Install An Overlay Popup App on Tumblr

The easy way to add Overlay Popup to Tumblr in minutes without coding or needing help from a developer.

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Steps to Add a Overlay Popup App on a Tumblr Site

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

How To Add a Overlay Popup App on Tumblr:

  1. Create a Free Overlay Popup App

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  2. Edit Appearance > Edit Theme

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

    Go to Edit HTML.
  4. Paste the Script

    Paste this script into the Tumblr HTML file. It's always best to paste it between the Head tags. Then click Update, and save.
  5. Create New Text Post

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

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

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

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

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Remove the Guesswork of Building Your Brand

Brand Identity Begins With a Great Website

Congratulations on starting to grow your company's presence online -- by getting your Tumblr website live on the web!


Here comes the next big question: How do you get site visitors to engage and buy your product or service?

Overlay Popup to Tumblr
Add Overlay Popup to Tumblr

Make Your Website Elements Unique

People often ask a 'techie' friend to build an Overlay 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 Overlay Popup.

Reduce Time Spent by Half With POWR

Also, customizing and updating an Overlay Popup app involves even more time, and is likely to cause new issues.


As your company continues to expand, you're likely to face security issues, as hackers may attempt to manipulate vulnerabilities in the Overlay Popup app. POWR has you covered!

Add Overlay Popup to Tumblr
Support feature

POWR has the most advanced security features, is built for scale, and currently supports high-volume sites on Tumblr and other similar platforms.

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

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

CASE STUDY: POWR put Rbia Shades on the success track

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 Overlay Popup to Tumblr
Overlay Popup to Tumblr
Grow contacts by 250%
Overlay Popup to Tumblr
2x your engagement
Overlay 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.