How to Add A Mailing List App to a Twenty Fifteen WordPress Theme Website

The easy way to add Mailing List to Twenty Fifteen WordPress Theme in minutes without coding or needing help from a developer.

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Steps to Add a Mailing List App on a Twenty Fifteen WordPress Theme Site

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

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

Establishing Brand Identity 101 - Your Website

You've already invested time and resources in building your business online just by having a Twenty Fifteen WordPress Theme website.


Your work isn't done yet, though! Now it's time to attract and engage visitors, then make them into customers.

Mailing List to Twenty Fifteen WordPress Theme
Add Mailing List to Twenty Fifteen WordPress Theme

Now You Have To Make Your Elements Unique

People often ask a 'techie' friend to build a Mailing List for them or hire a 'web guy' that one of their friends referred.


Others look overseas or for low priced open source alternatives for Mailing List.

Get Back More Time With POWR

And it takes tons of time to customize and update a Mailing List app, which will make more issues.


But, without building a strong security system, your site could be prone to hacking and other security issues. We thought of that!

Add Mailing List to Twenty Fifteen WordPress Theme
Support feature

POWR supports high-volume sites on Twenty Fifteen WordPress Theme and prioritizes the security of our Mailing List app, as well as all 60+ apps, to keep any bad actors at bay.

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: POWR put Rbia Shades on the success track

Rbia Shades needed to expand beyond its region by bringing its products online. They needed a low-maintenance, non-techie solution.


After much research, they chose POWR as their no-code tool of choice.

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 Twenty Fifteen WordPress Theme
Mailing List to Twenty Fifteen WordPress Theme
250% contacts growth
Mailing List to Twenty Fifteen WordPress Theme
Up 2x in engagement
Mailing List to Twenty Fifteen WordPress Theme
2x time on site

POWR apps are made to grow your online revenue.

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.