Embed An Overlay Popup App to a Tumblr Website

Steps on adding Overlay Popup to Tumblr in minutes with no coding and no 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 Theme

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

    Click on the Edit HTML link.
  4. Copy and Paste Script

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

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

    Paste the shortcode into the post. Then 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.

Need to know more about features and integrations of our Overlay Popup app?

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Remove the Guesswork of Building Your Brand

Begin Building Brand Identity From Your Website

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


But next comes the hard part: how can you draw in, captivate, make, and support more visitors?

Overlay Popup to Tumblr
Add Overlay 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 design an Overlay Popup without a hitch.


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

Get Back More Time With POWR

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


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

Add Overlay Popup to Tumblr
Support feature

Because POWR is built for scale, has the most advanced built-in security and high-volume capabilities of any other Overlay Popup app on the market, we protect you while you grow on Tumblr.

security feature
Our top-notch customer support team is available to you 24/7 and a complete Help Center for answers to all common 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: Rbia Shades is winning with POWR apps

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
250% growth in contacts
Overlay Popup to Tumblr
Engagement up 2x
Overlay Popup to Tumblr
2x time on 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)

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Frequently Asked Questions

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