Webmail & Email

SquirrelMail

A classic webmail in pure PHP, with no JavaScript required, and the lightest install in this category.

About SquirrelMail

What is SquirrelMail?

SquirrelMail is a standards-based webmail application written in pure PHP. It lets you manage messages, contacts and folders through an interface rendered in plain HTML 4.0 with no JavaScript required, making it compatible with virtually any browser.

Category Webmail & Email
Install size 2.71 MB
Requirements According to Softaculous, it takes about 2.71 MB. Using a database isn't specified as a strict requirement.
Official website Visit site ↗
Softaculous listing View listing ↗

Use cases

What is SquirrelMail for?

  • A very lightweight webmail for hosting with limited resources.
  • Accessing email from older browsers or with JavaScript disabled.
  • A webmail extendable with third-party plugins, such as a calendar or spell checker.

Benefits

Main benefits of SquirrelMail

A very lightweight install: according to Softaculous, just 2.71 MB.

No JavaScript required to run, which improves compatibility.

Broad browser compatibility, including older ones.

Extendable through third-party plugins.

Is SquirrelMail right for you?

Is SquirrelMail the right choice for you?

It's a great fit if…

  • You want the lightest webmail possible in this category.
  • You need compatibility with very old browsers or no JavaScript.
  • You're after simple third-party plugins to extend functionality.

It might not be for you if…

  • You want a modern visual interface (Roundcube or RainLoop fit better there).
  • You need a project that receives frequent updates — check recent activity before adopting it.

Installation

How to install SquirrelMail on your hosting

01

Open your hosting panel

Log into your miHosting professional hosting panel and open Softaculous, the application installer included with every plan.

02

Find SquirrelMail

One-click install via Softaculous from the hosting panel.

03

Configure and go live

Choose the domain, language and admin details. Softaculous creates the database automatically and your install is ready in minutes.

Recommended hosting

Why install SquirrelMail on miHosting

miHosting's professional shared hosting includes Softaculous, PHP and databases already configured, NVMe storage with no artificial limits, free SSL and real technical support if you need help during installation or maintenance of SquirrelMail.

Choose your plan

Install SquirrelMail today

Choose the professional hosting plan that best fits your SquirrelMail project, or try it risk-free with the free plan.

Plus

50% OFF
7.08 $/mo

170 $/yr 85 $/yr — free domain included

  • 15 websites
  • 1 free domain for the first year
  • Unlimited NVMe SSD storage
  • Softaculous — 400+ one-click apps
  • Free, automatic SSL (Let's Encrypt)
  • Free migration included
  • Real 24/7 technical support

Webmaster

50% OFF
8.25 $/mo

198 $/yr 99 $/yr — free domain included

  • 100 websites
  • 1 free domain for the first year
  • Unlimited NVMe SSD storage
  • Softaculous — 400+ one-click apps
  • Free, automatic SSL (Let's Encrypt)
  • Free migration included
  • Real 24/7 technical support

Not sure which to choose?

For 1–3 of your own websites, the Emprendedor plan is more than enough. To manage client sites or multiple projects, the Webmaster plan is the go-to choice for agencies and freelancers.

Talk to a technician on WhatsApp →
🎁 100% free hosting

Not ready to commit yet?

Try it with the same NVMe infrastructure as the paid plans, no credit card and no fine print. When you're ready, upgrade to a professional plan with a 50% discount.

  • No credit card required
  • Softaculous included
  • Upgrade whenever you want
Start free now →

Frequently asked questions about SquirrelMail

Does SquirrelMail need JavaScript to work?

No, its interface renders in plain HTML 4.0 with no JavaScript required, which improves compatibility with old browsers or restrictive setups.

Can I add a calendar or spell checker to SquirrelMail?

Yes, third-party plugins can add features like a spell checker, mail filters or a basic calendar.

Launch your project with SquirrelMail today

Professional hosting with Softaculous, real technical support and a 60-day money-back guarantee.