Compare and analyze Firefox add-ons

All-in-one platform for competitor research, risk analysis, and growth tracking

FirefoxStats makes Firefox add-on metrics more accessible to everyone, enable competitive analysis, identify bad actors, and help support the growth of good Firefox add-ons.

Multi-platform support

We provide browser and add-on metrics across multiple platforms, allowing you to keep track of your extension stats easily.

What you can do with FirefoxStats

Track extension

Get email updates on your favorite Firefox add-ons.

Compare extension

Compare two Firefox add-ons side-by-side.

Stats trends

View Firefox add-on stats and ranking over time.

Risk analysis

Assess Firefox add-on risk impact and likelihood.


Download current and past Firefox add-ons.

Inspect source code

Inspect Firefox add-on source code and see what changed in each version.

Advanced search

Search through all Firefox add-on across 50+ attributes.

Raw data download

Export all the extension stats as a CSV for custom analysis.

Advanced reviews search

Search through user reviews across all Firefox add-ons.

Product summarizer

Generate a short summary for your Firefox add-on that you can use for your post or article.

Ad copy creator

Generate an ad-copy that you can use to promote your Firefox add-on.

Keyword analyzer

Analyze the potential keywords in your Firefox add-on's summary.

Customer testimonials

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Assil Harouak - Entreprenuer

We've been using Chrome-stats data for almost a year now. It's an indispensable market analytics tool for us: keyword tracking, competitor positions, and ASO optimization. If you want to grow your extension based on data, you have no choice - just use Chrome-stats.

Uladzimir Yankovich - Founder @ Manganum

Absolutely love the depth and quality of information that is provided on the platform. It is my goto place to validate extension ideas and look up on the competition. I am a Premium User.

William A. - Founder @

I cannot recommend Chrome-Stats enough. It's the best extension analytics product out there and has helped our team identify key trends, important keywords, and adjust our messaging. 10/10 customer support too :) A must have tool for Chrome Extension teams!

Brian Shultz - CTO @ Tango

Explore FirefoxStats

#1 Transparent Rainbow Transparent Rainbow
Publisher: Matt
User count: N/A
Rating: 0
for the gays by the gays
#2 Mystic Sky Mystic Sky
Publisher: Verse
User count: N/A
Rating: 0
Mystical sky just cause
#3 Sri Lanka Flag (colors) Sri Lanka Flag (colors)
Publisher: Ceylon
User count: N/A
Rating: 0
This theme is based on colors of "Flag of Sri Lanka". the National Flag of the Democratic Socialist Republic of Sri Lanka has four colors such as Yellow, Maroon, Orange and Teal.
#5 Green Tropical Leaves Green Tropical Leaves
Publisher: spacesoph
User count: N/A
Rating: 0
Theme with green leaves background. White text, transparent, orange tab outline.
#6 Purple Dark Theme Purple Dark Theme
Publisher: themeengine
User count: N/A
Rating: 0
Purple Dark Theme.

#1 npmhub npmhub
Publisher: Fregante
User count: 89
Rating: 10
Explore npm dependencies on GitHub repos
#2 | The Home Page Every Developer Deserves | The Home Page Every Developer Deserves
Publisher: Daily Dev Ltd.
User count: 8,332
Rating: 197 is the fastest growing online community for developers to stay updated on the best developer news.
#4 Refined GitHub Refined GitHub
Publisher: Sindre Sorhus
User count: 8,088
Rating: 124
Simplifies the GitHub interface and adds many useful features.
#5 Push Security Push Security
Publisher: Push Security
User count: 8
Rating: 0
Keep your users secure.
#6 Depths Depths
Publisher: Peter Tong
User count: 7
Rating: 1
Shared knowledge base to learn with the world together.

#1 快捷网页翻译-Simple Translate 快捷网页翻译-Simple Translate
Publisher: dark
User count: 3,144
Rating: 7
在网页上快速翻译选定或输入的文本。支持 Google 翻译和DeepL API。
#2 Facebook Video Downloader MP3 MP4 Facebook Video Downloader MP3 MP4
User count: 2,077
Rating: 75
Best Facebook Video Downloader Mp3 and Mp4 for FB Download. This Addon allow download Video from facebook fb with one click. You can convert and download video from Facebook in m4a, mp3, mp4 sd and mp4 hd quality. Convert fb video in just one step.
#3 快捷网页翻译-Simple Translate 快捷网页翻译-Simple Translate
Publisher: SimpleTranslate
User count: 630
Rating: 1
在网页上快速翻译选定或输入的文本。支持 Google 翻译和DeepL API。
#4 Facebook download video Facebook download video
Publisher: Vikingus
User count: 436
Rating: 6
Download and save your favorite videos from
#5 Facebook On One Click Facebook On One Click
Publisher: Parul
User count: 206
Rating: 1
This web extension open Facebook on just one click
#6 YouTube Tooltip & Notification YouTube Tooltip & Notification
Publisher: sww
User count: 175
Rating: 15
Show YouTube clip's title, duration, channel and creation date as link's tooltip or as notification

#1 uBlock Origin uBlock Origin
Publisher: Raymond Hill
User count: 6,445,354
Rating: 15,184
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
#2 Adblock Plus Adblock Plus
Publisher: Adblock Plus
User count: 4,717,655
Rating: 9,590
One of the most popular free ad blockers for Firefox. Block annoying ads on sites like Facebook, YouTube and all other websites. Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).
#3 Easy Screenshot Easy Screenshot
Publisher: Mozilla Online
User count: 3,531,177
Rating: 668
Capture a screenshot of the whole webpage, and save in your desktop in default.
#4 AdBlocker Ultimate AdBlocker Ultimate
Publisher: AdAvoid
User count: 2,110,987
Rating: 19,605
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
#5 Video DownloadHelper Video DownloadHelper
Publisher: mig
User count: 1,970,583
Rating: 23,227
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
#6 Language: English (GB) Language: English (GB)
Publisher: Mozilla Firefox
User count: 1,968,731
Rating: 863
Firefox Language Pack for English (GB) (en-GB)

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