Based on our record, Shieldy seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
You can add ShieldyBot. It asks new users to perform a set of actions within a specified period. You'll have to set the bot as an admin, and the bot will take care of kicking out those spammers. Source: about 2 years ago
You can just invite ShieldyBot to your group and give it Admin access. That's pretty much it. It's a pretty comprehensive bot. If you're worried about the public infrastructure you can just clone the repo hosted on Github and run it locally on your server. You just have to register it with The Bot Father. Source: about 2 years ago
Referrer Spam Remover - Remove spam bots from your Google Analytics data
Truecaller - Find a person by a name or phone number worldwide for free using Truecaller.
Re:scam - I’m an AI chatbot created to send scammers a message.
Kyte - India's first AI powered SMS inbox
Loganix - The most powerful spam blocker
Hiya - Know who's calling or texting and block spammers on Android