Install A Testimonial Slider App on Gmail

The easy way to add Testimonial Slider to Gmail in minutes without coding or needing help from 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

Establishing Brand Identity 101 - Your Website

Congratulations on getting your business online with Gmail!


The next step is often gaining 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 build 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

Plus, updating and customizing a Testimonial Slider app can be challenging, and you may think you have to hire a developer.


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

Add Testimonial Slider to Gmail
Support feature

All POWR apps are built to scale with your business on Gmail, 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.

Our team of expert engineers work 24/7 to make sure the POWR apps such as your Gmail Testimonial Slider running smoothly for you.

CASE STUDY: Rbia Shades is winning with POWR apps

Rbia Shades needed to expand beyond its region by bringing its products online. They needed a low-maintenance, non-techie solution.


After much research, they chose POWR as their no-code tool of choice.

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
250% contacts growth
Testimonial Slider to Gmail
Up 2x in engagement
Testimonial Slider to Gmail
2x 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.