Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Hyperping - Cheap uptime and performance monitoring with detailed reporting and flexible alerting
Telegram X - Meet Telegram X for iOS and Android – two new official apps that offer more speed, longer batter life and smooth animations.
Monkey Test It - Primate powered algorithms that scan your site for common bugs and SEO mistakes.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
WebGazer - Monitor your website's availability with WebGazer, review its performance and get instant notifications when your website goes down. No installation required and free plan available.