Facebook Chat Plugin Review: A Speed Score That Holds Up

Facebook Chat Plugin – Live Chat Plugin for WordPress - MakeWPFast

Facebook Chat Plugin is a WordPress plugin used on 80K+ sites. The Facebook Chat Plugin makes it easy for your website visitors to chat with you and ask you. Our 3-context benchmark shows it barely registers (-1ms TTFB on activation).

A
Measured Speed Score
How is this scored?

Our Benchmark Methodology

Every speed score on MakeWPFast is based on real performance measurements, not estimates. We install each plugin on a clean WordPress 6.9 setup (PHP 8.3, MariaDB, GeneratePress theme) and measure two key metrics:

PHP Memory Usage — how much additional memory the plugin consumes per request. Each doubling of memory overhead costs 10 points. High memory usage can cause crashes on shared hosting and limits how many plugins you can safely run together.

Database Queries — how many extra SQL queries the plugin runs per page load. Each 10x increase in query overhead costs 25 points. More queries mean more database work, slower pages, and harder scaling.

The score uses a logarithmic scale — the first few extra queries or megabytes matter more than going from 100 to 110 queries. This reflects real-world impact: the jump from 4 to 14 queries is far more noticeable than 100 to 110.

GradeScoreWhat it means
A90–100Negligible impact. Safe to install on any hosting.
A-80–89Very light impact. Minimal overhead on any setup.
B+ / B / B-65–79Light impact. Adds some overhead but manageable on most setups.
C+ / C / C-50–64Moderate impact. May noticeably slow down budget hosting.
D+ / D35–49Heavy impact. Will affect page load times. Consider alternatives.
F0–34Severe impact. Significant resource usage that hurts performance.

Plugins marked "Not Yet Tested" have not been benchmarked yet. We do not estimate or guess scores — if there is no measured data, there is no grade.

Note: Benchmarks measure a plugin in isolation on a clean install. Real-world impact varies based on your hosting, other plugins, and how the plugin is configured.

Performance Benchmark
Tested Apr 2026 · How we test
ContextTTFBMemoryQueries
Activation+-1 ms+0 MB+0
🏠Homepage+-9 ms+0 MB+2
⚙️WP Admin+-6 ms+0 MB+3
Low impact
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Plugin Overview
Active Installs80K+
Rating3.5/5 (303)
Tested Up ToWP 5.9.13
Requires PHP5.2.4+
Last UpdatedJul 5, 2022
Downloads1.8M+
AuthorFacebook

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Facebook Chat Plugin Speed Score - MakeWPFast

Performance Analysis

Performance Impact

Facebook Chat Plugin – Live Chat Plugin for WordPress receives an estimated speed score of A. Our real benchmark tests measured the following impact when activating this plugin:

  • TTFB impact: +-1 ms
  • Memory impact: +0.0 MB
  • Additional DB queries: +0

Overall activation impact: low. This plugin adds minimal overhead to your WordPress site.

Maintenance Status

Last updated: 2022-07-05. Requires PHP 5.2.4+. Trusted by 90K+ active installations.

Benchmark data measured in an isolated Docker environment (WordPress 6.8, PHP 8.3, GeneratePress). See our full methodology.

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Frequently Asked Questions

Is Facebook Chat Plugin safe to keep activated on production sites?
Based on our 2026 benchmark, yes. Facebook Chat Plugin measured a TTFB delta of -1ms on activation, which earned it a speed score of A. That's well within the range we'd recommend for production WordPress sites.
What makes Facebook Chat Plugin faster than similar plugins?
We measured Facebook Chat Plugin in three contexts (activation, homepage load, wp-admin) and it consistently stayed under our overhead thresholds. The composite score of A reflects all three — not a single cherry-picked number.
Does Facebook Chat Plugin – Live Chat Plugin for WordPress slow down WordPress?
Facebook Chat Plugin – Live Chat Plugin for WordPress has an estimated speed score of A. It should have minimal impact on your site speed.
Is Facebook Chat Plugin – Live Chat Plugin for WordPress still maintained?
Facebook Chat Plugin – Live Chat Plugin for WordPress was last updated on 2022-07-05. It has 90K+ active installations, indicating it is actively maintained and widely trusted.
What are the best alternatives to Facebook Chat Plugin – Live Chat Plugin for WordPress?
Check our plugin reviews in the Social category for alternatives. We compare plugins side-by-side on speed, features, and user ratings to help you find the best fit.
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