Install A Countdown Cart App on Tumblr

Steps on adding Countdown Cart to Tumblr in minutes with no coding and no 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. Appearance > Theme

    Go to your Account Settings and click Edit Appearance. Then click Edit Theme.
  3. Edit HTML

    Click on the Edit HTML link.
  4. Paste POWR 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

    Back inside the Tumblr blog editor, add a new Text Element.
  6. Paste Shortcode

    Paste the POWR shortcode into the text post, then save 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 editing the following Countdown Cart plugin directly inside of the Tumblr website:

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

Not sure if our Countdown Cart app is right for you? Find out more about its features and integrations.

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Remove the Guesswork of Building Your Brand

Brand Identity Begins With a Great Website

You've already invested time and resources in creating 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 turn them into customers.

Countdown Cart to Tumblr
Add Countdown Cart to Tumblr

Make Your Website Elements Unique

Some may first take a stab at to DIY a Countdown Cart app or 'knows a guy' that can build one in 'no time'.


Others attempt to find open source Countdown Cart apps, or companies abroad that allegedly offer Countdown Cart apps at rock-bottom prices.

Get Back More Time With POWR

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


As your company continues to progress, you're likely to face 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

POWR has the most advanced security features, is built for scale, and currently supports high-volume sites on Tumblr and other similar platforms.

security feature
POWR provides 24/7 customer support and a dedicated Help Center, so someone is always there to answer all your questions!

Our team of expert engineers work relentlessly to make sure the POWR apps such as your Tumblr Countdown Cart running smoothly 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.

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 Countdown Cart to Tumblr
Countdown Cart to Tumblr
Grow contacts by 250%
Countdown Cart to Tumblr
2x engagement improvement
Countdown Cart to Tumblr
2x more time on site

Yes, POWR has an app for that.

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)

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Frequently Asked Questions

Learn more about how to add POWR apps to your website.