Install A Newsletter Sign Up App on Tumblr

Learn the steps to add newsletter sign up to your Tumblr website in minutes with no coding or a developer.

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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:

  1. Create a Free newsletter sign up App

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  2. Edit Appearance

    Go to Account Settings > Edit Appearance > Edit Theme.
  3. Edit HTML

    Go to Edit HTML.
  4. Copy and Paste Script

    Paste the POWR script into the HTML file between the Head tags. Then click Update, and save.
  5. Text Post

    Return to your Tumblr Admin page, and create a new Text post.
  6. Paste 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.
  7. Begin to edit 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.

Not sure if our newsletter sign up app is right for you? Find out more about its features and integrations.

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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 Tumblr website.


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

newsletter sign up to Tumblr
Add newsletter sign up to Tumblr

Now You Have To Make Your Elements Unique

Some small business owners try to develop a newsletter sign up app solo or get an expensive web designer that claims they can build one.


Others try to find web design companies overseas that claim to offer newsletter sign up apps for low prices or attempt to use open source code.

Save Time With POWR

Also, customizing and updating a newsletter sign up app calls for even more time, and is likely to cause new issues.


As your company continues to progress, you're likely to encounter security issues, as hackers may attempt to manipulate vulnerabilities in the newsletter sign up app. POWR has you covered!

Add newsletter sign up to Tumblr
Support feature

POWR supports high-volume sites on Tumblr and prioritizes the security of our newsletter sign up app, as well as all 60+ apps, to keep any bad actors at bay.

security feature
Our top-notch customer support team is available to you 24/7 and a complete Help Center for answers to all common questions.

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 wins big with POWR

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.

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 newsletter sign up to Tumblr
newsletter sign up to Tumblr
Contacts growth 250%
newsletter sign up to Tumblr
Engagement up 2x
newsletter sign up to Tumblr
2x 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.