How to Add An Image Resizer App to a Tumblr Website

Learn the steps to add Image Resizer to your Tumblr website in minutes with no coding or a developer.

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Steps to Add a Image Resizer App on a Tumblr Site

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

How To Add a Image Resizer App on Tumblr:

  1. Create a Free Image Resizer App

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  2. Edit Theme

    Go to your Account Settings and click Edit Appearance. Then 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

    Back inside the Tumblr dashboard, add a new Text Element.
  6. Paste Shortcode

    Paste this shortcode into the post and save. If you expand the post, you will see your new POWR Image Resizer.Click the POWR Settings Icon to open the POWR Editor.
  7. To edit your Image Resizer on Tumblr:

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

All you need to know about our Image Resizer app is just a click away.

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Remove the Guesswork of Building Your Brand

A Solid Brand Identity Starts on Your Website

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


But next comes the hard part: how can you engage, captivate, turn, and support more visitors?

Image Resizer to Tumblr
Add Image Resizer to Tumblr

Website Element Customization is Next

Some small business owners try to develop an Image Resizer app by themselves or get an expensive web designer that promises they can build one.


Others try to enlist web design companies overseas that appear to offer Image Resizer apps for low prices or attempt to use open source code.

Save Time With POWR

And it takes huge amount of time to customize and update an Image Resizer app, which will result in more issues.


But, without building a strong security system, your site could be prone to hacking and other security issues. We thought of that!

Add Image Resizer 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 top-notch customer support team is available to you 24/7 and a complete Help Center for answers to all common questions.

Our Image Resizer comes with a team of expert engineers that work constantly for you, making sure your Image Resizer is always working perfectly.

CASE STUDY: Rbia Shades completely transformed their online experience

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 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 Image Resizer to Tumblr
Image Resizer to Tumblr
Contacts growth 250%
Image Resizer to Tumblr
2x your engagement
Image Resizer to Tumblr
2x site session time

Yes, POWR has an app for that.

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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.