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:
Create a Free Square Payment Form App
Start for free nowEdit Theme
In your Tumblr dashboard, open your Account Settings. Select Edit Appearance and click Edit Theme.Edit HTML
Go to Edit HTML.Paste Script
Paste the POWR script into the HTML file between the Head tags. Then click Update, and save.Create New Text Post
Return to your Tumblr Admin page, and create a new Text post.Paste the Shortcode
Paste this shortcode into the post and 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.Edit your Square Payment Form on Tumblr:
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.
See the detailsRemove the Guesswork of Building Your Brand
Brand Identity Begins With a Great Website
Congratulations on starting to expand your e-commerce site online -- by getting your Tumblr website live on the web!
But here comes the next big question: How do you get site visitors to engage and buy your product or service?


Website Element Customization is Next
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-cost open source alternatives for Square Payment Form.
Save Time With POWR
Plus, updating and customizing a Square Payment Form app can be challenging, and you may think you have to hire a developer.
Additionally, as your business develops, 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!


POWR supports high-volume sites on Tumblr and prioritizes the security of our Square Payment Form app, as well as all 60+ apps, to keep any bad actors at bay.

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

Every POWR app works on any platform.
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POWR has helped over a half million businesses on every continent
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Frequently Asked Questions
Learn more about how to add POWR apps to your website.
Yes, any POWR app will work perfectly on any website. What’s better, is the patented POWR Live Editor is the same regardless of the app.
- Easily add more than one (for free)
- Edit to your needs directly from your live site
- Changes are made instantly
Absolutely! The POWR Square Payment Form widget is optimized for mobile, ensuring that it looks great and functions smoothly across all devices, including phones and tablets.
This optimization enhances user experience, contributing to higher engagement rates on your Tumblr site.
POWR Square Payment Form allows you to edit every detail such as fonts, colors, borders, and spacing directly from the editor, ensuring your Square Payment Form perfectly match your brand's identity.
This flexibility makes it easy to integrate and align with your site's look and feel.
Adding Square Payment Form to your Tumblr site is fully outlined above and straightforward with no coding required.
Simply follow POWR's setup guide, which is as easy as copy/pasting the provided code snippet into your site's HTML.
This ease of installation makes it convenient for Tumblr site owners to implement Square Payment Form and gather feedback from their audience.
Using POWR Square Payment Form on your Tumblr site offers numerous benefits, including enhanced customization options and easy installation without coding.
These features help improve your site's user engagement by allowing visitors to provide valuable feedback, leading to better online growth.


