Software Alternatives, Accelerators & Startups

TrekMail VS Shells

Compare TrekMail VS Shells and see what are their differences

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TrekMail logo TrekMail

Business email hosting with full webmail, flexible SMTP, privacy-first infrastructure, and tools for teams, solo professionals, agencies, and AI agents.

Shells logo Shells

Shells is your personal workspace in the cloud. Join Shells now to access your own, private virtual desktop environment powered by a cloud computer.
  • TrekMail Hero
    Hero //
    2026-04-15
  • TrekMail Dashboard
    Dashboard //
    2026-04-15
  • TrekMail webmail
    webmail //
    2026-04-15
  • TrekMail domains
    domains //
    2026-04-15
  • TrekMail mailboxes
    mailboxes //
    2026-04-15
  • TrekMail smtp
    smtp //
    2026-04-15
  • TrekMail verifer
    verifer //
    2026-04-15
  • TrekMail spam
    spam //
    2026-04-15
  • TrekMail migration
    migration //
    2026-04-15

TrekMail is a modern business email hosting platform built for solo professionals, teams, agencies, and automation workflows. It combines reliable domain email, a full webmail client, and flexible sending options in one clean system.

Users can connect their domain, create mailboxes, and access email via IMAP/SMTP or built-in webmail. The webmail includes rich compose, contacts, calendar, templates, and mobile-friendly access. TrekMail also works with common clients like Apple Mail, Outlook, Gmail app, and Thunderbird.

For teams and agencies, TrekMail simplifies operations. You can manage domains and mailboxes from one dashboard, onboard users, create mailboxes in bulk, and configure aliases, forwarding, filters, and catch-all routing. Migration tools help move existing email via IMAP.

Sending is flexible: use managed SMTP on paid plans or connect your own provider. Storage is pooled across mailboxes, making it more efficient than fixed per-user limits.

TrekMail also supports API and automation workflows, including use cases for AI agents and custom integrations.

The platform is privacy-focused: no ads, no data usage for AI training, and email filtering runs on its own infrastructure.

TrekMail is a practical alternative to traditional email suites for anyone who wants professional email on their own domain with more control, flexibility, and predictable pricing.

  • Shells Landing page
    Landing page //
    2022-08-17

Shells.com offers a virtual cloud computer that can be accessed from any web-enabled device. As we offer multiple Linux distributions or Windows preloaded on the virtual desktop, it gives the user the opportunity to use the operating system that they want on the device that they want. This is great for new users who would like to give Linux a test run without having to install on their hardware or for developers who would like to test and deploy all on one device. Schools and businesses can rapidly deploy computers and phones to those who need them at a low-cost.

TrekMail

$ Details
freemium $4.0 / Monthly (50 Domains โ€ข 100 Users/domain โ€ข 15GB pooled โ€ข SMTP + migration)
Platforms
Web
Release Date
2025 December
Startup details
Country
United States
State
Delaware
City
Wilmington
Founder(s)
Alexey Bulygin
Employees
1 - 9

Shells

Website
shells.com
Pricing URL
-
$ Details
paid $4.95 / Monthly (Shells Lite)
Platforms
Browser Android Windows iOS Mac OSX Linux Web
Release Date
-

