Digital assets done properly

Accept, trade, and convert crypto effortlessly, with integrated business accounts and fiat settlements.

We know speed and simplicity are key. Whether you’re a business looking to accept crypto payments, or a high-net-worth individual or institutional client looking for deep liquidity to trade, we’re your go-to provider for crypto services.

  • Broad range of crypto assets, hassle-free settlements

    Trade in all major cryptocurrencies, including crypto-to-crypto pairs, with seamless and fast settlements into your chosen ONE.io business account in a range of fiat currencies.

    Broad range of crypto assets, hassle-free settlements

  • Trusted traders, deep expertise

    Established in 2017, our experienced team of crypto-native traders offers you a personalised trading experience with multiple execution options tailored to your needs.

    Trusted traders, deep expertise

  • Get started quickly

    Get set up to start trading and accepting crypto payments quickly, with round-the-clock support from day one, including 24/7 access to the OTC desk.

    Get started quickly

Our product offering

Crypto gateway

Crypto trading

A new standard in crypto payments

Our cryptocurrency payment processing solution allows merchants to receive payments directly in a range of cryptocurrencies, with a seamless and integrated fiat conversion and settlement process.

Explore crypto gateway
A new standard in crypto payments

Direct access to buy and sell crypto

24/7 access to all major cryptocurrency and fiat pairs via our OTC desk and trading platform, with deep liquidity for instant execution at competitive prices with no slippage. Benefit from fast and seamless settlements with our ONE.io business accounts.

Explore crypto trading
Direct access to buy and sell crypto

Support for your industry

iGaming operators and suppliers

Deep sector expertise and bespoke solutions designed for a growing industry which is increasingly embracing digital assets. Accept crypto payments and utilise our trading capabilities to effectively manage your treasury needs, allowing your business to operate and prosper globally

iGaming operators and suppliers

Crypto exchanges & VASPs

Deep liquidity at highly competitive rates with multiple ways to trade via platform and OTC desk. Our trading solution is enhanced by our named accounts accessible through UI and API, for seamless on-and off-ramping, plus the ability to make and receive third-party payments globally

Crypto exchanges & VASPs

Luxury goods and merchants

Benefit from our crypto payment processing solution and access a crypto-savvy consumer base, providing your customers with more ways to pay via a simple and intuitive user interface

Luxury goods and merchants

Web3 and blockchain based businesses

We understand the industry and support innovators in the sector. Full suite of crypto and fiat solutions via a single onboarding, providing an integrated solution designed to minimise friction and allow your business to thrive

Web3 and blockchain based businesses

HNWIs and family offices

On and off-ramp, and open accounts for FX and international payments via a single trusted provider, supported by our white-glove service and an unwavering commitment to security

HNWIs and family offices

Hear from businesses growing with ONE.io

Fusion

ONE.io is not only a game-changer for Yolo Group, it’s going to be a game-changer for our entire industry. This is the first time we have a partner that shares our approach and vision to revolutionising the world of payments.

Yolo Group Tim Heath, Founder and General Partner at Yolo Investments

We have been using ONE.io for over two years and are very impressed with their services. Competitive pricing and excellent customer service make for a very compelling offering. Keep up the good work!

Drinbet Marcin Wasik, Director

What really stood out was how smooth the implementation was. The ONE.io team worked closely with us to understand our specific challenges and tailored the setup accordingly. Their support throughout has been outstanding — proactive, responsive, and genuinely invested in our success.

UK Punters Joseph Stokes, Founder/Director

Trusted by

A seamless solution for all your crypto needs

Tailored solutions providing you with multiple ways to accept crypto payments and trade instantly at competitive prices with no slippage.

Speak to our team
£1.3bn+
Annualised crypto trading volume
24/7
Access to major cryptocurrency and fiat pairs
20+
Coins supported for crypto trading

UK Fintech Crypto Award Winner 2025

UK Fintech Crypto Award Winner 2025
Integrated settlements

Integrated settlements

Benefit from our full suite of services, with access to ONE.io named business accounts in multiple currencies including EUR, GBP, USD and more, for first and third-party payments via SWIFT, SEPA Instant, Faster Payments and CHAPS.

Fusion

A unified solution by ONE.io

Explore our full suite of services

Approved by Gateway 21 [27/09/24]

See what we have to offer

Crypto gateway

Crypto gateway

Accept crypto payments from your customers worldwide with low fees, rapid settlements, and a seamless user experience for you and your customers.

Crypto trading

Crypto trading

Deep liquidity for instant execution at competitive prices with no slippage. Our automated trading platform and dedicated 24/7 OTC desk gives you everything you need to trade.