This article reviews Best Simplex Alternatives in the UK focusing on platforms that allow users to quickly and safely purchase cryptocurrency using fiat.
- What Is Simplex?
- Key Points & Best Simplex Alternatives In The UK
- 10 Best Simplex Alternatives In The UK
- 1. MoonPay
- 2. Transak
- 3. Banxa
- 4. Mercuryo
- 5. Ramp Network
- 6. Wyre
- 7. Onramper
- 8. Kado
- 9. Guardarian
- 10. Paybis
- Why look for an alternative to Simplex?
- How We Choose Best Simplex Alternatives In The UK
- Conclusion
- FAQ
Alternatives like MoonPay and Paybis offer different methods of payment and support multiple cryptocurrencies and can be integrated easily into wallets and apps.
Regardless of whether you are just starting or have been trading for some time, this guide will direct you to the most dependable on-ramp options in the UK.
What Is Simplex?
As a financial technology firm, Simplex provides fiat-to-crypto payment integration. Simplex enables buyers to purchase a digital asset using a credit/debit card.
The firm defends against payment fraud, chargeback disputes, and manages compliance. Simplex connects conventional financial systems and digital asset systems to allow exchanges, digital wallets, and merchants to provide instant and secure global payment crypto purchases.
Key Points & Best Simplex Alternatives In The UK
| Provider | Key Point |
|---|---|
| MoonPay | Fast fiat-to-crypto purchases with wide payment method support and strong compliance |
| Transak | Global fiat-to-crypto gateway offering developer-friendly integration and local payment options |
| Banxa | Strong local compliance and broad payment infrastructure for higher conversion rates |
| Mercuryo | Multi-functional crypto payments platform with wallet, exchange, and fiat on/off-ramp services |
| Ramp Network | Plug-and-play widget for seamless fiat-to-crypto onboarding and cash-out globally |
| Wyre | API-driven payments solution supporting crypto purchases, transfers, and compliance tools |
| Onramper | Aggregator of fiat-to-crypto providers giving access to multiple onramps in one integration |
| Kado | Focus on Web3 payments with easy fiat-to-stablecoin conversion and cross-chain support |
| Guardarian | Instant crypto exchange with over 250+ coins and multiple fiat currencies supported |
| Paybis | User-friendly crypto exchange with fast verification and wide fiat payment options |
10 Best Simplex Alternatives In The UK
1. MoonPay
MoonPay is considered one of the best alternatives to Simplex in the UK for its seamless and user-friendly experiences in transacting crypto.
Unlike many on-ramp providers, MoonPay offers numerous cryptocurrencies, and conflicts of multiple payment options such as cards, bank transfers, and digital wallets like Apple Pay and Google Pay, making it available to UK users.

They have a strong emphasis on security and regulatory compliance and flexible for businesses. Newbies and techverastes crypto users looking for a good, quick, all-around service apart from Simplex can use MoonPay, for it is one of the better options in the UK for its ease of use and interface.
| Feature | Description |
|---|---|
| Payment Methods | Supports cards, bank transfers, Apple Pay, Google Pay. |
| Crypto Support | 100+ cryptocurrencies available. |
| Integration | Easy widget/API for wallets and apps. |
| Security & Compliance | Strong KYC, AML, and anti-fraud measures. |
| Availability | 160+ countries supported. |
| User Experience | Intuitive interface, beginner-friendly. |
Pros And Cons MoonPay
Pros
- User-friendly functionalities. Designed to accommodate users who are purchasing crypto for the first time.
- Support for multiple currencies. Supports more fiat currencies and more payment options.
- Partnerships and availability. Established partnerships allow them to offer services in 180+ countries.
- Integration and fast processing. Determines all transactions quickly and integrates seamlessly with wallets.
Cons
- Expense. Offers services at a higher total cost compared to competitors.
- Tools for advanced users. No staking and no features available to professional traders.
- Access to coins. There are some coins and tokens that are not available.
- Support on limited inquiries. Reports indicate that responses take longer and thus offer customer support slowly.
2. Transak
In the UK, Transak ranks among the best alternatives to Simplex. This is because it is flexible and has appealing fiat-to-cryptocurrency options.
The key selling point is the ability to integrate seamlessly via an API or widget, which allows applications, wallets, and platforms to offer cryptocurrency purchasing functionality directly to end users, without the users leaving the interface.

