What are some alternatives?
When comparing ConnectyCube and Telegram, you can also consider the following products
Voxbone - Fully compliant, enterprise-ready voice and SMS on demand. Build local presence on a global scale with elastic SIP trunks and phone numbers. Try for free.
Slack - A messaging app for teams who see through the Earth!
Twilio - Brings voice and messaging to your web and mobile applications.
Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
RingCaptcha - Onboard and verify mobile users with a single SMS
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.