
Salut! I've been testing browser extensions for shopping for the past few years, and I'm genuinely excited to share what I've discovered. Just like finding that perfect little tech café in Bangkok where locals get their gadgets fixed, the right browser extensions can completely change how you shop online.
Picture this: you're browsing for a new laptop, checking three different retailers, manually searching for discount codes, and wondering if you're getting the best price. Meanwhile, there's an entire toolkit sitting in your browser that could automate this entire process. These seven extensions have saved me hundreds of pounds this year alone, and they take less than five minutes to set up.
Quick Wins: Implement These Today to Start Saving Immediately
- Install Honey for automatic coupon testing at checkout
- Add Rakuten for instant cashback notifications on participating sites
- Set up Keepa or CamelCamelCamel for Amazon price tracking alerts
- Use Capital One Shopping for real-time price comparisons
- Protect your data with uBlock Origin while shopping
- Get Amazon price alerts with Amazon Assistant
- Speed up your browsing with Ghostery Lite
The Automatic Coupon Hunter: Honey
Here's what fascinates me about Honey - it's like having a persistent shopping assistant who never gets tired of trying discount codes. When you reach checkout, click "Apply Coupons," and watch it test dozens of codes in seconds.
The Droplist feature particularly impressed me during my testing. I added a gaming headset I'd been eyeing, and Honey alerted me when the price dropped by £25 three weeks later. That's money I would have lost if I'd purchased immediately.
Real savings example: Last month, Honey found a 15% off code for my trainer purchase that I'd completely missed, saving me £18 on a £120 order.
The Gold rewards programme adds another layer of value. You earn points on select purchases, which convert to gift cards. It's not revolutionary, but it accumulates nicely over time.
The Cashback Champion: Rakuten
Formerly Ebates, Rakuten operates like a digital cashback card for online shopping. When you visit participating retailers, a small notification appears in your browser. Click "Activate," and you'll earn 1-10% back on your purchase.
What surprised me during testing was how many major retailers participate. ASOS, John Lewis, Currys - they're all there. The quarterly payouts via PayPal feel like receiving unexpected money every few months.
Time investment: Literally 2 seconds per purchase to activate cashback.
During their seasonal double cashback events, rates can reach 20% at certain retailers. I saved these promotions for larger purchases like electronics and travel bookings.
The Price Detective: Capital One Shopping
This extension reminds me of those price comparison websites, but it works automatically while you browse. When you're looking at a product, it quietly searches other retailers for better prices.
The price history charts prove particularly useful. You can see exactly how much that "sale" price has fluctuated over recent months. Sometimes what appears to be a 50% discount is actually just a return to normal pricing.
Recent discovery: While shopping for a coffee machine on Amazon, Capital One Shopping showed me the identical model for £30 less at Argos. The extension saved me both money and the hassle of manual comparison.
The Amazon Price Trackers: Keepa and CamelCamelCamel
These two extensions specialise in Amazon price tracking, and they're brilliant at what they do. Both display price history graphs directly on Amazon product pages, showing months or years of price changes.
Set price alerts for items you want, and you'll receive notifications when they hit your target price. I set an alert for a camera lens at £200 (down from £280), and it triggered within six weeks.
Pro tip: Amazon's prices fluctuate constantly based on demand and inventory. These tools help you time your purchases perfectly.
Keepa offers slightly more detailed analytics, while CamelCamelCamel provides a cleaner interface. Both are free and reliable.
The Privacy Protectors: uBlock Origin and Privacy Badger
While testing various shopping extensions, I noticed they require certain permissions to function. This is where privacy protection becomes essential.
uBlock Origin blocks intrusive adverts and tracking scripts, making pages load faster and protecting your browsing data. Privacy Badger specifically targets trackers that follow you across websites.
Performance boost: Pages load approximately 30% faster with these extensions active, particularly on retailer websites heavy with advertising.
The combination of deal-finding extensions with privacy protection creates the ideal shopping environment - you get the savings without sacrificing your personal data.
The Amazon Companion: Amazon Assistant
For Amazon Prime members, this extension is particularly valuable. It brings Amazon's features directly into your browser, regardless of which website you're visiting.
The Universal Wishlist feature allows you to add items from any retailer to your Amazon wish list. When browsing other sites, you'll see Amazon's price alongside the current retailer's price for comparison.
Practical use: I was browsing a book on Waterstones and immediately saw Amazon's price was £3 cheaper with Prime delivery included.
The deal notifications keep you informed about Prime-exclusive offers and lightning deals you might otherwise miss.
The Speed Booster: Ghostery Lite
This extension focuses on tracker blocking and page load optimisation. While shopping, every millisecond counts when you're comparing dozens of products.
Ghostery Lite shows you exactly which companies are attempting to track you and allows one-click blocking of all trackers. Without unnecessary scripts and adverts, pages load significantly faster.
Measurable improvement: My browser feels noticeably snappier with Ghostery Lite active, particularly on websites with heavy advertising.
Essential Safety Considerations
Installing browser extensions requires some caution. Stick to official browser stores like Chrome Web Store or Firefox Add-ons. Check user reviews and ratings - legitimate extensions typically have thousands of reviews with ratings above four stars.
Review the permissions each extension requests. A coupon finder needs to read your shopping cart, but it shouldn't require access to your camera or microphone.
Keep extensions updated and remove any you no longer use. Each additional extension consumes resources and potentially expands your security vulnerabilities.
Implementation Strategy
Start with one or two extensions rather than installing all seven immediately. I recommend beginning with Honey and Rakuten - they provide immediate, visible savings with minimal setup.
Once you're comfortable with those, add the Amazon price trackers if you shop there frequently. Finally, incorporate the privacy and speed optimisation extensions.
Setup time: Each extension takes 1-2 minutes to install and configure. The entire process takes less than 15 minutes.
Frequently Asked Questions
Do these extensions slow down my browser significantly?Most shopping extensions perform small background tasks only when you're on retail websites. Privacy blockers like uBlock Origin actually speed up page loading by preventing unwanted scripts and advertisements. I've noticed improved performance overall with this combination of extensions.
Are shopping extensions safe to use?Extensions from reputable developers installed through official stores are generally safe. Read reviews, check permissions carefully, and pair them with privacy protection tools. Keep everything updated, and you'll maintain both security and savings.
Which extension provides the best savings?This depends on your shopping habits. Honey excels at finding discount codes, Rakuten provides consistent cashback, and price trackers help you time purchases perfectly. The combination of all three typically yields the best results.
Can I use multiple cashback extensions simultaneously?Yes, but be aware that some retailers may limit cashback to one programme per purchase. Test different combinations to see which provides better rates for your preferred retailers.
These seven browser extensions transform ordinary shopping into an optimised, money-saving experience. Just like discovering those hidden local markets in Marrakech where vendors offer genuine quality at fair prices, the right technology tools can completely change your shopping outcomes.
The setup requires minimal effort, but the long-term savings accumulate significantly. Give them a try, and you'll wonder how you ever shopped without them.

Théo Baptiste Lefèvre
I'm a tech enthusiast and trend researcher who keeps teams informed about the latest in technology, AI, and digital innovation. I specialize in identifying emerging tools and breakthroughs, serving as a bridge between cutting-edge developments and practical applications.