Install A Countdown Clock App on Tumblr

Don't know how to code? No problem with these easy steps to add Countdown Clock to Tumblr in minutes.

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Steps to Add a Countdown Clock App on a Tumblr Site

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

How To Add a Countdown Clock App on Tumblr:

  1. Create a Free Countdown Clock App

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  2. Appearance > Theme

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

    Go to Edit HTML.
  4. Paste the Script

    Paste the POWR script into the HTML file 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 the shortcode into the post. Then save. If you expand the post, you will see your new POWR Countdown Clock.Click the POWR Settings Icon to open the POWR Editor.
  7. Begin editing the following Countdown Clock 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 Clock plugin.

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

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Remove the Guesswork of Building Your Brand

A Solid Brand Identity Starts on Your Website

Congratulations on getting your business online with Tumblr!


The next step is often gaining website visitors and making sales, but how?

Countdown Clock to Tumblr
Add Countdown Clock to Tumblr

Make Your Website Elements Unique

Some may think only a 'techie' in the office or a self-proclaimed 'expert' on Facebook can expand a Countdown Clock without a hitch.


Others look for low priced alternative Countdown Clock apps from overseas or open source Countdown Clock apps that claim to have what they're looking for.

Save Time With POWR

Plus, updating and customizing a Countdown Clock app can be difficult, and you may think you have to hire a developer.


Additionally, as your business booms, hackers could see an unsecured Countdown Clock as a great opportunity to exploit your business and your customers. We consider this and built safeguards!

Add Countdown Clock 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
Our award-winning customer support team is available 24/7, as well as a dedicated Help Center to answer any questions.

Our team of expert engineers work 24/7 to ensure the POWR apps such as your Tumblr Countdown Clock working for you.

CASE STUDY: Rbia Shades wins big with POWR

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 Clock to Tumblr
Countdown Clock to Tumblr
Contacts growth 250%
Countdown Clock to Tumblr
2x engagement improvement
Countdown Clock to Tumblr
Time on site up 2x

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.