Research & Insights
Shopping, Decoded.
Data, not marketing. Original research from the world's largest verified coupon database. 500,000+ stores. 5.6 million monthly code verifications.
Latest
Product Updates
Why SimplyCodes Rebuilt Its Store Pages
Product Updates
Inside the SimplyCodes Live Verification Feed
Methodology
How to Pick a Coupon Tool in 2026
Methodology
How SimplyCodes Ranks Promo Codes — And Why the Top Ones Actually Work
Methodology
Why SimplyCodes Tells You When a Code Won't Work
Methodology
Why SimplyCodes Built a Browser Extension (And What It Does Differently)
Methodology
Why SimplyCodes Verifies Every Code Instead of Only Listing Them
Methodology
Does SimplyCodes Work At Big Retailers? 500,000+ Stores
Methodology
Can You Trust a 5-Year-Old Coupon Tool? 78 Million Checkouts, Verified
Data Studies
Coupon Statistics 2026: The State of Shopper Trust in Promo Codes
Methodology
More Than an Extension: How SimplyCodes Works Across Web, App, Browser, and AI Agents
Methodology
Cashback vs. Verified Codes: Why We Compete On Accuracy, Not Points
Shopping Guides
The Best Time to Buy Furniture in 2026: Month-by-Month Data from 2,150 Retailers
Data Studies
Where to Find Grocery Coupons: 12 Months of Verified Code Data Across U.S. Grocery Retailers
Data Studies
The Brands That Will Never Give You a Coupon Code (4 Years of Data)
Shopping Guides
Do Coupon Extensions Actually Work in 2026? (We Tested Across 500,000+ Stores)
Data Studies
Coupon Browser Extensions Privacy Compared: What Your Extension Can Actually See
Data Studies
Adidas vs Nike Promo Codes: An 11-Month Verification Study
Shopping Guides
Which Retailers Have the Most Reliable Promo Codes? A 90-Day Checkout Reliability Ranking
Data Studies
The Most Underrated Stores for Promo Codes: A 3.7 Million Code Study
Shopping Guides
Go Deeper
Understand the engine.
Overview
How It Works
The consumer-friendly guide to our three-layer verification methodology. How codes move from unknown to verified.
Read moreTechnical
Anatomy of a Verdict
The full technical deep-dive. Proof Packets, evidence traces, confidence scoring, and the decision framework behind every verdict.
Read more
