MessageBird Voice API - Add programmatic call capabilities to your app or service
BlockSurvey - Privacy-focused surveys, polls & forms
MessageBird Chat API - Connect with your customers through different messaging apps
Simple Poll - The easiest way to create polls in Slack
MessageBird API on StdLib - Purchase numbers, send SMS and more with one line of code
Slack Surveys by Standuply - A simple, powerful bot for recurring surveys on Slack 📝