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. 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. New Text Post

    Back inside the Tumblr site editor, embed a new Text Element.
  6. Copy and Paste Shortcode

    Paste the POWR shortcode into the text post, then 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.

Undecided if our Image Resizer app will suit your needs? We have all the details you need.

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Remove the Guesswork of Building Your Brand

Begin Building Brand Identity From Your Website

Congratulations on getting your business online with Tumblr!


The next step is often getting website visitors and making sales, but how?

Image Resizer to Tumblr
Add Image Resizer to Tumblr

Then You Must Customize Your Elements

Some may first take a stab at to DIY an Image Resizer app or 'knows a guy' that can build one in 'no time'.


Others attempt to find open source Image Resizer apps, or companies abroad that allegedly offer Image Resizer apps for a bargain.

Get Back More Time With POWR

Also, customizing these apps usually requires coding experience or another designer to help -- costing even more resources.


In a world where scammers infiltrate sites every day, many other Image Resizer apps out there aren't built with security in mind, which could expose your customers or worse -- crash your whole site. Not with POWR!

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
All common questions are answered by searching POWR's robust Help Center or by reaching out to our customer support team, which is available 24/7.

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

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.

In just a few short months of installing a POWR Popup app, Rbia earned over 600 new contacts – a 250% growth.


Next, they used a Social Feed app and quickly noticed a leap in new followers on Instagram and 200% more engagement on their site.


Last came the Media Slider. A beautiful way to show off their products and accessories to every site visitor the moment they land on their site.

Add Image Resizer to Tumblr
Image Resizer to Tumblr
Contacts growth 250%
Image Resizer to Tumblr
2x your engagement
Image Resizer to Tumblr
Time on site up 2x

Every POWR app works on any platform.

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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.