Embed 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. Appearance > Theme

    In the Tumblr Editor, open your Account Settings and select Edit Appearance. On the next page, select Edit Theme.
  3. Edit HTML

    Underneath Custom Theme, click Edit HTML.
  4. Paste 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

    Create a new Text post in the Tumblr dashboard.
  6. Paste the Shortcode

    Paste the shortcode into the post. Then save. 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.

All you need to know about our Square Payment Form app is just a click away.

See the details

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?

Square Payment Form to Tumblr
Add Square Payment Form to Tumblr

Then You Must Customize Your Elements

Some small business owners try to develop a Square Payment Form app by themselves or get an expensive web designer that claims they can build one.


Others try to find web design companies overseas that appear to offer Square Payment Form apps for low prices or attempt to use open source code.

Save Time With POWR

Plus, updating and customizing a Square Payment Form app can be difficult, and you may think you have to hire a developer.


Additionally, as your business booms, hackers could see an unsecured Square Payment Form as a great opportunity to exploit your business and your customers. We consider this and built safeguards!

Add Square Payment Form 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 award-winning customer support team is available 24/7, as well as a dedicated Help Center to answer any questions.

Our team of expert engineers work 24/7 to make sure the POWR apps such as your Tumblr Square Payment Form running smoothly for you.

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 Square Payment Form to Tumblr
Square Payment Form to Tumblr
250% contacts growth
Square Payment Form to Tumblr
2x your engagement
Square Payment Form to Tumblr
2x more time on site

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.