Products
Two products, one mission: making commerce trustworthy without intermediaries.
The review system aligns incentives. The marketplace provides the infrastructure. Together, they create commerce you can trust.
Reviews
UMP Review System
The first protocol where honest reviews are more profitable than fake ones. Revenue-sharing incentives align reviewers with marketplace quality, solving the $787B fake review problem.
Marketplace
UMP Marketplace
A decentralized marketplace for physical goods on Base. Smart contract escrow, encrypted messaging, privacy-preserving logistics, and near-zero fees.
How It Works
Buy, review, earn.
A flywheel where honest participation is the most profitable strategy.
List or buy products
Sellers list physical goods. Buyers purchase with smart contract escrow protecting both sides.
Write honest reviews
Every purchase earns a review opportunity. Accurate reviews build your reputation and unlock staking.
Earn revenue share
Stake on storefronts you believe in. When they succeed, you earn a share of their revenue.
Built on
Live on Base
See it in action.
Key features
- Smart contract escrow — 2-of-3 multisig protects every transaction
- Encrypted messaging — XMTP-powered private buyer-seller communication
- Near-zero fees — No platform cuts, just gas on Base L2
