Steps to Add a newsletter form App on a Twenty Fifteen WordPress Theme Site
Create your customized newsletter form app, match your website's style and colors, and add newsletter form to your Twenty Fifteen WordPress Theme page, post, sidebar, footer, or wherever you like on your site.
How To Add a newsletter form App on Twenty Fifteen WordPress Theme:
Create a Free newsletter form App
Start for free nowCopy newsletter form embed snippet for Twenty Fifteen WordPress Theme
Your code block will be available once you create your app
Add to HTML or Embed Code element in Twenty Fifteen WordPress Theme editor
Paste above newsletter form snippet into any Twenty Fifteen WordPress Theme element that accepts HTML or an embed code. Save, view the live page, and your newsletter form will appear!
All you need to know about our newsletter form app is just a click away.
See the detailsRemove the Guesswork of Building Your Brand
A Solid Brand Identity Starts on Your Website
Congratulations on making the first move to expand your company's presence online -- by getting your Twenty Fifteen WordPress Theme website live on the web!
But here comes the next big question: How do you get site visitors to engage and buy your product or service?


Website Element Customization is Next
Some may first try to DIY a newsletter form app or 'knows a guy' that can build one in 'no time'.
Others attempt to find open source newsletter form apps, or foreign companies that claim to offer newsletter form apps at rock-bottom prices.
Save Time With POWR
Plus, updating and customizing a newsletter form app can be difficult, and you may think you have to hire a developer.
Additionally, as your business expands, hackers could see an unsecured newsletter form as a great opportunity to exploit your business and your customers. We consider this and built safeguards!


POWR has the most advanced security features, is built for scale, and currently supports high-volume sites on Twenty Fifteen WordPress Theme and other similar platforms.

Our team of expert engineers work relentlessly to ensure the POWR apps such as your Twenty Fifteen WordPress Theme newsletter form working for you.
CASE STUDY: Rbia Shades completely transformed their online experience
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.

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)
Frequently Asked Questions
Learn more about how to add POWR apps to your website.
Yes, any POWR app will work perfectly on any website. What’s better, is the patented POWR Live Editor is the same regardless of the app.
- Easily add more than one (for free)
- Edit to your needs directly from your live site
- Changes are made instantly
Absolutely! The POWR newsletter form widget is optimized for mobile, ensuring that it looks great and functions smoothly across all devices, including phones and tablets.
This optimization enhances user experience, contributing to higher engagement rates on your Twenty Fifteen WordPress Theme site.
POWR newsletter form allows you to edit every detail such as fonts, colors, borders, and spacing directly from the editor, ensuring your newsletter form perfectly match your brand's identity.
This flexibility makes it easy to integrate and align with your site's look and feel.
Adding newsletter form to your Twenty Fifteen WordPress Theme site is fully outlined above and straightforward with no coding required.
Simply follow POWR's setup guide, which is as easy as copy/pasting the provided code snippet into your site's HTML.
This ease of installation makes it convenient for Twenty Fifteen WordPress Theme site owners to implement newsletter form and gather feedback from their audience.
Using POWR newsletter form on your Twenty Fifteen WordPress Theme site offers numerous benefits, including enhanced customization options and easy installation without coding.
These features help improve your site's user engagement by allowing visitors to provide valuable feedback, leading to better online growth.