Value in motion

RLUSD payments that settle directly, wallet to wallet.

Momex is a non-custodial wallet and merchant POS on the XRP Ledger. No custody risk, no percentage fees — just a direct trustline transfer.

dt:1042 coffee 4.50 RLUSD paid dt:1043 bag of rice 12.90 RLUSD paid dt:1044 haircut 22.00 RLUSD paid dt:1045 netflix subscription 15.49 RLUSD paid dt:1046 phone case 9.99 XRP paid dt:1047 car wash 18.00 RLUSD paid dt:1042 coffee 4.50 RLUSD paid dt:1043 bag of rice 12.90 RLUSD paid dt:1044 haircut 22.00 RLUSD paid dt:1045 netflix subscription 15.49 RLUSD paid dt:1046 phone case 9.99 XRP paid dt:1047 car wash 18.00 RLUSD paid

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Learn

What RLUSD and the XRP Ledger actually are, in plain terms.

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Build log

Notes from building Momex in public — bugs, decisions, trade-offs.

Latest

Learn · 13 Jul 2026

Why accept stablecoin payments?

Card fees cost US merchants $198 billion a year. Stablecoins settle in seconds for a fraction of a cent — here's what that actually means for a small business.

Build log · 12 Jul 2026

A shipping day: redesign, demo, and momex.io goes live

One long session — reworking the app's UI, recording the first real demo, and putting the site online.

Learn · 11 Jul 2026

What is RLUSD?

A stablecoin backed 1:1 by US dollars and short-term treasuries, issued by Ripple, live on both Ethereum and the XRP Ledger.

Build log · 11 Jul 2026

The bug that made every charge look paid

How deleting and re-creating a business wallet could make a brand-new charge instantly show as paid — and the two fixes that closed it.