How to Add A Countdown Cart App to a Tumblr Website

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

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Steps to Add a Countdown Cart App on a Tumblr Site

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

How To Add a Countdown Cart App on Tumblr:

  1. Create a Free Countdown Cart App

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  2. Edit Appearance > Edit Theme

    In your Tumblr dashboard, open your Account Settings. Select Edit Appearance and click Edit Theme.
  3. Edit HTML

    Go to Edit HTML.
  4. Copy and Paste Script

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

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

    Paste this shortcode into the post. If you expand the post, you will see your new POWR Countdown Cart.Click the POWR Settings Icon to open the POWR Editor.
  7. Begin to change the Countdown Cart plugin:

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

All you need to know about our Countdown Cart app is just a click away.

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Remove the Guesswork of Building Your Brand

Begin Building Brand Identity From Your Website

Congratulations on starting to design your company's presence 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?

Countdown Cart to Tumblr
Add Countdown Cart to Tumblr

Website Element Customization is Next

People often ask a 'techie' friend to build a Countdown Cart for them or hire a 'web guy' that one of their friends referred.


Others look overseas or for low priced open source alternatives for Countdown Cart.

POWR Saves You Valuable Time

Also, customizing and updating a Countdown Cart app involves even more time, and is likely to cause new complications.


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

Add Countdown Cart to Tumblr
Support feature

Because POWR is built for scale, has the most advanced built-in security and high-volume capabilities of any other Countdown Cart 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.

Furthermore, our team of talented engineers work nonstop to keep POWR apps like your Tumblr Countdown Cart functioning for you.

CASE STUDY: POWR put Rbia Shades on the success track

After Rbia launched its website, they were looking for a solution to add new contacts for outreach.


They found POWR while looking for a popup solution on their site and started to see immediate results.

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 Countdown Cart to Tumblr
Countdown Cart to Tumblr
Grow contacts by 250%
Countdown Cart to Tumblr
Up 2x in engagement
Countdown Cart to Tumblr
2x site session time

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.