Anyone claiming to know the exact Chrome Web Store ranking formula is guessing. Here's what's public, and then what 61,820 listings we crawled on 3 Oct 2026 show when you line them up by size and look for the habits the big ones share.
What Google says about Chrome Web Store ranking
Google's developer docs give two useful pages. The discovery page explains how people find extensions, and the listing guide explains how to make a strong listing.
The short version is familiar to anyone who's done app stores. Describe the tool in plain words and keep users happy. Editorial picks also exist, chosen by people at Google, as our Featured badge post explains. The writing side is in Chrome Web Store SEO.
What big listings share
We grouped every crawled extension by its user count and looked at a few listing traits.
| Users | Extensions | No ratings | 3+ screenshots | Median rating* |
|---|---|---|---|---|
| 1M+ | 346 | 0.0% | 65.6% | 4.17 |
| 100K to 1M | 1,472 | 0.6% | 62.7% | 4.28 |
| 10K to 100K | 6,149 | 2.0% | 54.6% | 4.31 |
| 1K to 10K | 16,727 | 4.5% | 50.9% | 4.48 |
| Under 1K | 37,126 | 53.6% | 45.1% | 4.74 |
*Median rating among extensions with 20 or more ratings.
Two things. Bigger listings nearly always have ratings. And they show more screenshots.
The Tools category page shows the dated counts behind this section.
What this doesn't prove
This is a snapshot, so it can't show cause. Maybe screenshots help a listing climb. Maybe big teams simply make more screenshots. Both fit.
The median rating also falls as listings grow. Small extensions get rated by early fans. Big ones get rated by everyone, including the people who installed something by accident, the people whose favourite button moved after an update, and the people who were simply unhappy.
Read a lower rating on a bigger tool as normal, up to a point. Our ratings guide shows the bands.
What you can control
Where Ext Watch fits
We're biased, being the team behind it. Ext Watch shows where an extension sits by users within its category, and the day that rank was seen. The categories page lists each one.
Fix the one row on the checklist you've been putting off. Then check again next month.
Questions people ask
How does the Chrome Web Store rank extensions?
Google doesn't publish the formula. Its docs point to relevance and user signals.
Do ratings affect Chrome Web Store ranking?
Google lists user signals as a factor. In our 3 Oct 2026 crawl, almost every extension above 100,000 users had ratings.
Can I pay to rank higher?
There's no paid placement in the store. Buying installs or reviews breaks the store's policies.
Where these numbers come from
- developer.chrome.comDiscovery on the Chrome Web StoreAccessed 3 Oct 2026
- developer.chrome.comCreating a great listing pageAccessed 3 Oct 2026
- developer.chrome.comChrome Web Store program policiesAccessed 3 Oct 2026
Part of our guide: Chrome Web Store SEO: titles, descriptions, screenshots. More in Growth and ranking.
4,821 new extensions in the last 30 days in Tools. See them all.
Extensions gaining users fastest, and what they changed. Updated 3 Oct 2026 from our Chrome Web Store crawl
