How to Add A Mailing List App to a Squarespace Website

The easy way to add Mailing List to Squarespace in minutes without coding or needing help from a developer.

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Steps to Add a Mailing List App on a Squarespace Site

Create your customized Mailing List app, match your website's style and colors, and add Mailing List to your Squarespace page, post, sidebar, footer, or wherever you like on your site.

How To Add a Mailing List App on Squarespace:

  1. Create a Free Mailing List App

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  2. Embed POWR Mailing List to your Squarespace

    2. If you do not have any sections, then first add a section.
    5. Copy and paste the Share App link ⬅. Adjust the embedded app, and click SAVE in the upper left corner.
  3. Edit POWR Mailing List on your site

    1. Click on the blue Edit app icon seen above the app.
    2. All edits in the opened POWR Editor will be automatically applied.

Undecided if our Mailing List app will suit your needs? We have all the details you need.

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Remove the Guesswork of Building Your Brand

A Solid Brand Identity Starts on Your Website

If you have your Squarespace website working, you’ve tackled the biggest challenge in building an online presence. Way to go!


But next comes a tough question: how can you entice, captivate, make, and support more visitors?

Mailing List to Squarespace
Add Mailing List to Squarespace

Now You Have To Make Your Elements Unique

Some small business owners try to build a Mailing List app by themselves or get an expensive web designer that claims they can build one.


Others try to enlist web design companies overseas that appear to offer Mailing List apps for reduced prices or attempt to use open source code.

POWR Saves You Valuable Time

Plus, updating and customizing a Mailing List app can be challenging, and you may think you have to hire a developer.


Additionally, as your business develops, hackers could see an unsecured Mailing List as a great opportunity to exploit your business and your customers. We consider this and built safeguards!

Add Mailing List to Squarespace
Support feature

All POWR apps are built to scale with your business on Squarespace, so we offer the most advanced security features and high-volume capabilities on the market to keep your customers (and you) safe.

security feature
POWR provides 24/7 customer support and a dedicated Help Center, so someone is always there to answer all your questions!

Our Mailing List comes with a team of expert engineers that work constantly for you, making sure your Mailing List is always working smoothly.

CASE STUDY: Rbia Shades wins big with POWR

After Rbia launched its website, they were looking for a solution to add new contacts for outreach.


They found POWR while looking for a popup solution on their site and started to see immediate results.

In just a few short months of installing a POWR Popup app, Rbia earned over 600 new contacts – a 250% growth.


Next, they used a Social Feed app and quickly noticed a leap in new followers on Instagram and 200% more engagement on their site.


Last came the Media Slider. A beautiful way to show off their products and accessories to every site visitor the moment they land on their site.

Add Mailing List to Squarespace
Mailing List to Squarespace
Contacts growth 250%
Mailing List to Squarespace
Engagement up 2x
Mailing List to Squarespace
2x time on site

POWR apps are made to grow your online revenue.

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Trusted by the best in the biz!

POWR has helped over a half million businesses on every continent
(besides Antarctica, because of course not)

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Frequently Asked Questions

Learn more about how to add POWR apps to your website.