How to Make Testimonial Slider in WordPress

Having a testimonial slider on your WordPress website can change your entire brand perception and website performance.

Website owners overwhelmingly agree that testimonials are an effective and reliable tool for enhancing different aspects of your brand and website. Regardless of the size or success of your site, you need to have brand value and sales for it to be worthwhile. One of the best ways of achieving this is through the display of customer testimonials.

The importance of testimonials can’t be overstated. Research asserts that 80% of consumers are unlikelier to purchase products without testimonials and that number goes up to 92% for Gen Z consumers. This underscores how much you need to create a testimonial slider for your website.

Content Outline:

  1. What is a Testimonial Slider? 
  2. Why Create a Testimonial Slider?
  3. How to Take Advantage of Testimonial Sliders
  4. What Features to Look for in a Testimonial Slider Plugin
  5. How to Create a Testimonial Slider in WordPress

What is a Testimonial Slider?

What is a Testimonial Slider

A testimonial slider is a display of reviews that transitions from one customer testimonial to another, either automatically or manually. it substitutes the display of a static list of reviews with a much more visually appealing and space-conserving slider format. 

One of the most notable qualities of testimonial sliders is the smooth transition effects that characterize the movement from one user review to the next. They seize the attention of your visitors and add a touch of sophistication to your page and website.

Why Create a Testimonial Slider?

Knowing how a testimonial slider benefits you gives you a reasonable scope of expectations. You can also gauge the success of the feature once you start displaying it on your website. Let’s explore the merits of having testimonial sliders.

Visual Appeal and Engagement

When you have a testimonial slider on your website, your page draws the attention of visitors and engages them. The beauty of the testimonials and the captivating transitions increase the likelihood of users interacting with your content.

Economy of Space

Traditional textual and listicle testimonials were good when there wasn’t a better option. However, a testimonial slider makes them obsolete because they utilize very little space in which you can showcase a series of reviews with incredible detail. This condensed format prevents the cluttering of your page.

Diverse Testimonial Types

With the space and flexibility that a testimonial slider offers, you can vary your testimonials within that very space. You can mix up customer reviews with client success stories, or industry expert endorsements. Such a blend will make your testimonials cater to different targets and business aspects.

Fostering Trust

When there is a lot of positive feedback on your testimonial slider, it becomes a method of building trust with your visitors. As you update the slider, every new positive review reassures your visitors that your products and services are valuable to many people. Your brand also gains more trust and authenticity in the eyes of others.

Interactivity and Responsiveness

Most of the best testimonial sliders come with interactive features, such as pace control from the users’ end. Users can view testimonials at their own pace. Whichever device you use, your slider will adapt smoothly to the screen size and orientation.

Calls to action Placement

You need to find the best placement for your calls to action for maximum effectiveness. There are few better places to place your call-to-action buttons than within the slider. Once a customer review mentions a package, product, service, or page on your website, you can place a link and CTA button to aid the conversion.

How to Take Advantage of Testimonial Sliders

Advantage of Testimonial Sliders

The engaging nature of testimonial sliders makes them an excellent tool for various purposes. However, there are excellent best practices that can make you get much more out of them. Here are some strategies that can help you maximize the impact of your testimonial slider:

Display Diversity

You should showcase testimonials that display different aspects of your business. You can blend customer success stories, reviews, and industry expert endorsements. This will enrich your brand and attract a wider audience.

Highlight Key Benefits

Ensure that the testimonials you’re displaying emphasize the distinct benefits of your products and services. The value proposition of your offerings being here makes the sliders play the marketing role exceptionally well.

Optimize Transition Effects

Have fun experimenting with different transition effects so you can find the perfect balance. Since overly flashy effects can distract from the content of your sliders, you should go for transition styles that complement your site’s design while retaining the focus on your testimonials.

Strategic Placement

Where your testimonial slider is located determines who sees it and how interested they will be in its content. Most people place theirs on the homepage, but product pages and landing pages are excellent spots for reinforcing certain messages and boosting conversions.

Regularly Update Content

When you update the content of your testimonial slider, your users recognize that you are continuously delivering value. What’s more, you avoid repetitiveness and encourage visitors to partake in the positive experiences you offer.

Utilize Analytics

You can use analytics tools that reflect the performance of your testimonial sliders. You can view the conversion data, user engagement, and click-through rates and deduct insights that help you optimize the slider for the best impact.

What Features to Look for in a Testimonial Slider Plugin 

Features to Look for in a Testimonial Slider Plugin

Creating a testimonial slider on your WordPress website is an easy process if you have the right tools. There are different criteria for evaluating the available WordPress testimonial slider plugins and choosing one. We’ve gone through some of the best ones and come up with the Testimonial Slider by RadiusTheme as your best choice. 

