Steps to Add a newsletter sign up App on a Tumblr Site
Create your customized newsletter sign up app, match your website's style and colors, and add newsletter sign up to your Tumblr page, post, sidebar, footer, or wherever you like on your site.
How To Add a newsletter sign up App on Tumblr:
Create a Free newsletter sign up App
Start for free nowEdit Appearance
Go to Account Settings > Edit Appearance > Edit Theme.Edit HTML
Go to Edit HTML.Paste POWR Script
Paste this exact POWR script into the HTML file, in between the Head tags. Then click Update, and save.Create Text Post
Go back to the Tumblr dashboard and add a new Text post.Paste the Shortcode
Paste the shortcode into the post. Then save. If you expand the post, you will see your new POWR newsletter sign up.Click the POWR Settings Icon to open the POWR Editor.Begin to change the newsletter sign up plugin:
Go to the live Tumblr website and click the Settings Icon in the upper right corner of the newsletter sign up plugin.
All you need to know about our newsletter sign up 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 develop your online business online -- by getting your Tumblr 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?


Then You Must Customize Your Elements
Some may first try to DIY a newsletter sign up app or 'knows a guy' that can build one in 'no time'.
Others attempt to find open source newsletter sign up apps, or companies abroad that allegedly offer newsletter sign up apps at rock-bottom prices.
POWR Saves You Valuable Time
Also, customizing and updating a newsletter sign up app involves even more time, and is likely to cause new bugs.
As your company continues to progress, you're likely to face security issues, as hackers may attempt to take advantage of vulnerabilities in the newsletter sign up app. POWR has you covered!


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

POWR's team of engineers are working around the clock to keep Tumblr newsletter sign up and all 60+ other POWR apps working perfectly.
CASE STUDY: Rbia Shades is winning with POWR apps
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.

All POWR apps are built for peak-performance.
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 sign up 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 Tumblr site.
POWR newsletter sign up allows you to edit every detail such as fonts, colors, borders, and spacing directly from the editor, ensuring your newsletter sign up perfectly match your brand's identity.
This flexibility makes it easy to integrate and align with your site's look and feel.
Adding newsletter sign up to your Tumblr 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 Tumblr site owners to implement newsletter sign up and gather feedback from their audience.
Using POWR newsletter sign up on your Tumblr 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.


