Google for WooCommerce vs Duplicate Killer – Prevent Duplicate… (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Google for WooCommerce
900K+ active installs
Free
Duplicate Killer – Prevent Duplicate…
1.0K+ active installs
Free + Premium
Quick Verdict
As of April 2026, Duplicate Killer – Prevent Duplicate… has a higher user rating (5/5 from 3 reviews) while Google for WooCommerce leads in active installations (900K+ vs 1.0K+). Both are free WordPress plugins. Google for WooCommerce has accumulated 40M+ total downloads while Duplicate Killer – Prevent Duplicate… has 20K+. Duplicate Killer – Prevent Duplicate… has a higher support resolution rate (100% vs 62%).
Detailed Comparison
| Metric | Google for WooCommerce | Duplicate Killer – Prevent Duplicate… | |
|---|---|---|---|
| Rating | 2.7/5 | ► | 5/5 |
| Total Reviews | 259 | ◄ | 3 |
| Active Installs | 900K+ | ◄ | 1.0K+ |
| Total Downloads | 40M+ | ◄ | 20K+ |
| Support Resolution | 62% | ► | 100% |
| Last Updated | 4 days ago | ► | Yesterday |
| First Released | 2021 | 2022 | |
| Age | 5 years | 4 years | |
| WP Requires | 6.6+ | 5.2+ | |
| PHP Requires | 7.4+ | 5.6.20+ | |
| Business Model | Free | Free + Premium | |
| Latest Version | 3.6.1 | 1.5.7 |
Rating Breakdown
Google for WooCommerce
Duplicate Killer – Prevent Duplicate…
Download Trends
Over the past 30 days, Google for WooCommerce averaged approximately 35,337 daily downloads while Duplicate Killer – Prevent Duplicate… averaged 78.
Recent Reviews
Google for WooCommerce Reviews
Critical Errors
This plugin caused critical errors on our website and significantly disrupted normal operations. After activation, we encountered repeated site crashes and instability issues that directly impacted ou
The new update seems to be crashing many sites
As per the previous comments the update 3.6.0 – 2026-03-16 has resulted in the crashing of websites and WordPress sends an email out to you that this APP is causing fatal errors. Luckily we have ma
Field mismatches – Admin Completely Broken
Update to 3.6.0 and it completely broke Admin, what a joke…. Hours later I now have no Google and my products have disappeared from Google Merchant!Great…:-/
Duplicate Killer – Prevent Duplicate… Reviews
Great and straightforward plugin
Plugin is straightforward and the support is really responsive and helpful.
Fixed the issue with duplicate CF7 Emails!!
There seems to be an issue with CF7 where duplicate emails are sent out, and the forms render errors/loading spinners twice as well. I’ve done a good bit of research and looked everywhere, but had no
Works like a charm
This solves my duplicate entries headache – works as intended. Thanks!
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.