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Zulip VS StackMail

Compare Zulip VS StackMail and see what are their differences

Zulip

Chat for distributed teams. Zulip combines the immediacy of real-time chat with an email threading model. With Zulip, you can catch up on important conversations while ignoring irrelevant ones.

Rating
5.0 · 1 review
Pricing
Open source
Alternatives Is it good?
StackMail

Stackmail is a webmail service whereby you can log in to your emails from any browser at any time!

Rating
0 reviews
Alternatives Is it good?
SIPNEX
Carrier-grade call tracking with dynamic number insertion, per-campaign tracking numbers, real-time CDRs, and A-level STIR/SHAKEN attestation. Know which campaigns drive calls. sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Zulip seems to be more popular. It has been mentioned 67 times since March 2021.

social mentions
67 vs 0
Communication popularity
100% vs 0%
alternatives listed
240+ vs 1

Base details

Website, pricing, platforms and company facts side by side.

Zulip
StackMail
Website zulip.com stackmail.com
Pricing
Open source Official pricing
—
Company Startup from the United States —
Listed in
Communication Group Chat & Notifications Instant Messaging Messaging +1
Email Email Service Provider Hosted Email Email Clients +1

Features and specs

What each product offers, as listed by its team.

Zulip 8 features
StackMail 5 features
  • Threaded Conversations
    Zulip's unique approach to messaging allows users to conduct separate threaded conversations within the same channel, making it easier to follow and manage multiple discussions simultaneously.
  • Open Source
    Zulip is open-source software, meaning you can modify and self-host it, providing greater flexibility and control over your communication environment.
  • Powerful Search
    Zulip offers a robust search functionality that allows users to quickly find messages, files, and details across channels and threads, improving efficiency.
  • Integrations
    Zulip supports a wide variety of integrations with other tools and services, enhancing productivity and ensuring seamless workflows.
  • Cross-Platform
    Zulip is available on multiple platforms, including web, desktop (Windows, macOS, Linux), and mobile (iOS, Android), ensuring accessibility and convenience.
  • Granular Notification Settings
    Users have comprehensive control over notification settings, allowing them to manage their time and focus better by receiving only the alerts they need.
  • Scalability
    Zulip is designed to handle a large number of users and messages, making it suitable for organizations of all sizes.
  • Security
    Zulip offers robust security features, including end-to-end encryption, two-factor authentication, and compliance with various industry standards.

Possible disadvantages

  • Steeper Learning Curve
    New users may find the interface and the concept of threaded conversations initially challenging to grasp compared to more traditional chat apps.
  • Limited Market Adoption
    Zulip is not as widely adopted as other chat platforms like Slack and Microsoft Teams, which might limit its support ecosystem and community resources.
  • Less Familiar UX
    Users accustomed to mainstream chat applications may find Zulip's user experience less intuitive, requiring time to adapt.
  • Integration Complexity
    While integrations are a strong point, implementing and managing these integrations can sometimes be complex and require additional technical expertise.
  • Mobile App Experience
    Some users report that the mobile app experience is less polished compared to the desktop or web versions, which can be frustrating for heavily mobile-dependent users.
  • Feature Volume
    The abundance of features can sometimes be overwhelming for users who only need basic chat functionality, potentially leading to a cluttered interface.
  • Privacy-Focused
    StackMail emphasizes data privacy and security, offering encrypted email services without scanning user data for advertising purposes, appealing to privacy-conscious businesses.
  • Business-Oriented Features
    Designed specifically for businesses, it includes features like custom domain email, collaborative tools, calendars, and contact management tailored for professional use.
  • Competitive Pricing
    StackMail offers competitively priced plans compared to some larger email providers, making it accessible for small to medium-sized businesses.
  • No Ads
    Unlike some free email services, StackMail does not display ads to users, providing a cleaner and more professional email experience.
  • Custom Domain Support
    Users can easily set up email addresses with their own custom domain names, enhancing brand professionalism and consistency.

