Chrome //
Extensions 
Chrome
Web store
select chrome_id_no,plugin_tag_line,plugin_name,plugin_icon,sitemap_url,oldvsnew_comment from final_chrome_totaldata_sept2022 where MATCH(plugin_name) AGAINST('+com +checker' IN Boolean MODE) order by users desc
ReachEdge Website Compatibility Checker
ReachEdge Website Compatibility Checker helps check if a website is compatible with ReachLocal ReachEdge Lead Conversion Software
PacktPub Free Learning Checker
Checks for you if there is a new book in PacktPub's Free Learning programme.
Search Ads Keywords Popularity Score Checker
Get all Apple Search Ads keywords popularity score for AppStore. Estimate a keyword volume based on the priority score.
Ads.txt Checker
With Ads.txt Checker you can find out if a site is using ads.txt file and have all the Authorized Digital Sellers shown in a pop up
Livescore.com Football Matches Score Checker
This app allows you to monitor football matches from popular web-site livescore.com. All changes will shown to you as small…
Tiny Tiny RSS Checker
This extension displays the number of unread articles in your Tiny Tiny RSS installation.
Free Audience Credibility Checker Tool
How to Spot Fake Instagram Followers + Free Audience Credibility Checker Tool.
Sample Ratio Mismatch (SRM) Checker
Automatically performs Sample Ratio Mismatch (SRM) test and flags potential issues on supported experimentation platforms.
Email Deliverability Checker
This Handy Tool Checks Blacklist, Whitelists, SPF, MX, and DMARC Records of any Website.
Symptom Checker for Adult and Child
Get a quick snapshot of your health or medical problems with Adult & Child Symptoms Checker to assess your options.
Google Index Checker - Nexttop.org
Google Index Checker Extension
This Google Index Checker Extension by Nexttop.org is extremely useful for many website owners and…
AMZ Buy Box Checker by Shopswain
Use AMZ Buy Box Checker by Shopswain to check who has the buy box on your products.
Joomunited cache checker
Check whether or not a page is served by one of the Joomunited's cache extension
Karenina Multilingual AI Grammar Checker
Performs AI style & grammar correction for English, Spanish, French, German, Chinese, Japanese & more!
Auto Radio Button Checker
takes a snapshot of a page you have checked to automatically checks the buttons you access that page.
USCIS Case Status Checker
USCIS Case Status Checker for cases like H1b,I-485,and I-140, I-765, I-131,etc.....
FluentTyper: Autocomplete and Spell Checker
Auto completes while you typing. FluentTyper attempts to improve the ease and speed of textual input by predicting words.
Ideatory Test Integrity Checker
Extension to authorize screen recording on Ideatory during test taking.
Hosting Checker: Who is Hosting This?
The Fastest Hosting Checker Tool on the web to check who is hosting this website. Simply click a button to know the host of website.
Website Accessibility Checker
Checks for any accessiblity issues on any website. Just click the Chrome Extension and open the console to see any issues.
TLS/SSL checker and reminder - ElevenGuard
Monitor TLS/SSL certificate expiration and get notified via email or Slack.
MySQL-Reference-Manual-Version-Checker
Warn if referring version of MySQL reference manual is out of range
markup checker
・ページ内の見出しタグ(CTRL+ALT+SHIFT+H),ALTの表示(CTRL+ALT+SHIFT+A),リンク先の表示(CTRL+ALT+SHIFT+L)を表示します。
DMV Appointement Checker
Monitor latest appointment availabilities for the Californian Department of Motor Vehicle
GoodRelations Amazon Checker
This extension allows you to check whether a Product or Offering as defined by the GoodRelations ontology is available on Amazon.
Redirect Link Checker
Redirect Link Checker will check all links on your page to find broken and redirect links
Kolobok stats checker
This extension are used to show Kolobok stats (Speed and Stealth) in the Simple Market before the user buy.