This is an official Amazon extension for Firefox. Amazon Assistant helps you make better shopping decisions by showing product comparisons at thousands of retail sites. By installing you agree to the Conditions of Use at amazon.com/gp/BIT/TOU.
→ Price History charts
→ Price Drop & Availability Alerts
→ Daily Drops, an overview of recent price drops
→ Huge frequently updated product database
→ Supports Amazon .com | .co.uk | .de | .co.jp | .fr | .ca | .cn | .it | .es | .in | .mx | .br
Ecosia is a search engine that donates 80% of its surplus income to planting trees. By searching with Ecosia you can help the environment for free.
This extension adds Ecosia.org as the default search engine to your Firefox. Give it a try!
Honey Compatible with Firefox 57+ Featured
Automatically find and try coupon codes with 1-click. Works at thousands of stores in the US, Canada, Australia, India and the UK.
1. Find the same products.
2. Historical price.
3. Show App's price.
4. Analyze seller.
5. Shortcuts visit Aliexpress
See quick updates on all your activity while you browse the web with the official eBay app for Firefox.
Adds Steam Database link across Steam Community and Store.
Add price history charts and price watch features to Firefox when viewing product pages on Amazon. Use it to make informed purchasing decisions and to receive price drop alerts via email, Twitter, or RSS feed.
Get cashback for every order in AliExpress, Ozon, ASOS, Banggood and GearBest stores with ePN Cashback plugin
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.
MI router 3c/r3l flipkart on 20-06-2017 http://bit.ly/2sgLt8q
Redmi 3s 2017 on Flipkart
Redmi Note 4 2017 on Flipkart
update before the sale
惠惠购物助手【网易出品】 Requires Restart
Your intuitive Shopping Assistant and effective Price Comparison, directly in your Firefox browser - Automatic price comparison, alerts for lower prices when you are shopping online and much more.
ReviewMeta analyzes millions of reviews and helps you decide which to trust.
Never search for a coupon again! Coupons at Checkout uncovers coupon codes automatically at thousands of online stores. Wherever you see a ‘Coupon Code’ box, now just click to see all the retailer's latest coupons! As featured in CNET & Lifehacker!
Price Comparison made easy, directly in Firefox - Get alerts if other stores offer better prices for the products you're viewing. Price Expert shows you the same products with better prices in different stores, discount coupons or irresistible deals.
Ciuvo finds best deals for your wanted product. Price check, comparison, customer reviews, product videos and coupons right in your web browser.
Search/browse faster than ever! Ctrl-Shift-F for whole-word/regex/all tabs/diacritic search;Create custom engines;Smart SearchBox;Preview results;Auto copy plain text, drag-n-drop image/link. Not multi-process compatible! http://y2u.be/gDlLrVZ54L0
CouponsHelper automatically finds coupon codes from thousands of retailers while you shop online. CouponsHelper is hidden until it finds coupons, so no pointless pop ups !
InvisibleHand Requires Restart
Automatically get the lowest price when you shop online or search for flights. InvisibleHand shows a discreet notification when a better price is available on a product or flight you're shopping for. Covers over 580 retailers in the US, UK & Germany.