Automatic coupon, discount code & promo code finder. Tests every code at checkout and applies the best one. Free, no signup.
Users
9
+5 in 30 days
Rating
5.0 / 5
+5.00 in 30 days
Ratings
1
+1 in 30 days
Store rank
#199K
#166K among extensions
Version
1.0.1
updated 5 Sep 2026
Users
monthly, 3 months
Latest, 15 Oct 2026:9 usersMove the mouse over the chart for any month
Ratings count
monthly, 3 months
Latest, 15 Oct 2026:1 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Automatic Coupon & Discount Code Finder - CouponGo
You know that moment right before you click “place order” on an online store and wonder if there’s a coupon or promo code you’re missing? That’s the moment CouponGo exists for.
🔍 How it finds your codes
You shop like you normally do, nothing new to learn. When you land on a store’s checkout or cart page, CouponGo quietly checks whether there’s a working coupon code, discount code, or promo code for that store. A lot of online coupon finder extensions just pull from a list and hope the code still works, that’s why you’ve probably had one auto-fill an expired code and shrug. CouponGo tests each code at checkout instead of guessing, so what gets applied is a coupon code that actually works, not just one that used to.
✅ Applies automatically, or copy it yourself
If a working code exists, CouponGo applies it for you and shows the result before you check out. Prefer to do it manually? Open the CouponGo icon anytime, every available coupon and discount code for that store is right there, tap to copy, paste it wherever you like. Same code data either way, your choice.
👀 Search and compare, from anywhere
The search isn’t limited to the store you’re on. Open the CouponGo popup from any page, your homepage, a checkout page, any store’s page, and search a different retailer by name to see its coupon and discount codes. Wondering if Gap or Diesel has the better promo code right now? Search both from wherever you are and compare before you even click over.
Clear the search and CouponGo switches back to showing codes for the page you’re actually on, so you can check a competing retailer’s coupons, then return to your current store, without leaving the tab.
⚙️ The basics
No account needed. No email, no password, nothing to sign up for, install it and it works from the first page you visit.
Not loud about it. A small badge on the icon shows when codes are available. No popups, no widget you didn’t ask for, you can turn the on-page widget and the automatic apply on or off from settings.
Works across thousands of online stores, and we’re adding coverage regularly. Manual search covers the gaps.
🔐 On privacy, plainly
CouponGo doesn’t sell your data, doesn’t run third-party ad trackers or analytics, and doesn’t build a profile of you. To apply a coupon, it briefly reads the page you’re on, on your device, and that never leaves your computer or gets stored anywhere. What we do send to our own server is limited: the store’s domain, which codes were tried and whether they worked, and any code you choose to type in yourself. Full policy: https://www.kouponier.com/coupongo-privacy-policy/
🤝 How this stays free
When a discount code you use actually saves you money, the store may pay us a small commission, the same price you would pay anyway, nothing added on your end, and it never changes which code we show you or which one wins. Terms: https://www.kouponier.com/coupongo-terms-of-service/
Every code tested. Best one wins. That’s CouponGo.
Growth
Window
Users
Change
Ratings
Rating
7 days
−1
−10.0%
0
0.00
30 days
+5
+125.0%
+1
+5.00
Chrome Web Store search rankings
Where Automatic Coupon & Discount Code Finder - CouponGo appears when people search the store, with the 30 day change