Transak is accessible to users in the UK since it supports numerous digital and fiat currencies. It is a safer option because of the compliance policies KYC and anti-fraud.
Transak is a good and reliable option because of its fast processing, better fees, and scalable offerings. This is true for individual crypto purchasers and businesses.
| Feature | Description |
|---|---|
| Payment Methods | Bank transfers, cards, mobile wallets. |
| Crypto Support | 100+ cryptocurrencies supported. |
| Integration | Developer-friendly API and widget. |
| Security & Compliance | KYC, AML compliance, anti-fraud checks. |
| Speed | Quick transaction processing. |
| Transparency | Clear fees and pricing for users. |
Pros And Cons Transak
Pros
- Crypto wallet. Crypto is delivered instantly to customer wallets.
- Available global payment methods. Supports a large number of countries and local payment options.
- Integration. Offers services that are in demand to dApps and DeFi platforms.
- Fiat-to-crypto. Great option for users looking to convert fiat currencies to crypto and more specifically to stablecoins.
Cons
- Users reporting. Transaction delays appear to be a concern for a number of users.
- Refund inquiries. Refunds appear to take an extended period of time, as much as a week.
- Features not available. Only a very basic on and off ramp for fiat currencies is available.
- Quality of service. Service provided leaves much to be desired for some people.
3. Banxa
Banxa is identified as the primary competitor of Simplex in the UK due to its completely regulated and compliant fiat-to-crypto gateway.
Unlike other providers, Banxa legally and ethically services the crypto community to provide its clients secure on- and off-ramps with strong licensing in different jurisdictions.
Customers in the UK can access crypto more freely as Banxa accommodates a wider variety of payment options like cards and bank transfers.

Customers wanting to use Banxa’s services can access the platform’s integrated exchanges, wallets, and apps which provides a more streamlined experience.
Banxa is equally as transparent and reliable as they are secure, which is a result of their high focus on preventing fraudulent.
All of these components, including regulations and adaptability, stand out in comparison to their competitors, establishing them as the best option.
| Feature | Description |
|---|---|
| Payment Methods | Cards, bank transfers, alternative local options. |
| Crypto Support | Wide cryptocurrency support for buying/selling. |
| Integration | Works with exchanges, wallets, and apps. |
| Security & Compliance | Fully regulated, strong fraud prevention. |
| Trust & Reputation | Known for legal compliance and reliability. |
| User Experience | Smooth process, secure transactions. |
Pros And Cons Banxa
Pros
- Strength in Compliance. Founded as an infrastructure provider focused on Regulation.
Pros
- **Diverse payment options**: Credit card, wire transfer, etc.
- **Works with**: Collaborates with the leading exchanges.
- **Easy to onboard**: Users can onboard without problems.
Cons
- Less regulation: They do not have oversight from the top tier of the financial authorities.
- **Too many complains**: Complains of overdue and refunded tickets.
- **Low coin coverage**: Competes with the lower end of coin coverage.
- **Not great**: Lack of skepticism quotes, and mixed ratings in regards to reliability.
4. Mercuryo
Since it incorporates worldwide coverage and adaptable payment options for customers, Mercuryo is among the best alternatives to Simplex in the UK.
The company’s merger of anti-fraud measures and user-compliance functionality is impressive. The site facilitates transactions quickly and safely.
Customers are able to easily use their cards and bank accounts to pay and to manage a host various cryptocurrencies.

Businesses on the other side are able to use the sophisticated integration of the API and widget to allow their customers to instantly buy crypto using and interoperable crypto wallets and apps.
Because of their quick and consistent service, Mercuryo has established its reputation as a secure provider in the UK.
| Feature | Description |
|---|---|
| Payment Methods | Cards, bank transfers, digital wallets. |
| Crypto Support | Supports popular cryptocurrencies. |
| Integration | API and widget for businesses and wallets. |
| Security & Compliance | Anti-fraud measures and regulatory compliance. |
| Global Reach | Operates in multiple countries worldwide. |
| Speed | Fast transaction processing. |
Pros And Cons Mercuryo
Pros
- All-in-one service: Provides a wallet, exchange, and payment service for customers.
- Top coins supported: Supports Bitcoin, Ethereum, etc.
- Additional functionality for businesses: Offers services that support crypto payment acceptance.
- Intuitive navigation: Design is simple for both the app and the website.
Cons
- Difficult to understand fees: There are instances of fluctuating exchange rates.
- Potential for scams: Users have reported fraudulent accounts.
- Limited customer support: Customer support is not as responsive as it could be.
- Less professional trading: Emphasis is placed on payment processing rather than advanced trading.
5. Ramp Network
Ramp Network is an excellent Simplex alternative in the UK for offering non-custodial solutions. Its unique strength is allowing customers to deposit money into their wallets to buy cryptocurrencies and retain full control of their funds.
Ramp Network works with several cryptocurrencies and integrates with wallets and dApps and other platforms with a simple widget or API.

