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Gmail email Signature - WiseStamp

Signatures for Gmail, Google Mail, Yahoo Mail

Rated 4 out of 5 stars (284)
22,678 users

Check4Change Requires Restart

Check4Change (aka C4C) is a simple extension that allows you to select a part of a web-page, and get notified when it changes.

Rated 4 out of 5 stars (162)
21,597 users

Add-on Update Checker Requires Restart

Adds Tools menu item to check Add-ons for updates. Includes toolbar icon.

Rated 4 out of 5 stars (56)
20,595 users

Twoo

You'll only ever be one click away from the latest news on Twoo, the world's friendliest social discovery platform.

Rated 4 out of 5 stars (16)
19,901 users

Simple Popup Blocker

Simply toggle between three different popup blocking modes: allow all, allow requested or block all. Now with tracking protection.

Rated 5 out of 5 stars (25)
19,421 users

TopSite - Find Top Sites Requires Restart

Instant access to the top websites on topics related to the website you are browsing! Search for any topic and find the best sites for this topic.

Rated 5 out of 5 stars (5)
18,684 users

Distill Web Monitor (formerly AlertBox) Requires Restart

Monitor web page and feed for changes. Get SMS and email alerts when change is detected.

Rated 4 out of 5 stars (170)
18,436 users

Messenger for WhatsApp™

Access to WhatsApp Web from within a toolbar panel and get badge notification of unread threads

Rated 4 out of 5 stars (19)
18,143 users

Gmail panel Requires Restart

Check and do whatever you want into your Gmail easily with a panel.
It also alerts you the unread emails.
***You need to have enabled the "Unread message icon" (Settings > Labs)***

Rated 4 out of 5 stars (79)
16,978 users

WEB.DE MailCheck for Firefox Requires Restart

Mail notifier for multiple email accounts

Rated 4 out of 5 stars (34)
16,912 users

Ciuvo - Price check in your Browser

Ciuvo finds best deals for your wanted product. Price check, comparison, customer reviews, product videos and coupons right in your web browser.

Rated 4 out of 5 stars (124)
16,618 users

PriceBlink - Price Comp & Coupons

**As seen on the Today Show, USA Today, ABC News**

Automatically finds lower prices and money-saving coupons from thousands of retailers while you shop. PriceBlink stays hidden until you are shopping. US and UK.

Demo: youtu.be/UKxMx5bT-QM

Rated 4 out of 5 stars (116)
13,834 users

HTML Desktop Notifications Requires Restart

Extension to add desktop notifications into firefox, the way it works with Chrome and Chromium Browser : works with gmail, gtalk (gmail chat), imo.im, and all other websites that use this technology.

Rated 4 out of 5 stars (48)
13,735 users

Webutation - Reputation & Security

Would you like to know which websites are safe and which website you can trust?
The Webutation add-on shows you the reputation of a site with a simple green/yellow/red icon and scans websites against virus and bad userfeedback. Works similar to WOT.

Rated 3 out of 5 stars (64)
13,404 users

GetCartt

With Cartt you'll get the best offers while shopping.

Not yet rated
12,578 users

PlugIn-Checker Compatible with Firefox 57+

The easiest and simplest way to check for PlugIn-Updates. Never forget to install the newest safe versions.

Rated 4 out of 5 stars (11)
12,541 users

Myibidder Auction bid sniper for eBay ("Snipe it") Requires Restart

Add a Bid Sniper to eBay auctions. It's linked to www.myibidder.com (originally www.myibay.com) Auction bid sniper for eBay service website where you can snipe and monitor your auctions for free.

Rated 4 out of 5 stars (124)
11,668 users

Panel View for Google™ Keep Featured

A handy and reliable extension designed to store your notes, lists and photos.

Rated 5 out of 5 stars (23)
11,154 users

Telify Requires Restart

Converts telephone numbers into clickable links for use with CTI applications, SIP clients, Skype, Netmeeting, snom phones, the AGFEO TK-Suite Client and SerVonic IXI-PCS.

Rated 4 out of 5 stars (59)
10,973 users

ABV Notifier Requires Restart

Official ABV.bg notifier.

Rated 3 out of 5 stars (69)
10,885 users