TrekMail features and specs

  • Product type
    Business email hosting platform with webmail, flexible SMTP, and multi-domain support
  • Best for
    Solo professionals, teams, agencies, domain owners, and automation workflows (AI agents)
  • Core value
    Professional email on your domain with full control over mailboxes, routing, and delivery โ€” from a single clean dashboard
  • Pricing model
    Usage and domain-based tiers (no strict per-seat pricing model)
  • Free plan
    Available (great for testing and small setups)
  • Trial
    Paid plans include a free trial (e.g., 14 days)
  • Email access
    Standard IMAP/SMTP + full webmail access
  • Webmail
    Built-in webmail for daily usage (compose, contacts, calendar, mobile support)
  • Domain onboarding
    Connect and manage domains in one place (simple for single domains, scalable for many)
  • DNS / Email health
    SPF, DKIM, and DMARC guidance with tools to keep configurations valid
  • Mailbox management
    Fast mailbox creation (manual or bulk), aliases, and organization tools
  • Mailbox Notes
    Attach internal notes to each mailbox (purpose/owner/routing), inline editable
  • Catch-all
    Catch-all routing option (plan dependent)
  • Forwarding / Routing
    Flexible forwarding and routing rules (plan dependent)
  • Migration
    IMAP migration/import tools to move mail from existing providers
  • SMTP options
    Managed SMTP on paid plans, or bring your own SMTP provider (BYO SMTP)
  • Sending limits
    Higher tiers include higher sending limits (tier-based)
  • Storage model
    Pooled mailbox storage (shared across mailboxes)
  • Billing
    Self-serve billing with downloadable payment receipts/invoices
  • Payments
    Card payments supported; crypto payments available
  • Privacy stance
    Infrastructure-first approach; not an ad-driven email product
  • Support
    Tier-based support (priority/dedicated support on higher plans)

Shells features and specs

  • Cross-device compatibility
    Shells allows users to access their virtual desktop environment from any device with an internet connection, whether it's a laptop, tablet, or smartphone. This flexibility enables seamless work and play across different devices.
  • Ease of setup
    Shells offers a straightforward and user-friendly setup process, making it accessible even for those with limited technical knowledge. Users can quickly get their virtual desktop up and running without the need for complex configurations.
  • Versatility
    Shells provides users with the ability to run multiple operating systems, including Linux and Windows, which adds flexibility for a variety of tasks and software requirements.
  • Cloud storage integration
    Shells offers cloud storage options, allowing users to easily store, access, and manage their files within their virtual desktop environment. This ensures data safety and convenience.
  • Scalability
    Users can easily scale their resources based on their needs, such as upgrading RAM or storage capacity. This ensures that Shells can grow alongside the user's demands.

Possible disadvantages of Shells

  • Dependent on internet connection
    Shells requires a stable and fast internet connection for optimal performance. Users with inconsistent or slow internet may experience lag or connectivity issues.
  • Recurring costs
    Using Shells involves a subscription-based payment model, meaning users must pay recurring fees to maintain access. This could be a con for users seeking a one-time purchase model.
  • Limited offline access
    Because Shells is cloud-based, users have limited functionality when they are offline, which could be disadvantageous for those needing constant access to their virtual desktops.
  • Potential security concerns
    Although Shells implements security measures, storing data in the cloud may still pose security risks, such as data breaches or unauthorized access, which may concern privacy-focused users.
  • Performance constraints
    Depending on the chosen plan and resource allocation, there may be performance limitations, particularly for users running resource-intensive applications compared to high-performance local machines.

Analysis of TrekMail

Overall verdict

  • TrekMail appears to be a niche email service, but there is limited publicly verifiable information about its security, uptime, and reliability, so it should be approached with caution until you can confirm its features and reputation independently.

Why this product is good

  • May offer a straightforward, no-frills email experience for users seeking an alternative to mainstream providers
  • Could appeal to those who prefer smaller or specialized email services
  • Potentially useful if it offers competitive storage, privacy features, or pricing

Recommended for

  • Users comfortable researching and verifying a lesser-known email provider before committing
  • People seeking an alternative to major email platforms
  • Anyone who has confirmed the service meets their security and reliability needs through independent reviews

TrekMail videos

Business Email Infrastructure, Without Lock-In | TrekMail Overview

Shells videos

Shells Explainer Video

More videos:

  • Review - Shells.com - Complete Review of Best Virtual Machine [ 2021 ]
  • Review - Linux Desktops in the Cloud with Shells.com
  • Review - Home Defense: Aguila 12ga. mini shells.

Category Popularity

0-100% (relative to TrekMail and Shells)
Email
100 100%
0% 0
Cloud Computing
0 0%
100% 100
Hosted Email
100 100%
0% 0
Tool
0 0%
100% 100

Questions & Answers

As answered by people managing TrekMail and Shells.

