How to Add A Testimonial Slider App to a Gmail Website

Learn the steps to add Testimonial Slider to your Gmail website in minutes with no coding or a developer.

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Steps to Add a Testimonial Slider App on a Gmail Site

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

How To Add a Testimonial Slider App on Gmail:

  1. Create a Free Testimonial Slider App

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  2. Install POWR in Gmail

    1. In Gmail, go to the G Suite Marketplace or select the + on the right side to Get Add-ons
    2. Type POWR and in the search selectPOWR plugins for Gmail.
    3. Install the add-on and grant required permissions.
    4. Return to Gmail and refresh the page.
  3. Compose Email

    1. Select Compose to start drafting a new email.
    2. In the email editor, select Add POWR Plugin.
    3. Select Sign In to access your POWR apps.
    4. Select the app to add to your email, and click add plugin.

Need to know more about features and integrations of our Testimonial Slider app?

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Remove the Guesswork of Building Your Brand

Brand Identity Begins With a Great Website

Congratulations on getting your business online with Gmail!


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

Testimonial Slider to Gmail
Add Testimonial Slider to Gmail

Website Element Customization is Next

People often ask a 'techie' friend to design a Testimonial Slider for them or hire a 'web guy' that one of their friends referred.


Others look overseas or for low priced open source alternatives for Testimonial Slider.

Save Time With POWR

Also, customizing these apps usually requires coding experience or another designer to help -- costing even more resources.


In a world where scammers infiltrate sites every day, many other Testimonial Slider apps out there aren't built with security in mind, which could expose your customers or worse -- crash your whole site. Not with POWR!

Add Testimonial Slider to Gmail
Support feature

POWR has the most advanced security features, is built for scale, and currently supports high-volume sites on Gmail 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.

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

CASE STUDY: POWR put Rbia Shades on the success track

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 Gmail
Testimonial Slider to Gmail
Grow contacts by 250%
Testimonial Slider to Gmail
2x your engagement
Testimonial Slider to Gmail
Time on site up 2x

Yes, POWR has an app for that.

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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.