Steps to Add a Sign Up Form App on a Tumblr Site
Create your customized Sign Up Form app, match your website's style and colors, and add Sign Up Form to your Tumblr page, post, sidebar, footer, or wherever you like on your site.
How To Add a Sign Up Form App on Tumblr:
Create a Free Sign Up Form App
Start for free nowEdit Appearance
In your Tumblr dashboard, open your Account Settings. Select Edit Appearance and click Edit Theme.Edit HTML
Click on the Edit HTML link underneath Custom Theme.Paste the Script
Paste this script into the Tumblr HTML file. It's always best to paste it between the Head tags. Then click Update, and save.Create New Text Post
Back inside the Tumblr site editor, embed a new Text Element.Copy and Paste Shortcode
Paste the shortcode into the post. Then save. If you expand the post, you will see your new POWR Sign Up Form.Click the POWR Settings Icon to open the POWR Editor.Begin to change the Sign Up Form plugin:
Go to the live Tumblr website and click the Settings Icon in the upper right corner of the Sign Up Form plugin.
Need to know more about features and integrations of our Sign Up Form app?
See the detailsRemove the Guesswork of Building Your Brand
Begin Building Brand Identity From Your Website
If you have your Tumblr website published, you’ve completed the biggest challenge in building an online presence. Way to go!
But next comes the hard part: how can you entice, captivate, turn, and support more visitors?


Website Element Customization is Next
Some may first take a stab at to DIY a Sign Up Form app or 'knows a guy' that can build one in 'no time'.
Others attempt to find open source Sign Up Form apps, or companies abroad that claim to offer Sign Up Form apps for a bargain.
Reduce Time Spent by Half With POWR
And it takes tons of time to customize and update a Sign Up Form app, which will create more complications.
But, without building a strong security system, your site could be prone to hacking and other security issues. We thought of that!


All POWR apps are built to scale with your business on Tumblr, so we offer the most advanced security features and high-volume capabilities on the market to keep your customers (and you) safe.

Our team of expert engineers work relentlessly to make sure the POWR apps such as your Tumblr Sign Up Form running smoothly for you.
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 started to see success with POWR Popup almost immediately, adding over 600 new contacts in the first 90 days.
They then realized that there was a full suite of other solutions they could use to improve their online experience for site visitors.
Soon, Rbia embedded an Instagram Feed app on their website and noticed site visitors who interacted with the app doubled the time spent on their page while growing their followers to over 11k on Insta at the same time.

Every POWR app works on any platform.
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 Sign Up 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 Sign Up Form allows you to edit every detail such as fonts, colors, borders, and spacing directly from the editor, ensuring your Sign Up Form perfectly match your brand's identity.
This flexibility makes it easy to integrate and align with your site's look and feel.
Adding Sign Up 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 Sign Up Form and gather feedback from their audience.
Using POWR Sign Up 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.