It offers various features 2 grid layouts and 2 slider layouts for showcasing your testimonials. The PRO version adds an isotope filter that enables you to display and hide different elements straightforwardly. The shortcode generator helps you create different shortcodes for adding features to your WordPress testimonial slider.

The color and styles of displaying your testimonials are fully customizable. For instance, you can showcase profile images in round or square borders. You can also customize how your testimonial slier appears on different devices. Testimonial Slider enables you to display testimonials based on various member filter options.

With the ordering option of the Testimonial Slider plugin, you can order testimonials by drag & drop or various other taxonomies. Since having many large images will slow your site down, you can limit the size of your images on your website to avoid it. The PRO version lets you work with custom image sizes. Testimonial Slider PRO also offers 30 extra layouts, including grid, filter, slider, and video layouts. The paid version avails 4 pagination types and many more features.

The two versions of Testimonial Slider are perfect for creating your dream testimonial slider.

Steps to Create Testimonial Slider in WordPress

Steps to Create Testimonial Slider in WordPress

When using the Testimonial Slider by RadiusTheme, it is really easy to create your own testimonial sliders. Installing and utilizing the plugin is really easy and available on its detailed documentation, but we will detail some of the same here.

Step 1: Install the Plugin

To install the free version, go to your WordPress dashboard and on Plugins 🡪 Add New. On the search box in the top right corner, type Testimonial Slider by RadiusTheme. On the result with the same name, click on Install Now, then Activate. It will appear on your admin panel labeled as Testimonial.

On the other hand, the PRO version of Testimonial Slider requires you to download it here. Start by installing the free version and when the premium one is on your computer, go to your WordPress admin dashboard and click on Plugins 🡪 Add New 🡪 Upload Plugins. Click on the Choose File option to choose the zip file containing the plugin from your computer. Click on the Install Now button and Activate. Use the license key in your purchase email or find it under Purchase History in after logging in.

What is left is to add members you want to display with their fields and then generate a shortcode for the entire testimonial slider. Here is how you go about it:

Step 2: Layout Settings

  1. Start by choosing the layout type from the 3 options, then the layout style from 2 free options and 30 more in the premium version.
  2. You can then edit the rest of the settings, such as mobile columns, desktop view columns, and tab columns.
  3. Switch pagination on or off.
  4. Choose the image thumbnail size.
  5. Edit the read more button text.
  6. Choose the round or normal image style.
  7. Choose the testimonial character limit.
  8. Choose whether or not you want the default Bootstrap margin to remain active.
  9. Choose between the masonry or even grid (PRO).
  10. Toggle the detail page link on or off (PRO).
  11. Choose the default preview image (PRO).

Step 3: Filtering Settings

  1. Begin by choosing the only comma-separated values you want to include.
  2. Choose the list of post identifications that you want to exclude and use commas to separate the values.
  3. Set the limit of the posts to appear. Leaving it blank will display all found posts.
  4. Select the categories you want to filter. Again, blank will mean showcasing all your categories (PRO).
  5. Choose the tags you want on the filters (PRO).
  6. With the Taxonomy-Relation feature, you can choose multiple taxonomy-like tags, categories, categories, and tags, or tags and tools (PRO).
  7. Set the order criteria, such as ordering by date then set ascending or descending.

Step 4: Field Selection

  1. Check the fields you want to display with your options including testimonial, author, author image, designation, location, company, read more, social share, social media, video, and rating.
  2. The PRO plugin lets you choose the social item sources you need. Your available checkbox items include email, Pinterest, Twitter, LinkedIn, and Facebook.

Step 5: Styling

  1. Choose the custom CSS parent class that you want.
  2. Choose the primary, item background, and container background color schemes.
  3. Choose the background, hover background, hover text, text, and border.
  4. Choose the number of pixels you want for your padding gap and gutter.
  5. Choose the overlay style for the overlay top padding, color, and opacity.
  6. Select the image border style, color, and width.
  7. Choose the style for the text of the author’s bio, author’s name, rating, and socials. You can work on their color, font size, font weight, and alignment.
  8. Choose the overall testimonial style. This includes the font style, font style, style, weight, alignment, and color.

If you need help with any other setting, the documentation is available to help you out.


 Testimonial sliders are excellent for cultivating a relationship with your visitors and clients. They make the display of testimonials dynamic and more effective. Following the steps we’ve laid out for you is more than enough to help you create your own testimonial sliders. You won’t need any coding skills or a professional coder. All the best as you go into it.

Editorial Staff

Editorial Staff at RadiusTheme is a team of WordPress experts lead by Mamunur Rashid. We have been developing WordPress Themes and Plugins from 2016, Also creating various WordPress tutorials.