Who are some of the biggest customers of your product?

TrekMail's answer

https://trekguider.com/

What makes your product unique?

TrekMail's answer

TrekMail is built for multi-domain email operations: one dashboard to manage many domains and mailboxes with an infrastructure-first approach, pooled storage, practical routing (catch-all/forwarding), and flexible SMTP (managed SMTP or bring your own). Itโ€™s optimized for operators (agencies, domain owners), not โ€œper-seat office suites.โ€

Why should a person choose your product over its competitors?

TrekMail's answer

Choose TrekMail if you want to avoid the per-user tax and need a clean way to run email across multiple domains: faster domain onboarding, centralized admin, migration tooling, and the option to keep your own SMTP stack while still using TrekMail for mailboxes and management.

How would you describe the primary audience of your product?

TrekMail's answer

Agencies, IT operators/MSPs, small businesses, and domain portfolio owners who manage multiple domains and need reliable business email infrastructure without paying for seats they donโ€™t need.

What's the story behind your product?

TrekMail's answer

TrekMail was created to solve a common ops pain: running professional email on many domains becomes messy and expensive with traditional seat-based suites. TrekMail focuses on the essentialsโ€”domains, mailboxes, routing, and migrationsโ€”so operators can scale email cleanly from a few domains to hundreds.

Which are the primary technologies used for building your product?

TrekMail's answer

TrekMail is built on a modern web stack: a Laravel/PHP backend, Linux-based mail infrastructure (SMTP/IMAP), and a responsive web UI for admin + webmail access.

User comments

Share your experience with using TrekMail and Shells. For example, how are they different and which one is better?
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Reviews

These are some of the external sources and on-site user reviews we've used to compare TrekMail and Shells

TrekMail Reviews

  1. Esraahussien
    Great exprience

    The unified dashboard makes bulk domain management, mailbox provisioning, and DNS health and the user friendly interface, reasonable prices, and prompt technical support. . I also like that it doesnโ€™t charge per user, which is perfect when you manage multiple domains.

  2. Finally an Email Platform Built for Multi-Domain Work

    Iโ€™ve been using TrekMail to manage multiple domains, and itโ€™s been a huge upgrade. The dashboard is clean, setup is fast, and not paying per mailbox makes scaling simple and affordable. I especially like the flexibility with BYO SMTP and the ability to organize everything from one place. Migration was smooth, and overall it feels reliable and built for real-world use.

  3. Juliamar88

    Having a multitude of tools in one place to manage websites is often quite challenging, but TrekMail seems to have solved this problem quite simply. It provides a ready-made platform for managing operations for agencies that communicate with different clients. TrekMail simplifies email domain management, and it's great to have everything organized in one place, making managing people much easier. Managed SMTP also helps with email management and enhances security. While the system isn't perfect in every aspect, it's an extremely useful tool for agencies or anyone who wants to be organized and streamlined.

Shells Reviews

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

What are some alternatives?

When comparing TrekMail and Shells, you can also consider the following products

Zoho Mail - Zoho Mail is a secure, encrypted, and enterprise-ready email solution, a suite of apps tailor-made for your organization's needs.

V2 Cloud - Cloud Computing Made Easy: V2 Cloud. Increase Your Productivity, Reduce Costs and Manage Risks with Our No-IT Skills Required Solution.

SpinUp - Business email without the bloat.

Virtual Desktop Enhancer - Virtual Desktop Enhancer is software designed for your window system, adding some alluring features to your virtual desktop.

Microsoft 365 - Boost your productivity with reliable access anywhere with services like email, calendar, file sharing, meetings, instant messaging, and Office Online

VirtuaWin - VirtuaWin is a virtual desktop manager for the Windows operating system (Win9x/ME/NT/Win2K/XP/Win2003/Vista/Win7/Win10). A virtual desktop manager lets you organize applications over several virtual desktops (also called 'workspaces').