For a broad range of Web3 accessible use cases, customers and companies in the UK are able to enter the crypto ecosystem with speed and ease.
Ramp Network’s combination of low-cost services and a focus on fast transactions make it an accessible option.
| Feature | Description |
|---|---|
| Payment Methods | Mainly bank transfers; limited card support. |
| Crypto Support | Supports multiple major cryptocurrencies. |
| Integration | API/widget for dApps and wallets. |
| Security | Non-custodial model, users retain funds. |
| Fees | Competitive, often lower than card-based platforms. |
| Web3 Focus | Optimized for blockchain and dApps users. |
Pros And Cons Ramp Network
Pros
- Seamless integration: Provides a plug-and-play option for both websites and apps.
- Rapid transaction speeds: Cryptocurrencies are delivered into wallets instantaneously.
- Excellent global support: Affects a wide range of currencies and countries.
- Good status in the DeFi realm: Has a strong presence in DeFi.
Cons
- Restricted crypto selection: Not as extensive as some exchanges.
- Service is dependent on their partner: Quality of service is determined by their partner’s integration.
- No advanced trading options: Only facilitates fiat to crypto transactions.
- Reports of delays: Some transactions are reported to be delayed.
6. Wyre
Wyre has made a name for itself as a top tier Simplex competitor in the UK market due to their seamless Fintech integrations which include a great combination of speed, security, and flexibility to enable users to convert their fiat to crypto easily.
One of their most notable features includes the simple and easy to use integrations provided which allow for ease of use of their API/Widgets.

This enables businesses, wallets and apps to offer users the ability to purchase crypto easily without the headaches of ensuring payment compliancy.
Wyre UK users can rest easy, as Wyre has a fraud protection and regulary compliancy priority. They offer quick processing and their services Scalability the crypto market, making Wyre a top tier option in the UK.
| Feature | Description |
|---|---|
| Payment Methods | Bank transfers, cards. |
| Crypto Support | Supports popular cryptocurrencies. |
| Integration | Developer-focused API/widget integration. |
| Security & Compliance | Strong fraud prevention, KYC/AML compliance. |
| Reliability | High uptime and robust infrastructure. |
| Flexibility | Suitable for businesses and apps. |
Pros And Cons Wyre
Pros
- API-driven platform: Excellent choice for developers and companies.
- Supports crypto transfers: Provides seamless crypto and fiat-to-crypto payments.
- Compliance tools: Automated KYC and AML support.
- Global reach: Operates in many countries.
Cons
- Mixed reputation: Reputation among users is fickle.
- Limited retail focus: Geared more towards companies.
- Past controversies: Trust and regulatory problems.
- Customer service complaints: Poor service is reported.
7. Onramper
Onramper is a leading Simplex alternative in the United Kingdom for being a multi-provider aggregator linking users to the most efficient fiat-to-crypto on-ramps by cost, speed, and availability.
Its distinct advantage lies in automatically routing every transaction through the most cost-effective and efficient service provider, saving users time and money.

Onramper offers support for numerous cryptocurrencies and is wallet, application, and platform agnostic, easy to implement via a widget or an API. Onramper is providing users in the United Kingdom a flexible and efficient way to enter the crypto ecosystem.
| Feature | Description |
|---|---|
| Aggregator | Connects users to multiple on-ramp providers. |
| Payment Methods | Depends on underlying provider; cards and transfers. |
| Crypto Support | Wide selection via multiple providers. |
| Integration | Easy API/widget for wallets and apps. |
| Price Optimization | Finds cheapest and fastest route per transaction. |
| Transparency | Shows fees and options clearly. |
Pros And Cons Onramper
Pros
- Aggregator model: Provides multiple fiat gateways under one roof.
- Easy integration: Offers a plug-and-play widget for existing apps.
- Cross-chain support: Compatible with different blockchains.
- Instant insights: Provides analytics on conversion for businesses.
Cons
- Dependent on partners: Quality is provider-based.
- Limited direct features: Primarily a gateway with no exchange.
- Small user base: Not as popular as MoonPay or Transak.
- Trust caution: Users are warned to perform due diligence to validate claims.
8. Kado
Kado is a top alternative to Simplex in the UK mainly because it provides a hassle free and user friendly on ramps, both crypto and fiat, for both users and businesses.
They stand out in the ease by which one is able to buy crypto through various means such as card payments, bank transfers, and more, all without the hassle that one might face from other on ramps.

