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:
Create a Free Full Screen Popup App
Start for free nowEdit Theme
Go to Account Settings > Edit Appearance > Edit Theme.Edit HTML
Underneath Custom Theme, click Edit HTML.Paste the Script
Paste this exact POWR script into the HTML file, in between the Head tags. Then click Update, and save.Create New Text Post
Go back to the Tumblr dashboard and add a new Text post.Copy and Paste 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.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.
Not sure if our Full Screen Popup app is right for you? Find out more about its features and integrations.
See the detailsRemove the Guesswork of Building Your Brand
Begin Building Brand Identity From Your Website
You've already invested time and resources in creating your business online just by having a Tumblr website.
Your work isn't done yet, though! Now it's time to attract and engage visitors, then make them into customers.


Then You Must Customize Your Elements
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 priced open source alternatives for Full Screen Popup.
Save Time With POWR
Also, customizing and updating a Full Screen Popup app calls for even more time, and is likely to cause new bugs.
As your company continues to expand, you're likely to encounter security issues, as hackers may attempt to take advantage of vulnerabilities in the Full Screen Popup app. POWR has you covered!


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

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: POWR put Rbia Shades on the success track
Rbia Shades needed to expand beyond its region by bringing its products online. They needed a low-maintenance, non-techie solution.
After much research, they chose POWR as their no-code tool of choice.
Rbia started to see success with POWR Popup almost immediately, adding over 600 new contacts in the first 90 days.
They then realized that there was a complete suite of other solutions they could use to improve their online experience for site visitors.
Soon, Rbia embedded an Instagram Feed app on their website and noticed site visitors who interacted with the app doubled the time spent on their page while growing their followers to over 11k on Insta at the same time.

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)
Frequently Asked Questions
Learn more about how to add POWR apps to your website.
Yes, any POWR app will work perfectly on any website. What’s better, is the patented POWR Live Editor is the same regardless of the app.
- Easily add more than one (for free)
- Edit to your needs directly from your live site
- Changes are made instantly
Absolutely! The POWR Full Screen Popup widget is optimized for mobile, ensuring that it looks great and functions smoothly across all devices, including phones and tablets.
This optimization enhances user experience, contributing to higher engagement rates on your Tumblr site.
POWR Full Screen Popup allows you to edit every detail such as fonts, colors, borders, and spacing directly from the editor, ensuring your Full Screen Popup perfectly match your brand's identity.
This flexibility makes it easy to integrate and align with your site's look and feel.
Adding Full Screen Popup to your Tumblr site is fully outlined above and straightforward with no coding required.
Simply follow POWR's setup guide, which is as easy as copy/pasting the provided code snippet into your site's HTML.
This ease of installation makes it convenient for Tumblr site owners to implement Full Screen Popup and gather feedback from their audience.
Using POWR Full Screen Popup on your Tumblr site offers numerous benefits, including enhanced customization options and easy installation without coding.
These features help improve your site's user engagement by allowing visitors to provide valuable feedback, leading to better online growth.


