How to Add A Mailing List App to a Squarespace Website

Don't know how to code? No problem with these easy steps to add Mailing List to Squarespace in minutes.

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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

    5. Copy and paste the Share App link ⬅. Adjust the embedded app, and click SAVE in the upper left corner.
    1. Navigate to the Squarespace editor by clicking on the EDIT located in the upper left corner.
  3. 1. Click on the blue Edit app icon seen above the app.
    2. All edits in the opened POWR Editor will be automatically applied.

Need to know more about features and integrations of our Mailing List app?

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Remove the Guesswork of Building Your Brand

Establishing Brand Identity 101 - Your Website

If you have your Squarespace website published, you’ve completed the biggest challenge in building an online presence. Awesome!


But next comes the hard part: how can you engage, captivate, turn, and support more visitors?

Mailing List to Squarespace
Add Mailing List to Squarespace

Then You Must Customize Your Elements

Some may first try to DIY a Mailing List app or 'knows a guy' that can build one in 'no time'.


Others attempt to find open source Mailing List apps, or companies abroad that claim to offer Mailing List apps for a bargain.

Get Back More Time With POWR

And it takes huge amount of time to customize and update a Mailing List app, which will result in more complications.


But, if you haven't built a strong security system, your site could be prone to hacking and other security issues. We thought of that!

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!

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.

Rbia grew its contact list by 250% using POWR Popup to collect new email addresses from first-time site visitors.


They also added POWR Social Feed to their site and saw a 200% spike in engagement from their site visitors. They also saw a big jump in social media followers and now have over 11K followers on Instagram.

Add Mailing List to Squarespace
Mailing List to Squarespace
250% growth in contacts
Mailing List to Squarespace
2x engagement improvement
Mailing List to Squarespace
2x more time on site

Yes, POWR has an app for that.

See apps in action

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.