecked Oct 2285 / 100Score206.8KusersOpen
05ChatKeeperBot@chatkeeperbotFreemiumAll-in-one group admin bot: moderation, anti-spam, captcha, greetings and basic stats in one dashboard, trusted by over 500,000 admins. Free core, English interface.Moderation & anti-spamFreemiumWorks in groupsEnglishChecked Oct 2279 / 100Score522.6KusersOpen
06The Join Captcha Bot@join_captcha_botFreeInternational, open-source captcha bot: image or math verification for new group members. Free, multilingual, 18 thousand monthly users.Captcha & bot protectionFreeWorks in groupsMultilingualChecked Oct 2275 / 100Score17.8KusersOpen
07DaySandBox@daysandbox_botFreePuts new members in a temporary sandbox: their messages are hidden from the group until they prove they are not spam. Free.Welcome messages & rulesFreeWorks in groupsEnglishChecked Oct 2268 / 100ScoreOpen
