Install A Full Screen Popup App on Tumblr

Don't know how to code? No problem with these easy steps to add Full Screen Popup to Tumblr in minutes.

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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. Appearance > Theme

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

    Click on the Edit HTML link underneath Custom Theme.
  4. Paste Script

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

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

    Paste this shortcode into the post. 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. Begin editing the following Full Screen Popup plugin directly inside of the Tumblr website:

    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

A Solid Brand Identity Starts on Your Website

If you have your Tumblr website working, you’ve completed the biggest challenge in building an online presence. Awesome!


But next comes a tough question: how can you draw in, captivate, turn, and support more visitors?

Full Screen Popup to Tumblr
Add Full Screen Popup to Tumblr

Website Element Customization is Next

Some may think only a 'techie' in the office or a self-proclaimed 'expert' on Facebook can develop a Full Screen Popup without a hitch.


Others look for low-cost alternative Full Screen Popup apps from overseas or open source Full Screen Popup apps that claim to have what they're looking for.

POWR Saves You Valuable Time

Also, customizing these apps usually requires coding experience or another designer to help -- costing even more resources.


In a world where scammers infiltrate sites every day, many other Full Screen Popup apps out there aren't built with security in mind, which could expose your customers or worse -- crash your whole site. Not with POWR!

Add Full Screen Popup to Tumblr
Support feature

All POWR apps are built to scale with your business on Tumblr, so we offer the most advanced security features and high-volume capabilities on the market to keep your customers (and you) safe.

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.

Furthermore, our team of incredible engineers work at all hours to keep POWR apps like your Tumblr Full Screen Popup at peak performance 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.

Add Full Screen Popup to Tumblr
Full Screen Popup to Tumblr
Contacts growth 250%
Full Screen Popup to Tumblr
Up 2x in engagement
Full Screen Popup to Tumblr
Time on site up 2x

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)

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Frequently Asked Questions

Learn more about how to add POWR apps to your website.