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
Underneath Custom Theme, click Edit HTML.Copy and Paste Script
Paste the POWR script into the HTML file between the Head tags. Then click Update, and save.Text Post
Create a new Text post in the Tumblr dashboard.Paste Shortcode
Paste the shortcode into the 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 to edit 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.
Undecided if our Lightbox Gallery app will suit your needs? We have all the details you need.
See the detailsRemove the Guesswork of Building Your Brand
Establishing Brand Identity 101 - Your Website
If you have your Tumblr website published, 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?


Make Your Website Elements Unique
Some may first take a stab at to DIY a Lightbox Gallery app or 'knows a guy' that can build one in 'no time'.
Others attempt to find open source Lightbox Gallery apps, or foreign companies that claim to offer Lightbox Gallery apps at rock-bottom prices.
Save Time With POWR
Also, customizing and updating a Lightbox Gallery app involves even more time, and is likely to cause new complications.
As your company continues to progress, you're likely to face security issues, as hackers may attempt to manipulate vulnerabilities in the Lightbox Gallery app. POWR has you covered!


POWR has the most advanced security features, is built for scale, and currently supports high-volume sites on Tumblr and other similar platforms.

Furthermore, our team of incredible engineers work nonstop to keep POWR apps like your Tumblr Lightbox Gallery up and running for you.
CASE STUDY: Rbia Shades wins big with POWR
After much success locally, Rbia needed a way to collect emails effectively on their brand-new website.
Their website provider did not have what they were looking for, so the search was on. After doing their research, they believed POWR was what they needed.
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.


