Embed A Full Screen Popup App to a Tumblr Website

Learn the steps to add Full Screen Popup to your Tumblr website in minutes with no coding or a developer.

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Steps to Add a Full Screen Popup App on a Tumblr Site

Create your customized Full Screen Popup app, match your website's style and colors, and add Full Screen Popup to your Tumblr page, post, sidebar, footer, or wherever you like on your site.

How To Add a Full Screen Popup App on Tumblr:

  1. Create a Free Full Screen Popup App

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  2. Edit Theme

    In the Tumblr Editor, open your Account Settings and select Edit Appearance. On the next page, select Edit Theme.
  3. Edit HTML

    Underneath Custom Theme, click Edit HTML.
  4. Paste Script

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

    Create a new Text post in the Tumblr dashboard.
  6. Paste the Shortcode

    Paste this shortcode into the post and save. If you expand the post, you will see your new POWR Full Screen Popup.Click the POWR Settings Icon to open the POWR Editor.
  7. To edit your Full Screen Popup on Tumblr:

    Go to the live Tumblr website and click the Settings Icon in the upper right corner of the Full Screen Popup plugin.

All you need to know about our Full Screen Popup app is just a click away.

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Remove the Guesswork of Building Your Brand

Begin Building Brand Identity From Your Website

Congratulations on getting your business online with Tumblr!


The next step is often gaining website visitors and making sales, but how?

Full Screen Popup to Tumblr
Add Full Screen Popup to Tumblr

Now You Have To Make Your Elements Unique

Some small business owners try to build a Full Screen Popup app by themselves or get an expensive web designer that claims they can build one.


Others try to find web design companies overseas that claim to offer Full Screen Popup apps for reduced prices or attempt to use open source code.

Reduce Time Spent by Half With POWR

Plus, updating and customizing a Full Screen Popup app can be difficult, and you may think you have to hire a developer.


Additionally, as your business increases, hackers could see an unsecured Full Screen Popup as a great opportunity to exploit your business and your customers. We consider this and built safeguards!

Add Full Screen Popup to Tumblr
Support feature

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

security feature
All common questions are answered by searching POWR's robust Help Center or by reaching out to our customer support team, which is available 24/7.

Our team of expert engineers work 24/7 to make sure the POWR apps such as your Tumblr Full Screen Popup running smoothly 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.

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 Full Screen Popup to Tumblr
Full Screen Popup to Tumblr
Contacts growth 250%
Full Screen Popup to Tumblr
2x your engagement
Full Screen Popup to Tumblr
2x more time on site

POWR apps are made to grow your online revenue.

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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.