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One API for Multi-Channel Messaging

Integrate LinkedIn and WhatsApp to transform your app into a powerful communication hub using the best Messaging API

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Easy-Integration Messaging and Email for Software Publishers

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All Messaging Channels accessibility :
Including LinkedIn, WhatsApp, and Beyond

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New Features, No Effort :
Introduce WhatsApp Chat and LinkedIn Requests as New Features in User Profiles

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In-App Engagement, No Switch:
Optimize user experience in your app, removing the need for external switching.

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One API for Top Messaging Apps

> Accessible soon

Our Innovative Messaging API Features to grow your business

Boost user engagement across all channels by seamlessly integrating the various channels with our rich feature set.

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Send an invitation on LinkedIn– Initiate a new chat on WhatsApp :
Easily connect with professionals on LinkedIn and start real-time chats on WhatsApp with our seamless integration.

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Connect and Chat Directly from Contact Profiles :
Users can chat directly within the software, eliminating the need to switch between different apps or platforms.

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Easy Chat History Management :
Simplify chat history management with easy access to all chat records within the software. Our feature allows users to effortlessly review and manage their entire chat history for a seamless user experience.

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history contact linkedin api mobile
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Easy Chat History Management :
Simplify chat history management with easy access to all chat records within the software. Our feature allows users to effortlessly review and manage their entire chat history for a seamless user experience.

Elevate Client Satisfaction

Integrating LinkedIn and WhatsApp APIs enhances team efficiency by streamlining interactions with prospects and candidates. It centralizes recruitment and sales data for informed decision-making. When combined with email services, it provides a comprehensive and highly satisfying interface for seamless communication and productivity.


of our clients affirm that these features provide a significant competitive advantage.


LinkedIn integration boosts client retention by over 35% on average

Pierre P.

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“Integrating LinkedIn’s API into Unipile was pivotal, greatly enhancing network efficiency and data synchronization, delivering added value to clients.”

Rachid B.

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Product Manager
CRM Publisher

“Adopting Unipile’s WhatsApp API has streamlined our client communication, resulting in improved customer satisfaction and increased sales.”

Leon L.

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CPO – Outreach Solution

“Unipile’s support team consistently provides exceptional service, offering prompt, knowledgeable, and friendly assistance that enhances our overall experience.”

Accelerate, Streamline, and Simplify with Unipile APIs

Discover effortless integration with Unipile’s developer-friendly APIs, accessible even for non-coders. Accelerate your product development and relish a hassle-free solution for your communication requirements.

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Speed up your roadmap

Unipile APIs simplify integration for publishers, enabling them to focus on core features while efficiently adding new functionalities.

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Maintenance-Free Solution

Unipile ensures maintenance-free, secure API operation with proactive updates, allowing businesses to focus on customer satisfaction without the stress of frequent maintenance.

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Fast and secure integration

Unipile’s SDKs, available in languages like Node.js and PHP, facilitate swift API integration, speeding up development and enabling a focus on enhancing user experiences.

How to Integrate with Our SDKs

Discover how to effortlessly integrate Messaging, Emailing, and Calendar APIs with Unipile’s SDK. This kit offers vital tools for easy integration, saving time and effort, and enabling enhanced communication and scheduling features in your applications.


What is Unipile's API?

Unipile provides a powerful API platform that includes Email, Calendar, and Messaging APIs. These APIs enable you to seamlessly integrate various communication services like Gmail, Microsoft Outlook, WhatsApp, and LinkedIn into your applications, thereby enhancing user experiences and data insights.

How quickly can I integrate with Unipile's APIs?

Unipile’s APIs are designed for easy and quick integration. You can get started in just a few minutes, thanks to our easy setup process and comprehensive documentation. Feel free to access our API documentation here.

What languages are supported by Unipile's APIs?

Unipile’s APIs are designed to be versatile and can support various programming languages. Moreover, we provide SDKs for several languages including Node.js and PHP to make integration even easier. Regardless of your preferred coding language, Unipile’s APIs can accommodate your needs, allowing for smooth and convenient integration. Access the documentation.

How does Unipile's Messaging API unify communications?

Unipile’s Messaging API allows you to unify communications across platforms such as Facebook Messenger, Twitter, WhatsApp, Instagram, and LinkedIn. It enhances user experiences and provides valuable data insights.

Can Unipile's APIs improve customer satisfaction?

Absolutely, by providing a 360-degree view of interactions and ensuring no message goes unnoticed, Unipile’s APIs can significantly increase your Customer Satisfaction (CSAT) scores.

What benefits can users get from Unipile’s Unified Communication APIs?

Unipile’s innovative APIs allow users to seamlessly connect their communication tools, providing the ability to integrate individual messaging services like WhatsApp, Facebook, and more directly into your platform. This not only enriches user data but also delivers a unique and personalized experience.

Where can I find more information about Unipile's API integration?

For detailed information on Unipile’s API integration, please visit our dedicated section on this page. It provides a comprehensive guide on how to seamlessly integrate with our APIs, the benefits they offer, and how they can enhance your operations and user experiences. If you have additional questions, don’t hesitate to schedule a meeting with our experts.

How can I contact the team for an integration ?

Tell us about your project here.We look forward to discussing how Unipile can support your communication needs!

How can I understand the success or failure of an API request?

Unipile API uses conventional HTTP response codes to indicate the success or failure of an API request. Codes in the 2xx range indicate success, while codes in the 4xx range signal an error that failed given the information provided. Codes in the 5xx range are indicative of an error with Unipile’s servers. Our client libraries raise exceptions for several reasons to further inform you about the API’s behavior.