Royalty: Open-source Shopping Assistant

Royalty applies the best coupons, tracks price history, and compares deals across thousands of retailers. Free and open source.

As of June 2026, Royalty: Open-source Shopping Assistant has 103 users and a 5.00/5 rating from 1 reviews in the Shopping category.

Shopping

Chrome Web Store ↗.crx

Users+33.8%

103

Rating0%

5.00

1 reviews

Reviews0%

Version

1.0.2

Manifest V3

History

4 snapshots

Tracking since Apr 1, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 1, 2026	77	5.00	1	1.0.2
May 7, 2026	75	5.00	1	1.0.2
May 18, 2026	85	5.00	1	1.0.2
Jun 1, 2026	95	5.00	1	1.0.2
Now	103	5.00	1	1.0.2

Permissions & access

Permissions: storagescriptingsidePanelactiveTab
Host access: *://www.codecademy.com/*, *://www.target.com/*, *://www.costco.com/*, *://www.amazon.com/*, *://www.michaels.com/*, *://www.skillshare.com/*, *://www.kohls.com/*, *://www.gap.com/*, *://www.amazon.com/*, *://www.target.com/*, *://www.bestbuy.com/*, *://www.macys.com/*, *://www.gap.com/*, *://www.gamestop.com/*, *://www.sephora.com/*, *://www.jcpenney.com/*, *://www.wayfair.com/*, *://www.walmart.com/*, *://www.officedepot.com/*, *://www.nike.com/*, *://www.nordstrom.com/*, *://www.newegg.com/*, *://www.macys.com/*, *://www.kohls.com/*, *://www.dickssportinggoods.com/*

Screenshots

Royalty: Open-source Shopping Assistant screenshot 1

Royalty: Open-source Shopping Assistant screenshot 2

Royalty: Open-source Shopping Assistant screenshot 3

Royalty: Open-source Shopping Assistant screenshot 4

Royalty: Open-source Shopping Assistant screenshot 5

About

Tests thousands of coupons across 10,000+ online retailers in seconds. Tracks the price history of millions of products so you never overpay.

Royalty is an open source browser extension that saves you money on the products you love. Royalty searches the internet for coupon codes and applies them automatically to find the best deal for you. Royalty also provides prices from other retailers and price history charts so you can make an informed purchasing decision when shopping online! 


Features:

🔎 Auto-Apply Coupons
No more copying codes. Royalty automatically finds and applies the best coupon at checkout to save you money effortlessly.

📈 Price Tracking Graph
Stay ahead of sales with a clean, visual graph showing historical price changes directly on product pages.

🔁 Compare Across Retailers
See if the same product is available elsewhere for less. Royalty checks other stores and shows you better deals instantly.

✨ Lightweight & Privacy-Respecting
Fast, efficient, and designed with your privacy in mind. No tracking. No spam. Open-source.


Our codebase is on GitHub and we store no user information beyond what's needed for the extension to run. Shop confidently without the fear of being tracked.

Please email us at [email protected] for any feedback or to request potential features.