RecommendationsI know of others but I'm not sure they are still maintained till date. If you have recommendations for this service, you can drop and I will gladly add to Op.
I ever saw the Bitcointalk Notification Bot. But I really aware of using 3rd party in my app (telegram bot). So would you share your experience by using this kind of notication? is it really safe? Because I ever saw an article about
Warning using Bots on Telegram.