What is Topper?

Topper is a fiat-to-crypto onramp service developed by Uphold that allows users to purchase cryptocurrencies using traditional payment methods and send them directly to self-custodial wallets. It processes payments via credit/debit cards, Apple Pay, and Google Pay, converting fiat currencies to over 200 digital assets. It functioned different countries, handling compliance, KYC, fraud prevention, and chargeback risks, while providing higher transaction approval rates compared to industry averages.