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Simplex (operating as Simplex by Nuvei) is a licensed EU financial institution and global leader in fiat-to-crypto payment infrastructure, founded in 2014 and headquartered in Givatayim, Israel. Acquired by Nuvei in September 2021, Simplex pioneered the first riskless global fiat onramp using credit and debit cards, offering a zero chargeback guarantee to partners. The company processes payments for over 350 partners including major exchanges, wallets, brokers, and NFT platforms, serving 3.5 million end users with over $4 billion in processed payments across 190+ countries and 100+ fiat currencies. Simplex was recognized as one of the 10 most impactful companies in blockchain in 2020.
Simplex's flagship offering is its Turnkey Onramp Solution — a complete fiat-to-crypto payment infrastructure that enables businesses to integrate cryptocurrency purchasing capabilities into their platforms. Partners gain access to 200+ cryptocurrencies, 100+ fiat currencies, and 570+ alternative payment methods including credit/debit cards, Apple Pay, Google Pay, SEPA, ACH, and PIX.
The company provides flexible integration through two primary methods: an iFrame integration (plug-and-play widget requiring minimal development effort) and a full Wallet API (advanced server-side integration with Quote API, Payment API, Events API via webhooks, and Reporting API). Both sandbox and production environments are available.
Simplex also offers a Coin Listing service enabling blockchain projects and token issuers to make their assets purchasable via fiat across Simplex's 350+ partner network globally. The service includes legal support for obtaining opinions to sell tokens in the USA.
For the NFT sector, NFT Dir3ct is a specialized fiat-to-crypto payment solution tailored to NFT platforms, supporting initial mints, whitelists, and secondary market transactions with customizable UI and settlement in minutes.
Simplex's partner network includes industry leaders such as Binance, Huobi, BitPay, Trust Wallet, Solana ecosystem projects, Polygon, and KuCoin. The platform is embedded in 350+ exchanges, wallets, brokers, and NFT platforms worldwide.
Simplex offers businesses a battle-tested, fully regulated fiat-to-crypto onramp that eliminates fraud risk, reduces integration complexity, and maximizes conversion. Partners benefit from Simplex's deep expertise in crypto payments compliance, its extensive global payment method coverage, and its proven track record with top-tier crypto platforms. The zero chargeback guarantee and AI fraud prevention make it a uniquely low-risk option for businesses wanting to offer crypto purchasing to their users.
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Leave a ReviewThis partner has been verified by Web3Connect on 26 Mar 2026
Founded
2014
Team Size
301-400 employees
Simplex provides the industry-standard fiat-to-crypto on-ramp infrastructure for B2B...
4 Ariel Sharon St., 5320047, Givatayim, Israel
Lvivo g. 37-101, LT-09307, Vilnius, Lithuania
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