Based on our record, iMessages + Apps seems to be more popular. It has been mentiond 1 time 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.
When you say 'messenger app', do you mean imessage, facebook's messenger app,or some other proprietary software for your work? If imessage, you can sign up for a developer account and just build an app/app extension that way? Apple developer. Source: over 2 years ago
Amio - Amio is an easy-to-use conversational AI platform that enables the creation of highly reliable chatbots.
Epichat for Messenger - Raise your social media marketing to the next level
Zeel - Same-day, in-home massage, from the leaders in on-demand wellness.
Upcado - Super easy to use Messenger Marketing tool for your business
Conte.ai - Conte.ai is a modern web-service for businesses of all sizes from any industry
Wassenger - WhatsApp API & Multi-user platform for Teams and Businesses