Optimize your communication capabilities by connecting current internal platform to cloud-based messaging services.
No additional fees and credit card needed.
Trusted by 100+ companies and institutions to grow communication platforms.
Reduce system risks with separate API access for each communication channel.
Make sure OTP is well-received with automatic fallback across channels.
Maintain service operational through status, quota and history tracking.
Improve customer satisfaction by connecting multiple communication channels directly to your system.





Enjoy streamlined communications to support service growth with API integration.
Optimize campaigns using our and Meta-approved templates.
Maintain a professional presence with flexible sender options.
Integrate APIs safely using email or token-based authentication.
Consult with our experts to boost services and sales through effective customer interaction.
Get inspired improving your services with omnichannel communication solutions.


Improve service quality and public satisfaction through a centralized help and information center, powered by CRM and chatbot support.

Improve Tax Collection 15x More Efficient Through Digital Communication Deliver tax information more personally and efficiently in West Sumatera using broadcast messaging services.

Strengthen trusted communication across lectures ad students at Poltekkes Kemenkes through broadcast messages from the official WhatsApp Business account.

Respond to customer needs faster at IPC Terminal Petikemas by improving service performance with CRM and chatbot integration.
Discover other OCA products to help you connect with customers and support your service growth.
Deliver fast and personalized communication through AI-powered interactive chatbots.
Manage customer messages from multiple channels in one integrated platform.
Schedule your campaign message to multiple customers automatically.
Reduce security risks by monitoring data leaks linked to your email address.
Deliver fast and personalized communication through AI-powered interactive chatbots.
Manage customer messages from multiple channels in one integrated platform.
Schedule your campaign message to multiple customers automatically.
Reduce security risks by monitoring data leaks linked to your email address.
Get to know more about using OCA API to simplify customer interactions inside your internal platform.