Possible disadvantages

  • Limited Brand Recognition
    As a newer or lesser-known provider compared to Google Workspace or Microsoft 365, StackMail may lack the trust and reputation that larger providers have established.
  • Fewer Third-Party Integrations
    Compared to major email service providers, StackMail may offer fewer integrations with third-party apps and services, limiting its versatility for some businesses.
  • Limited Advanced Features
    It may not offer the same breadth of advanced productivity and collaboration tools that come bundled with larger platforms like Microsoft 365 or Google Workspace.
  • Smaller User Community
    Due to a smaller user base, there may be fewer community resources, third-party tutorials, or troubleshooting forums available online.
  • Uncertain Long-Term Support
    As a smaller company, there might be concerns regarding the long-term viability, updates, and continued support of the service compared to more established providers.

Analysis

An editorial look at what each product does well and who it suits.

Zulip
StackMail

Overall verdict

  • Zulip is a solid option for teams looking for a more structured and organized communication platform, especially if threading and open-source flexibility are priorities.

Why this product is good

  • Zulip is considered a good choice for team communication due to its unique threading model, which allows for more organized discussions. It helps prevent conversations from getting jumbled together, as often happens in other chat platforms. Additionally, Zulip is open-source, providing more control and customization options for users, and it integrates with numerous tools to enhance productivity. Its user-friendly interface and robust search capabilities also contribute to a positive user experience.

Recommended for

    Zulip is recommended for organizations and teams that value open-source software, require structured threading for discussions, and want to maintain organized communication channels. It's also ideal for remote teams or any group that engages in complex, multi-topic dialogues.

Overall verdict

  • StackMail is a solid choice for individuals and businesses seeking a secure, ad-free, privacy-focused email hosting solution with reliable features at a competitive price point.

Why this product is good

  • Ad-free email experience with no data mining or tracking of user content
  • Custom domain email hosting suitable for professional and business use
  • Competitive pricing compared to major enterprise email providers
  • Includes essential productivity tools like calendar, contacts, and webmail access
  • Strong emphasis on privacy and security in data handling
  • Straightforward setup process for custom domains

Recommended for

  • Small to medium-sized businesses wanting professional email addresses
  • Privacy-conscious individuals and organizations
  • Startups looking for cost-effective email hosting
  • Users seeking an alternative to Google Workspace or Microsoft 365
  • Freelancers and entrepreneurs needing custom domain email

Videos

Walkthroughs and reviews on video.

Zulip 2 videos + Add
StackMail 0 videos + Add

Zulip - a Free, Open Source, Self Hosted Alternative to Slack and Microsoft Teams Chat.

More videos

  • - Zulip workflow

No StackMail videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Zulip
StackMail
100% 100%
Communication
0% 0%
0% 0%
Email
100% 100%
100% 100%
Group Chat & Notifications
0% 0%
0% 0%
Email Clients
100% 100%

User comments

Share your experience with using Zulip and StackMail. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Zulip 5.0 · 1 review
StackMail no reviews yet

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We have no reviews of StackMail yet. Be the first one to post

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Zulip 67 mentions
StackMail 0 mentions
  • Ask HN: Who is hiring? (June 2026)
    Zulip is building the world’s best collaboration platform, and we’re committed to keeping it 100% open source. Zulip is the only modern team chat app designed for both live and asynchronous conversations. Our product serves as the... - Source: Hacker News / 5 months ago
  • Building a Zulip Style Collaborative Chat App with Next.js and Velt
    Zulip’s design solves a problem most chat tools struggle with: conversations getting messy over time. - Source: dev.to / 5 months ago
  • How to Self-Host Zulip with Docker Compose
    Zulip is a self-hosted team chat platform built around topic-based threading. Every message belongs to a stream (like a channel) and a topic within that stream, so conversations stay organized even when dozens happen in parallel. This is... - Source: dev.to / 7 months ago

View more

Tracking StackMail since Aug 2023.

Alternatives to Zulip and StackMail

When comparing Zulip and StackMail, you can also consider the following products.

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