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:
Create a Free Countdown Cart App
Start for free nowEdit Appearance > Edit Theme
Go to your Account Settings and click Edit Appearance. Then click Edit Theme.Edit HTML
Underneath Custom Theme, click Edit HTML.Paste the 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.Text Post
Back inside the Tumblr dashboard, add a new Text Element.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.Edit your Countdown Cart on Tumblr:
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.
See the detailsRemove the Guesswork of Building Your Brand
Brand Identity Begins With a Great Website
If you have your Tumblr website published, you’ve completed the biggest challenge in building an online presence. Awesome!
But next comes a tough question: how can you draw in, captivate, make, and support more visitors?


Now You Have To Make Your Elements Unique
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-cost 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 bugs.
As your company continues to progress, you're likely to encounter security issues, as hackers may attempt to manipulate vulnerabilities in the Countdown Cart app. POWR has you covered!


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 ensure the POWR apps such as your Tumblr Countdown Cart working for you.
CASE STUDY: Rbia Shades is winning with POWR apps
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.

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


