Live extensions
329.4K
in the Chrome Web Store
Total installed base
2B
installs across all extensions
Median users / extension
8
half have fewer
Categories covered
27
store categories
Reach 1K+ users
8.4%
27.8K extensions
Reach 100K+ users
0.5%
1.8K extensions
Rated 4.5★ or higher
70.3%
of extensions with reviews
Not updated in 2+ years
23.8%
78.3K extensions
How Many Users Extensions Get
Live extensions by total users - the median is single digits
Rating Distribution
Most extensions never get enough installs to be rated
Extensions per Category
Tools is the most crowded lane by far
- Tools92.1K
- Workflow40K
- Developer25.5K
- Games14.4K
- Nature13.6K
- Other11.3K
- Functionality10.1K
- Art9.8K
- Education9.6K
- Fun8.7K
- Animals8K
- Accessibility7.6K
When Extensions Were Last Updated
A quarter have been abandoned for 2+ years
Figures cover the 329.4K live extensions we track in the Chrome Web Store (2B installs total). User counts are the store's own reported install numbers.
How Big Is the Chrome Extension Market
The Chrome Web Store is the largest browser-extension market anywhere, and its installed base is enormous: well over 300,000 live listings holding more than two billion installs between them. That reach is wildly unequal. The median extension has a single-digit user count, and more than three quarters sit under a hundred. Fewer than one listing in a thousand has ever crossed a million users. For anyone deciding whether to build, volume is not the hard part. The store already holds hundreds of thousands of listings, and getting past a few dozen users is where almost everyone stalls.
Which Categories Are Crowded and Which Are Open
Listing count and audience size pull in opposite directions. Tools is by far the most crowded category, holding the largest single slice of the store, yet the average Tools extension reaches only a few thousand people: a lot of competition chasing thin returns. The better ratios sit in the narrower lanes. Privacy carries a small fraction of the listings but an order of magnitude more average reach, and Workflow, Accessibility, Communication and Social all punch above their listing count. If you are picking a lane, reach per competitor matters more than raw size, and the category chart above shows where the listings actually pile up.
Why Abandoned Extensions Are an Opportunity
About a quarter of the store is effectively stale, with no update shipped in two or more years, and roughly one listing in ten has gone untouched for five or more. Many still hold real user bases while their developers moved on, so they fall behind Chrome's Manifest changes, new APIs and their own review queues. For a new builder that is the clearest opening in the data: find a neglected extension with thousands of users and a pile of stale one-star reviews, and rebuild it properly. You inherit proven demand instead of guessing at it.
Chrome Extension Statistics FAQ
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