How to Add A Testimonial Slider App to a Twenty Thirteen for WordPress Website

Don't know how to code? No problem with these easy steps to add Testimonial Slider to Twenty Thirteen for WordPress in minutes.

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Steps to Add a Testimonial Slider App on a Twenty Thirteen for WordPress Site

Create your customized Testimonial Slider app, match your website's style and colors, and add Testimonial Slider to your Twenty Thirteen for WordPress page, post, sidebar, footer, or wherever you like on your site.

How To Add a Testimonial Slider App on Twenty Thirteen for WordPress:

  1. Create a Free Testimonial Slider App

    Start for free now
  2. Copy Testimonial Slider embed snippet for Twenty Thirteen for WordPress

    Your code block will be available once you create your app

  3. Add to HTML or Embed Code element in Twenty Thirteen for WordPress editor

    Paste above Testimonial Slider snippet into any Twenty Thirteen for WordPress element that accepts HTML or an embed code. Save, view the live page, and your Testimonial Slider will appear!

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

See the details

Remove the Guesswork of Building Your Brand

Brand Identity Begins With a Great Website

Congratulations on getting your business online with Twenty Thirteen for WordPress!


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

Testimonial Slider to Twenty Thirteen for WordPress
Add Testimonial Slider to Twenty Thirteen for WordPress

Website Element Customization is Next

Some may first try to DIY a Testimonial Slider app or 'knows a guy' that can build one in 'no time'.


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

Reduce Time Spent by Half With POWR

And it takes tons of time to customize and update a Testimonial Slider app, which will create more bugs.


But, if you haven't built a strong security system, your site could be prone to hacking and other security issues. We thought of that!

Add Testimonial Slider to Twenty Thirteen for WordPress
Support feature

POWR supports high-volume sites on Twenty Thirteen for WordPress and prioritizes the security of our Testimonial Slider app, as well as all 60+ apps, to keep any bad actors at bay.

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

Furthermore, our team of talented engineers work at all hours to keep POWR apps like your Twenty Thirteen for WordPress Testimonial Slider up and running 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 Testimonial Slider to Twenty Thirteen for WordPress
Testimonial Slider to Twenty Thirteen for WordPress
Grow contacts by 250%
Testimonial Slider to Twenty Thirteen for WordPress
2x your engagement
Testimonial Slider to Twenty Thirteen for WordPress
Time on site up 2x

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.