Adding An Online Form App on a Tumblr Website

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

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Steps to Add a Online Form App on a Tumblr Site

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

How To Add a Online Form App on Tumblr:

  1. Create a Free Online Form App

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  2. Edit Appearance

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

    Click on the Edit HTML link underneath Custom Theme.
  4. Copy and 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. Text Post

    Return to your Tumblr Admin page, and create a new Text post.
  6. Paste Shortcode

    Paste this shortcode into the post. If you expand the post, you will see your new POWR Online Form.Click the POWR Settings Icon to open the POWR Editor.
  7. Edit your Online Form on Tumblr:

    Go to the live Tumblr website and click the Settings Icon in the upper right corner of the Online Form plugin.

Need to know more about features and integrations of our Online Form app?

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Remove the Guesswork of Building Your Brand

Establishing Brand Identity 101 - Your Website

You've already invested time and resources in building your business online just by having a Tumblr website.


Your work isn't done yet, though! Now it's time to attract and engage visitors, then make them into customers.

Online Form to Tumblr
Add Online Form to Tumblr

Make Your Website Elements Unique

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


Others attempt to find open source Online Form apps, or companies abroad that claim to offer Online Form apps at rock-bottom prices.

Reduce Time Spent by Half With POWR

Also, customizing and updating an Online Form app calls for even more time, and is likely to cause new issues.


As your company continues to expand, you're likely to encounter security issues, as hackers may attempt to manipulate vulnerabilities in the Online Form app. POWR has you covered!

Add Online Form to Tumblr
Support feature

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

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.

Our Online Form comes with a team of expert engineers that work constantly for you, making sure your Online Form is always working smoothly.

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.

Add Online Form to Tumblr
Online Form to Tumblr
250% growth in contacts
Online Form to Tumblr
2x engagement improvement
Online Form to Tumblr
2x time on site

POWR apps are made to grow your online revenue.

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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.