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:
Create a Free Testimonial Slider App
Start for free nowEmbed 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.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.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.
See the detailsRemove 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?


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!


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.

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.

All POWR apps are built for peak-performance.
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 Testimonial Slider 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 Sellfy site.
POWR Testimonial Slider allows you to edit every detail such as fonts, colors, borders, and spacing directly from the editor, ensuring your Testimonial Slider perfectly match your brand's identity.
This flexibility makes it easy to integrate and align with your site's look and feel.
Adding Testimonial Slider to your Sellfy 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 Sellfy site owners to implement Testimonial Slider and gather feedback from their audience.
Using POWR Testimonial Slider on your Sellfy 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.