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:
Create a Free Lightbox Gallery App
Start for free nowAppearance > Theme
Go to your Account Settings and click Edit Appearance. Then click Edit Theme.Edit HTML
Click on the Edit HTML link.Paste POWR Script
Paste the POWR script into the HTML file 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.Paste the Shortcode
Paste the POWR shortcode into the text post, then save If you expand the post, you will see your new POWR Lightbox Gallery.Click the POWR Settings Icon to open the POWR Editor.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.
Need to know more about features and integrations of our Lightbox Gallery app?
See the detailsRemove the Guesswork of Building Your Brand
Begin Building Brand Identity From Your Website
If you have your Tumblr website working, you’ve completed the biggest challenge in building an online presence. Awesome!
But next comes a tough question: how can you draw in, captivate, turn, and support more visitors?


Then You Must Customize Your Elements
People often ask a 'techie' friend to design a Lightbox Gallery for them or hire a 'web guy' that one of their friends referred.
Others look overseas or for low priced open source alternatives for Lightbox Gallery.
POWR Saves You Valuable Time
Also, customizing and updating a Lightbox Gallery app calls for even more time, and is likely to cause new bugs.
As your company continues to progress, 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!


All POWR apps are built to scale with your business on Tumblr, so we offer the most advanced security features and high-volume capabilities on the market to keep your customers (and you) safe.

Our team of expert engineers work relentlessly to ensure the POWR apps such as your Tumblr Lightbox Gallery working for you.
CASE STUDY: Rbia Shades wins big with POWR
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 Lightbox Gallery 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 Lightbox Gallery allows you to edit every detail such as fonts, colors, borders, and spacing directly from the editor, ensuring your Lightbox Gallery perfectly match your brand's identity.
This flexibility makes it easy to integrate and align with your site's look and feel.
Adding Lightbox Gallery 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 Lightbox Gallery and gather feedback from their audience.
Using POWR Lightbox Gallery 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.


