Embed A Testimonial Slider App to a Sellfy Website

The easy way to add Testimonial Slider to Sellfy in minutes without coding or needing help from a developer.

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Steps to Add a Testimonial Slider App on a Sellfy Site

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

How To Add a Testimonial Slider App on Sellfy:

  1. Create a Free Testimonial Slider App

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  2. Embed POWR script to your Sellfy Site

    1. Within the Sellfy dashboard, navigate to Store settings > Customize store.
    2. Select General settings, copy and paste the script provided below into the Custom code section, either in the head or footer code area.
    3. Click Publish to save changes.
    Note: The script only needs to be installed once. If the POWR script is already present, move onto the next step.
  3. Embed POWR Testimonial Slider to your Sellfy Site.

    1. In the Sellfy Store customizer, select the location for installing the app.
    2. Add a module and select Embed code.
    3. Click on Edit code, then copy and paste the code provided below.
    4. Save your changes by clicking Save.
    5. Publish your changes to view the POWR embedded app on your site.
    Note: The embedded app will not be displayed in the Store customizer.
  4. Edit POWR Testimonial Slider on your site

    1. Click on the blue Edit App icon seen above the app.
    3. All edits in the opened POWR Editor will be automatically applied.

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

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Remove the Guesswork of Building Your Brand

Begin Building Brand Identity From Your Website

Congratulations on making the first move to develop your site online -- by getting your Sellfy 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?

Testimonial Slider to Sellfy
Add Testimonial Slider to Sellfy

Then You Must Customize Your Elements

Some may first take a stab at 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 for a bargain.

POWR Saves You Valuable Time

Also, customizing and updating a Testimonial Slider app calls for 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 Testimonial Slider app. POWR has you covered!

Add Testimonial Slider to Sellfy
Support feature

All POWR apps are built to scale with your business on Sellfy, so we offer the most advanced security features and high-volume capabilities on the market to keep your customers (and you) safe.

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.

POWR's team of engineers are working around the clock to keep Sellfy Testimonial Slider and all 60+ other POWR apps working smoothly.

CASE STUDY: POWR put Rbia Shades on the success track

After much success locally, Rbia needed a way to collect emails effectively on their brand-new website.


Their website provider did not have what they were looking for, so the search was on. After doing their research, they believed POWR was what they needed.

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 Sellfy
Testimonial Slider to Sellfy
Contacts growth 250%
Testimonial Slider to Sellfy
2x engagement improvement
Testimonial Slider to Sellfy
2x more time on site

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.