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
In your Tumblr dashboard, open your Account Settings. Select Edit Appearance and click Edit Theme.Edit HTML
Click on the Edit HTML link.Paste POWR Script
Paste this exact script into your Tumblr HTML file. It's best to add it between the Head tags. Then click Update, and save.Create Text Post
Return to your Tumblr Admin page, and create a new Text post.Paste the Shortcode
Paste the POWR shortcode into the text 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.
Not sure if our newsletter sign up app is right for you? Find out more about its features and integrations.
See the detailsRemove the Guesswork of Building Your Brand
Establishing Brand Identity 101 - Your Website
Congratulations on getting your business online with Tumblr!
The next step is often getting website visitors and making sales, but how?


Website Element Customization is Next
People often ask a 'techie' friend to design a newsletter sign up for them or hire a 'web guy' that one of their friends referred.
Others look overseas or for low priced open source alternatives for newsletter sign up.
Get Back More Time With POWR
Also, customizing and updating a newsletter sign up app involves even more time, and is likely to cause new complications.
As your company continues to progress, you're likely to face security issues, as hackers may attempt to manipulate 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 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.
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.

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)
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.


