How to Add A Square Payment Form App to a Tumblr Website

The easy way to add Square Payment Form to Tumblr in minutes without coding or needing help from a developer.

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Steps to Add a Square Payment Form App on a Tumblr Site

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

How To Add a Square Payment Form App on Tumblr:

  1. Create a Free Square Payment Form App

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  2. Edit Appearance

    Go to your Account Settings and click Edit Appearance. Then click Edit Theme.
  3. Edit HTML

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

    Paste this exact script into your Tumblr HTML file. It's best to add it between the Head tags. Then click Update, and save.
  5. New Text Post

    Back inside the Tumblr blog editor, embed a new Text Element.
  6. Paste the Shortcode

    Paste this shortcode into the post. If you expand the post, you will see your new POWR Square Payment Form.Click the POWR Settings Icon to open the POWR Editor.
  7. Begin editing the following Square Payment Form 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 Square Payment Form plugin.

Not sure if our Square Payment Form app is right for you? Find out more about its features and integrations.

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Remove the Guesswork of Building Your Brand

Establishing Brand Identity 101 - Your Website

Congratulations on publicizing your business online with Tumblr!


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

Square Payment Form to Tumblr
Add Square Payment Form to Tumblr

Then You Must Customize Your Elements

People often ask a 'techie' friend to design a Square Payment Form for them or hire a 'web guy' that one of their friends referred.


Others look overseas or for low priced open source alternatives for Square Payment Form.

Reduce Time Spent by Half With POWR

Also, customizing and updating a Square Payment Form 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 manipulate vulnerabilities in the Square Payment Form app. POWR has you covered!

Add Square Payment Form to Tumblr
Support feature

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.

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.

POWR's team of engineers are working around the clock to keep Tumblr Square Payment Form and all 60+ other POWR apps working smoothly.

CASE STUDY: Rbia Shades completely transformed their online experience

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.

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 Square Payment Form to Tumblr
Square Payment Form to Tumblr
Contacts growth 250%
Square Payment Form to Tumblr
2x your engagement
Square Payment Form 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.