Install A Square Payment Form App on Tumblr

Learn the steps to add Square Payment Form to your Tumblr website in minutes with no coding or 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 > Edit Theme

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

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

    Paste this exact POWR script into the HTML file, in between the Head tags. Then click Update, and save.
  5. Text Post

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

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


But next comes a tough question: how can you engage, captivate, turn, and support more visitors?

Square Payment Form to Tumblr
Add Square Payment Form to Tumblr

Now You Have To Make Your Elements Unique

Some may first try to DIY a Square Payment Form app or 'knows a guy' that can build one in 'no time'.


Others attempt to find open source Square Payment Form apps, or foreign companies that claim to offer Square Payment Form apps for a bargain.

Save Time With POWR

Also, customizing and updating a Square Payment Form app involves even more time, and is likely to cause new bugs.


As your company continues to progress, you're likely to encounter security issues, as hackers may attempt to take advantage of vulnerabilities in the Square Payment Form app. POWR has you covered!

Add Square Payment Form to Tumblr
Support feature

Because POWR is built for scale, has the most advanced built-in security and high-volume capabilities of any other Square Payment Form app on the market, we protect you while you grow on Tumblr.

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.

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 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.

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% growth in contacts
Square Payment Form to Tumblr
Engagement up 2x
Square Payment Form to Tumblr
2x time on site

All POWR apps are built for peak-performance.

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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.