Technology

What Is Review Widget?

An embeddable component that displays customer reviews and ratings on a website.

A review widget is a piece of embeddable code — typically JavaScript or an iframe — that displays customer reviews, ratings, and testimonials directly on a website. Review widgets pull data from a review management platform and render it in a customizable format that matches the site's branding.

Common Widget Types

Carousel Widget — A horizontal slider showing one review at a time with navigation arrows. Best for hero sections and above-the-fold placement.

Grid Widget — A masonry or uniform grid layout showing multiple reviews simultaneously. Ideal for dedicated testimonial pages.

Badge Widget — A compact element showing the average rating and total review count. Often placed in headers, footers, or sidebars.

Floating Widget — A small, persistent element that follows the user as they scroll. Shows rating summary and expands to reveal reviews on click.

Wall of Love — A full-page social media-style feed of customer reviews, often including photos and videos.

Inline Widget — Reviews embedded within product descriptions or service pages, contextually relevant to the content around them.

Key Performance Considerations

Widget performance directly impacts user experience and SEO:
  • Bundle size: Lightweight widgets (under 15kb) avoid hurting Core Web Vitals
  • Lazy loading: Widgets should load after critical content to preserve LCP scores
  • Server-side rendering: Pre-rendered widgets improve SEO by making review content crawlable
  • Schema markup: Widgets should inject JSON-LD structured data for rich snippets in search results

    • Choosing a Review Widget

    When evaluating review widget solutions, consider:
  • Customization options (colors, fonts, layout)
  • Performance impact on page speed
  • SEO capabilities (structured data output)
  • Responsive design for mobile
  • Content moderation controls
  • A/B testing support

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    Related Terms

    Social Proof

    A psychological phenomenon where people follow the actions and opinions of others to guide their own decisions.

    Star Rating

    A 1-to-5 scale visual rating system using star icons to represent customer satisfaction levels.

    Rich Snippet

    Enhanced search result listings that display additional information like star ratings, prices, or FAQs directly in Google.

    JSON-LD Review Markup

    Structured data format using JSON-LD to describe reviews and ratings so search engines display rich snippets.

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