Steps to Add a Membership Form App on a Tumblr Site
Create your customized Membership Form app, match your website's style and colors, and add Membership Form to your Tumblr page, post, sidebar, footer, or wherever you like on your site.
How To Add a Membership Form App on Tumblr:
Create a Free Membership Form App
Start for free nowEdit Appearance
In the Tumblr Editor, open your Account Settings and select Edit Appearance. On the next page, select Edit Theme.Edit HTML
Click on the Edit HTML link.Paste POWR Script
Paste the POWR script into the HTML file between the Head tags. Then click Update, and save.Text Post
Return to your Tumblr Admin page, and create a new Text post.Paste the Shortcode
Paste the POWR shortcode into the text post, then save If you expand the post, you will see your new POWR Membership Form.Click the POWR Settings Icon to open the POWR Editor.Begin to alter the Membership Form plugin:
Go to the live Tumblr website and click the Settings Icon in the upper right corner of the Membership Form plugin.
Not sure if our Membership Form app is right for you? Find out more about its features and integrations.
See the detailsRemove the Guesswork of Building Your Brand
A Solid Brand Identity Starts on Your Website
Congratulations on making the first move to design 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?


Make Your Website Elements Unique
Some may first take a stab at to DIY a Membership Form app or 'knows a guy' that can build one in 'no time'.
Others attempt to find open source Membership Form apps, or foreign companies that allegedly offer Membership Form apps for a bargain.
Save Time With POWR
And it takes lots of time to customize and update a Membership Form app, which will result in more bugs.
But, if you haven't built a strong security system, your site could be prone to hacking and other security issues. We thought of that!


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

POWR's team of engineers are working around the clock to keep Tumblr Membership Form and all 60+ other POWR apps working perfectly.
CASE STUDY: POWR put Rbia Shades on the success track
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.

All POWR apps are built for peak-performance.
See apps in action
Trusted by the best in the biz!
POWR has helped over a half million businesses on every continent
(besides Antarctica, because of course not)
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 Membership 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 Membership Form allows you to edit every detail such as fonts, colors, borders, and spacing directly from the editor, ensuring your Membership Form perfectly match your brand's identity.
This flexibility makes it easy to integrate and align with your site's look and feel.
Adding Membership 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 Membership Form and gather feedback from their audience.
Using POWR Membership 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.