Five9 Softphone Extension

This extension enables you to use a softphone embedded in the Five9 Web application.

Users1M

Rating1.7

Reviews48

Manifest versionV3

7-day growth0

7-day growth rate0%

Preview

Five9 Softphone Extension Media preview

1 assets

Trend

30-day user trend

Review user movement over the last 30 days.

User Growth Over Time

Rating trend

30-day rating change

Track rating movement over time to see whether quality signals remain stable.

30-day rating change

Start

1.68

Latest

1.67

30-day rating change

-0.01

2026年5月29日2026年6月4日

Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthFlat

00%

7-day growthFlat

00%

30-day growthFlat

00%

Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version13.1.2

ManifestV3

Size19.2KiB

Languages1English

Published--

Store updated--

Last crawled--

Overview

Product summary

Review the store description, core capabilities, and common use cases.

The softphone extension is a Chrome/ Chromium browser extension supporting both Chrome and MS Edge browsers. It is code (mainly in JavaScript) that runs in the web browsers. It interacts with web pages in the browser and communicates to the softphone via local WebSockets.

Reviews

Recent review snapshot

Inspect the latest comments and rating distribution.

The Chrome Web Store shows 48 reviews, but only 0 review bodies have synced into ExtScope so far. Showing the synced reviews available right now.

5★

4★

3★

2★

1★

Similar and related extensions

Review related products from the Chrome Web Store detail page.

Caffeine - Keep Awake

Developer Tools

Prevent screen dimming or activating a screen saver by overriding power-saving settings to keep the system or display awake

Dark Mode for Salesforce

Functionality & UI

Take care of your eyes day and night using dark theme for Salesforce tools and services.

Salesforce

Workflow & Planning

FreemiumConfidence 64

Work with Salesforce records directly in your browser.

Salesforce Dark Theme

Functionality & UI

Experience Salesforce ecosystem in dark mode!

Text Blaze: Templates and Snippets

Tools

Create smart text expansions to get more done and streamline your work. Billions of keystrokes saved!

Salesforce Inspector Reloaded

Developer Tools

FreemiumConfidence 64

Productivity tools for Salesforce administrators and developers to inspect data and metadata directly from the Salesforce UI.

AI product read

Bridge/communication layer between the Five9 Web application and a local Five9 softphone via WebSocket

Enables softphone (VoIP calling) functionality to work within the Five9 cloud contact center web application by providing a local WebSocket bridge to the Five9 desktop softphone client

User installs the extension and opens the Five9 Web application in their browser. The extension's content script injects into Five9 pages and establishes a Chrome runtime port connection to the background service worker. The background script opens a local WebSocket connection to the Five9 softphone desktop application running on ws://127.0.0.1:8083. Messages flow bidirectionally: the web page sends commands through the content script → extension background → WebSocket to the softphone, and responses flow back the same path. The extension handles connection caching and automatic reconnection to maintain reliability.

Target users: Five9 cloud contact center agents / Call center employees using Five9 Web application / Enterprise customer service representatives

Extension source is minified making detailed logic analysis harder, but the communication bridge pattern is clear
Cannot verify if the local softphone on port 8083 itself requires authentication
Five9 is an enterprise B2B product; individual pricing/subscription details are not in the extension code

Monetization

No paid features detected

The extension source code contains no billing, subscription, upgrade, license, or payment logic. There are no premium feature gates, no Stripe/payment API calls, and no UI for purchasing. The 'pro' keyword hits are false positives from 'five9nonprod.net' domain patterns and browser detection code (e.g., 'isChrome'). While Five9 is an enterprise paid service, the extension itself does not gate any features behind payment.

Confidence: 85
Payment platform: --
Source: AI / High
Login required: Yes
Reason: The extension itself has no login UI or authentication code. However, it only activates on Five9 domains (*.five9.com, *.five9.net, *.five9.eu, etc.) and serves as a bridge between the Five9 Web application and a local softphone. The Five9 Web application is an enterprise cloud contact center platform that requires user authentication to access. The extension's content script is injected only into Five9 pages where the user must already be logged in to use the softphone features.

Permission risk

Low-risk permissions

This estimate uses declared permissions and host permissions to assess access scope and sensitivity.

未命中敏感权限或广域站点访问规则

Publisher

Five9, Inc.

Ellamae Williams

Email: [email protected]
Phone: +14083960710
Address: 3001 Bishop Dr Suite 350 San Ramon, CA 94583 US

Public contact fields are shown above. Developer portfolio pages are available on paid accounts.

View developer portfolio

Permissions

Host access