---
title: "MessageHub: Supported Features on Inboxes"
slug: "messagehub-supported-features-on-inboxes"
description: "Explore MessageHub's supported features across various inboxes, including message types, size limits, conversation restrictions, and available functionalities for seamless communication management."
updated: 2025-01-21T15:44:39Z
published: 2025-01-21T15:44:39Z
canonical: "support.myclickfunnels.com/messagehub-supported-features-on-inboxes"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://support.myclickfunnels.com/llms.txt
> Use this file to discover all available pages before exploring further.

# MessageHub: Supported Features on Inboxes

This article will review the **different features each Inbox supports** (Inboxes are also known as channels). Each Inbox can vary in the size of the messages, for example. We will discuss more features in this article.

![](https://cdn.document360.io/e3762771-4bea-47c2-a830-5473d543417a/Images/Documentation/0f6lxx287f6jyes_jqw0xufa0opymkmaha.png)

---

## Requirements

- An active ClickFunnels account
- The [MessageHub](/v1/docs/getting-started-with-messagehub) App

---

## Supported Message Type

| Inbox | Incoming/Outgoing message | Activity message |
| --- | --- | --- |
| Website | Yes | Yes |
| Facebook Messenger | Yes | Yes |
| SMS | Yes | Yes |
| WhatsApp | Yes | Yes |
| Email | Yes | Yes |
| Telegram | Yes | Yes |
| Line | Yes | Yes |
| API | Yes | Yes |

---

## Maximum Message Size

| Inbox | Maximum number of characters |
| --- | --- |
| Website | 10,000 |
| Facebook Messenger | 640 |
| SMS | 160 |
| WhatsApp | 10,000 |
| Email | 10,000 |
| Telegram | 4,096 |
| Line | 2,000 |
| API | 10,000 |

---

## Outbound Conversation Restriction

| Inbox | Restriction |
| --- | --- |
| Website | You can create outbound conversations with verified contacts. |
| Facebook Messenger | Cannot create outbound conversations. The first message should be from the contact. |
| SMS | No restriction |
| WhatsApp | Cannot send messages other than WhatsApp-approved template messages 24 hours after the last incoming message. |
| Email | No restriction |
| Telegram | Cannot create outbound conversations. The first message should be from the contact. |
| Line | Cannot create outbound conversations. The first message should be from the contact. |
| API | No restriction |

---

## Outgoing Message Restriction

| Inbox | Restriction |
| --- | --- |
| Website | No restriction |
| Facebook Messenger | Cannot send promotional messages 24 hours after the last incoming message. |
| SMS | No restriction |
| WhatsApp | Cannot send messages other than WhatsApp-approved template messages 24 hours after the last incoming message. |
| Email | No restriction |
| Telegram | No restriction |
| Line | No restriction |
| API | No restriction |

---

## Available Features

| Inbox | Channel greeting | Attachments | Auto Assignment |
| --- | --- | --- | --- |
| Website | Yes | Yes | Yes |
| Facebook Messenger | Yes | Yes | Yes |
| SMS | Yes | No | Yes |
| WhatsApp | Yes | Yes | Yes |
| Email | Yes | Yes | Yes |
| Telegram | Yes | Yes | Yes |
| Line | Yes | No | Yes |
| API | Yes | Yes | Yes |