How to Add A Lightbox Gallery App to a Tumblr Website

Don't know how to code? No problem with these easy steps to add Lightbox Gallery to Tumblr in minutes.

Start for free now
img_alt_lightbox_gallery

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

    Start for free now
  2. Edit Appearance > Edit Theme

    Go to Account Settings > Edit Appearance > Edit Theme.
  3. Edit HTML

    Underneath Custom Theme, click Edit HTML.
  4. Paste POWR Script

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

    Go back to the Tumblr dashboard and add a new Text post.
  6. Copy and 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 editing the following Lightbox Gallery 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 Lightbox Gallery plugin.

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

See the details

Remove the Guesswork of Building Your Brand

A Solid Brand Identity Starts on Your Website

You've already invested time and resources in building 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.

Lightbox Gallery to Tumblr
Add Lightbox Gallery to Tumblr

Make Your Website Elements Unique

Some small business owners try to design a Lightbox Gallery app solo or get an expensive web designer that claims they can build one.


Others try to enlist web design companies overseas that claim to offer Lightbox Gallery apps for low prices or attempt to use open source code.

Reduce Time Spent by Half With POWR

Plus, updating and customizing a Lightbox Gallery app can be difficult, and you may think you have to hire a developer.


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

Add Lightbox Gallery 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.

Furthermore, our team of talented engineers work nonstop to keep POWR apps like your Tumblr Lightbox Gallery at peak performance for you.

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 Lightbox Gallery to Tumblr
Lightbox Gallery to Tumblr
250% contacts growth
Lightbox Gallery to Tumblr
Engagement up 2x
Lightbox Gallery to Tumblr
2x time on site

Every POWR app works on any platform.

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)

Start for free now

Frequently Asked Questions

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