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EspoCRM VS StackMail

Compare EspoCRM VS StackMail and see what are their differences

EspoCRM

EspoCRM is open source CRM (Customer Relationship Management) software that allows you to see, enter and evaluate all your company relationships regardless of the type.

Rating
5.0 · 2 reviews
Pricing
Open source Free Free trial
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?
SpinUp
Business email without the bloat. 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?

CRM popularity
100% vs 0%
alternatives listed
240+ vs 1

Base details

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

EspoCRM
StackMail
Website espocrm.com stackmail.com
Pricing
Open source Free Free trial
—
Platforms
REST API PHP JavaScript NGINX +1
—
Company Startup from Ukraine · 2014 —
Listed in
CRM Open Source Sales Sales Workflow Marketing Customer Support Business Management +4
Email Email Service Provider Hosted Email Email Clients +1

About EspoCRM and StackMail

In their own words, as submitted to SaaSHub.

EspoCRM
StackMail

EspoCRM is a web-based application designed with the needs of startups, small and mid-size companies in mind. The software offers a wide range of features for automating every aspect of your business - from simple management of customer interactions and monitoring of the deal progress to advanced...

Read more about EspoCRM

No description of StackMail yet.

Features and specs

What each product offers, as listed by its team.

EspoCRM 8 features
StackMail 5 features
  • Sales management
    Quotes, Sales Orders, Invoices
  • Marketing Automation
    Campaigns, Email Templates, Target Lists
  • Customer Support
    Customer Portals
  • Inventory Managment
    Products & Product Catalogs
  • Telephony
    Voip Integration, Voice Messages, Inbound & Outbound Calls
  • Team Collaboration
    Real-time Notifications, Stream, Shared Calendars
  • Reports & analytics
    Grid & List Reports, Revenue Forecasts
  • Data Synchronization
    Google Contacts & Calendar, Outlook Contacts & Calendar
  • 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.

EspoCRM
StackMail

Overall verdict

  • EspoCRM is a robust and versatile CRM solution that is well-suited for organizations looking for an open-source option with customizable features. It is generally positively reviewed for its ease of use and the value it provides at a competitive cost.

Why this product is good

  • EspoCRM is considered a good choice because it offers a user-friendly interface, a variety of features that cater to small and medium-sized businesses, and it is highly customizable. It allows businesses to manage their relationships and automate workflows effectively. Additionally, it is open-source, which provides flexibility in terms of development and integration with other tools and systems.

Recommended for

  • Small to medium-sized businesses
  • Organizations looking for an open-source CRM solution
  • Companies requiring a customizable CRM system
  • Businesses that need workflow automation and efficient relationship management
  • Teams looking for an easy-to-use interface with good community and support options

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.

EspoCRM 3 videos + Add
StackMail 0 videos + Add

Using EspoCRM

More videos

  • - EspoCRM - General Overview | CRM
  • - Workflow in EspoCRM | Powerful Automation in your Business

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
EspoCRM
StackMail
100% 100%
CRM
0% 0%
0% 0%
Email
100% 100%
100% 100%
Sales
0% 0%
0% 0%
Email Clients
100% 100%

User comments

Share your experience with using EspoCRM 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.

EspoCRM 5.0 · 2 reviews
StackMail no reviews yet
  • Open-source solution that truly meets your needs
    SaaSHub review
    · Aug 2025

    We’ve been using EspoCRM for over a year already and so far it has met all of our needs. The ability to shape the system around our work processes has been the biggest advantage for us. We’ve customized fields,...

  • A convenient CRM platform for lead management and marketing
    SaaSHub review
    · Mar 2025

    We use EspoCRM to solve many tasks. In particular, the marketing department actively uses this platform for lead storage, contact management and email automation.

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

Alternatives to EspoCRM and StackMail

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

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