Embed A Lightbox Gallery App to a Tumblr Website

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

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Steps to Add a Lightbox Gallery App on a Tumblr Site

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

How To Add a Lightbox Gallery App on Tumblr:

  1. Create a Free Lightbox Gallery App

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  2. Appearance > Theme

    In your Tumblr dashboard, open your Account Settings. Select Edit Appearance and 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 Text Post

    Go back to the Tumblr dashboard and add a new Text post.
  6. Paste Shortcode

    Paste this shortcode into the post. If you expand the post, you will see your new POWR Lightbox Gallery.Click the POWR Settings Icon to open the POWR Editor.
  7. Begin to alter the Lightbox Gallery plugin:

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

Not sure if our Lightbox Gallery app is right for you? Find out more about its features and integrations.

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Remove the Guesswork of Building Your Brand

Establishing Brand Identity 101 - Your Website

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


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

Lightbox Gallery to Tumblr
Add Lightbox Gallery to Tumblr

Make Your Website Elements Unique

Some may think only a 'techie' in the office or a self-proclaimed 'expert' on Facebook can design a Lightbox Gallery without a hitch.


Others look for low priced alternative Lightbox Gallery apps from overseas or open source Lightbox Gallery apps that claim to have what they're looking for.

POWR Saves You Valuable Time

Also, customizing and updating a Lightbox Gallery app involves even more time, and is likely to cause new complications.


As your company continues to expand, you're likely to face security issues, as hackers may attempt to take advantage of vulnerabilities in the Lightbox Gallery app. POWR has you covered!

Add Lightbox Gallery to Tumblr
Support feature

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

security feature
POWR provides 24/7 customer support and a dedicated Help Center, so someone is always there to answer all your questions!

Furthermore, our team of incredible engineers work nonstop to keep POWR apps like your Tumblr Lightbox Gallery running for you.

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 Lightbox Gallery to Tumblr
Lightbox Gallery to Tumblr
250% growth in contacts
Lightbox Gallery to Tumblr
2x your engagement
Lightbox Gallery to Tumblr
2x more time on site

POWR apps are made to grow your online revenue.

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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.