Zulip Reviews & Ratings

Zulip

5.0 out of 5 stars
Slack Reviews & Ratings

Slack

4.6 out of 5 stars

Ratings and Reviews 1 Rating

Total 5 out of 5 stars
ease 5 out of 5 stars
features 5 out of 5 stars
design 5 out of 5 stars
support 3 out of 5 stars

Ratings and Reviews 250 Ratings

Total 4.5 out of 5 stars
ease 5 out of 5 stars
features 4.5 out of 5 stars
design 4.5 out of 5 stars
support 4.5 out of 5 stars

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What is Zulip?

Zulip is a communication tool tailored for distributed teams, seamlessly blending real-time chat with email-style threading for effective messaging. This platform allows users to prioritize essential discussions while sidelining less important ones. Built on technologies like Electron and React Native, Zulip boasts modern applications available across all major platforms. As a fully open-source project, it benefits from the contributions of a vast community of developers worldwide. With an extensive 120,000-word documentation resource and a robust codebase, Zulip fosters an inviting environment for customization and enhancements. Its developer community is notably larger and more engaged than that of other contemporary open-source chat solutions such as Mattermost and Rocket.Chat. Additionally, Zulip offers over 90 native integrations, along with access to hundreds more through tools like Hubot, Zapier, and IFTTT, while also enabling users to design their own integrations using its versatile API. The combination of features and community support makes Zulip a compelling choice for teams seeking effective communication solutions.

What is Slack?

Slack is a workplace collaboration platform that connects teams, tools, data, workflows, and AI agents in one conversational workspace. It is built around channels, where people can organize discussions by project, department, customer, workflow, or business priority. The platform helps teams communicate through messaging, huddles, clips, files, canvases, lists, Slack Connect, and shared workspaces with external partners. Slackbot brings AI into the flow of work by helping users search company knowledge, summarize conversations, prepare for meetings, analyze documents, create briefs, schedule meetings, and take action across connected apps. Slack’s AI features use business context from conversations, files, channels, Salesforce data, and approved integrations while respecting permissions and access controls. Teams can use Slack to work with agents such as Agentforce, Claude, GitHub Copilot, and other connected AI tools. Workflow Builder allows both technical and non-technical users to automate recurring processes such as stand-ups, approvals, reminders, project updates, and operational alerts. Slack’s integration ecosystem connects with apps such as Google Drive, Salesforce, GitHub, Zoom, Asana, Box, Workday, Vercel, ChatGPT, and many others, allowing teams to bring scattered work into one place. Enterprise search helps users find files, decisions, messages, customer records, and historical context without digging through separate systems. Slack also supports secure external collaboration through Slack Connect, making it easier to communicate with customers, vendors, partners, and clients. With AI assistance, real-time communication, workflow automation, enterprise integrations, and secure collaboration, Slack helps organizations reduce silos and run more of their business from a single platform.

Media

Media

Integrations Supported

Assembla
Axis LMS
Basecamp
Beanstalk
Bitbucket
Bonusly
Chartbeat
Delighted
Discourse
Dropbox
IFTTT
Mention
Papertrail
Raygun
Sentry
Stackreaction
Stripe
X (Twitter)
Zapier

Integrations Supported

Assembla
Axis LMS
Basecamp
Beanstalk
Bitbucket
Bonusly
Chartbeat
Delighted
Discourse
Dropbox
IFTTT
Mention
Papertrail
Raygun
Sentry
Stackreaction
Stripe
X (Twitter)
Zapier

API Availability

Has API

API Availability

Has API

Pricing Information

$6.67 per user per month
Get started with Zulip Cloud Free, with up to 10,000 messages of search history.

Zulip is 100% open-source software, with no proprietary version. Self-host Zulip for free, or sign up for Enterprise support.
Free Version

Pricing Information

$8.75/user/month
Free Version
Free Trial Offered?

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
Chromebook
Linux

Customer Service / Support

Web-Based Support

Customer Service / Support

Web-Based Support

Training Options

Documentation Hub
Online Training

Training Options

Documentation Hub
Online Training
On-Site Training

Company Facts

Organization Name

Zulip

Date Founded

2012

Company Location

United States

Company Website

zulip.com

Company Facts

Organization Name

Salesforce

Date Founded

1999

Company Location

United States

Company Website

slack.com

Categories and Features

Collaboration

Brainstorming
Chat / Messaging
Contact Management
Real Time Editing
Video Conferencing

Employee Communication Tools

Activity / News Feed
Audio / Video Conferencing
Chat / Messaging
Employee Directory
File Sharing
Knowledge Management

Messaging

End-to-End Encryption (E2EE)
File Sharing
Groups / Channels
Search / Filter
Stickers / GIFs
Threaded Discussion
Video Conferencing
Voice Calling

Remote Work

Collaboration
Live Chat
Remote Access
Time Zone Tracking
Video Chat
Web Conferencing

Team Chat

File Sharing
Groups / Channels
Search / Filter
Stickers / GIFs
Threaded Discussion
Video Conferencing
Voice Calling

Team Communication

Activity / News Feed
Audio Calls
Chat / Messaging
Discussion Threads
File Sharing
Mobile Access
Push Notifications
Search
Video Conferencing

Categories and Features

Collaboration

Brainstorming
Calendar Management
Chat / Messaging
Document Management
Project Management
Real Time Editing
Task Management
Video Conferencing

Employee Communication Tools

Audio / Video Conferencing
Chat / Messaging
Employee Directory
File Sharing

Internal Communications

App Integration
Blogs
Chat/Messaging
Employee Directory
Photo Gallery
Social Sharing
Telephony
Video Chat
Voice Chat

Messaging

File Sharing
Groups / Channels
Search / Filter
Stickers / GIFs
Threaded Discussion
Video Conferencing
Voice Calling

Remote Work

Not specified

Screen Sharing

Annotations / Drawing Tools
Desktop / Browser Sharing
Mobile Screen Sharing

Team Chat

File Sharing
Groups / Channels
Search / Filter
Stickers / GIFs
Threaded Discussion
Video Conferencing
Voice Calling

Team Communication

Activity / News Feed
Audio Calls
Calendar Management
Chat / Messaging
Discussion Threads
File Sharing
Mobile Access
Push Notifications
Search
Task Management
Video Conferencing

Unified Communications

Audio / Video Conferencing
Calendar Management
Call Recording
Call Routing
Chat / Messaging
File Sharing
Mobile Access
Multi-User Collaboration

Video Conferencing

Mobile Access
Presentation Tools
Private Chat
Real-Time Chat
Screen Sharing
Two-Way Audio & Video
Video Conferencing

Web Conferencing

Mobile Access
Presentation Tools
Private Chat
Real-Time Chat
Screen Sharing
Two-Way Audio & Video
Video Conferencing

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