Pick a category, line up to 4 products, and see price, discount depth, rating confidence and matched specs in one grid — with a value score and a buying checklist for that exact product type.
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Browse the full published catalog below and tap on any product to start.
What to look for
How to compare fairly
1Compare like for like
Same category, same size class, same generation.
2Price per unit
Normalize by count, volume or weight before judging.
3Rating volume
4.3 from 8,000 reviews beats 4.9 from 12.
4Discount honesty
Check the list price against the price history.
5Return policy
Cheap gets expensive when returns are hard.
Watch outs
•Bundles that hide the real unit price
•Review counts merged across variants
•Refurb listed beside new
Value score blends price position (35%), rating (35%), review confidence (20%) and discount depth (10%).