Install A Full Screen Popup App on Tumblr

Steps on adding Full Screen Popup to Tumblr in minutes with no coding and no help from 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

    Go to your Account Settings and click Edit Appearance. Then click Edit Theme.
  3. Edit HTML

    Underneath Custom Theme, click Edit HTML.
  4. Copy and Paste 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.
  5. New Text Post

    Back inside the Tumblr blog editor, add a new Text Element.
  6. Paste the Shortcode

    Paste the shortcode into the post. Then 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. 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.

Not sure if our Full Screen Popup app is right for you? Find out more about its features and integrations.

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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 tackled the biggest challenge in building an online presence. Way to go!


But next comes the hard part: how can you entice, captivate, turn, and support more visitors?

Full Screen Popup to Tumblr
Add Full Screen Popup to Tumblr

Now You Have To Make Your Elements Unique

People often ask a 'techie' friend to design a Full Screen Popup for them or hire a 'web guy' that one of their friends referred.


Others look overseas or for low-cost open source alternatives for Full Screen Popup.

Save Time With POWR

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


Additionally, as your business develops, 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
Our award-winning customer support team is available 24/7, as well as a dedicated Help Center to answer any questions.

Our Full Screen Popup comes with a team of expert engineers that work constantly for you, making sure your Full Screen Popup is always working smoothly.

CASE STUDY: Rbia Shades wins big with POWR

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

Yes, POWR has an app for that.

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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.