FSI Viewer vs Yoast Plugins
A side by side look at reach, regional footprint and where each widgets technology actually wins, built from live detections across millions of websites.
The short version. Yoast Plugins has roughly 1706190x more sites overall (3 vs 5.1M). But the split flips by market: FSI Viewer over-indexes in Denmark and France, while Yoast Plugins runs the majority in United States, Germany and Netherlands. Which one fits depends far more on your market than on raw totals.
Head to head
Where each technology comes out ahead, by dimension
Who leads each market
Share of the two technologies per country. The marker is FSI Viewer's 0% global share, so bars past it lean FSI Viewer.
Where to build
Building an app, theme or agency around one technology? This is where its sites actually concentrate.
Build for FSI Viewer
Build for Yoast Plugins
United States is the most one-sided market in this comparison: 466K Yoast Plugins sites to 0 on FSI Viewer, a 100% split. For a new project there, the ecosystem, plugins and talent all point one way.
Which should you choose
A quick read based on reach and regional traction
Choose FSI Viewer if
- ✓You sell into Denmark and France, where it has real traction.
- ✓You value where it concentrates its footprint over sheer volume.
- ✓Your team is already invested in the FSI Viewer stack.
Choose Yoast Plugins if
- ✓You operate in United States, Germany and Netherlands, its heartland.
- ✓You want the larger install base (5.1M sites) and a bigger ecosystem.
- ✓Your team is already invested in the Yoast Plugins stack.
Export the websites behind either technology
Get the sites using FSI Viewer or Yoast Plugins with socials, country and industry filters.