They offer an API and widget that enable other service providers such as applications and service platforms to integrate crypto purchasing functionality.
Overall, they prioritize a good user experience, security, and speed which makes them a solid Simplex alternative as UK users are able to buy crypto in a seamless and efficient manner.
| Feature | Description |
|---|---|
| Payment Methods | Cards, bank transfers. |
| Crypto Support | Supports major cryptocurrencies. |
| Integration | Widget/API for apps and wallets. |
| Speed | Quick processing and instant purchases. |
| User Experience | Simple and intuitive interface. |
| Target Audience | Beginner-friendly platform for individuals and small businesses. |
Pros And Cons Kado (Web3 payments)
Pros
- Web3 focus: Built for stablecoins and DeFi.
- Cross-chain support: Functions on many different blockchains.
- Simple fiat-to-stablecoin: An easy conversion for users in Web3.
- Innovative approach: Designed to meet active and modern crypto requirements.
Cons
- Newer platform: Not as competitive as contenders.
- Limited fiat support: Only really supports stablecoins.
- Smaller ecosystem: Less partnered with major players in the industry.
- Uncertain regulation: Currently building credibility.
9. Guardarian
One of the most notable competitors of Simplex in the UK is Guardarian. Guardarian has a unique combination of features and user experience.
Based on data till 2023, Guardarian’s strongest feature is the all-in-one on and off-ramp option, enabling users to purchase, dispose, and even manage a portfolio of cryptocurrencies.

They also offer a customizable API and widget integrations, making it a good fit for wallets, tailored applications, and businesses.
Guardarian has a good reputation for quick and effective services in the UK due to their strong security practices, regulatory compliance, and various supported payment methods. These traits make Guardarian a flexible option for UK users.
| Feature | Description |
|---|---|
| Payment Methods | Multiple fiat options including cards and transfers. |
| Crypto Support | Wide selection of cryptocurrencies. |
| Integration | API/widget for wallets, apps, and businesses. |
| Security & Compliance | Anti-fraud, KYC, and regulatory compliance. |
| On & Off-Ramp | Supports buying and selling crypto. |
| Flexibility | Customizable platform for different business needs. |
Pros And Cons Guardarian
Pros
- Immediate exchange: Rapid acquisition and exchange of cryptocurrency.
- Extensive coin coverage: Over 1,000 digital currencies.
- Non-custodial access: Instant transfer to user wallets.
- Flat-fee pricing: No hidden fees.
Cons
- Some delays: Payments can get stuck.
- Varying quality: Reports of poor customer service.
- Lack of advanced features: Tools primarily for converting fiat to crypto.
- KYC Frustration: Can extend the time it takes to get started.
10. Paybis
Paybis has established itself as a Simplex competitor in the UK owing to its responsive and customer-oriented fiat-to-crypto services.
They stand out in the industry for their global reach coupled with fast, simple, and secure transactions with a large number of supported cryptocurrencies and payment options via card and bank transfer.
Paybis has made a commitment to transparency and low fees, and the highest compliance is kept in the industry, especially for UK users.

While the service is accessible to novice users thanks to the intuitive interface and seamless verification, businesses and wallet providers are served through numerous APIs and integrations.
It is the unique mix of cooperation, agile work, and development that makes Paybis a leader among Simplex competitors.
| Feature | Description |
|---|---|
| Payment Methods | Cards, bank transfers, digital wallets. |
| Crypto Support | Multiple cryptocurrencies available. |
| Integration | API/widget for business and wallet integration. |
| Security & Compliance | Strong KYC and fraud prevention. |
| Speed | Fast transactions and verification. |
| Accessibility | Global coverage and beginner-friendly interface. |
Pros And Cons Paybis
Pros:
- Highly respected: Has a good industry reputation.
- Beginner-friendly: Very easy to use.
- Extensive Fiat Coverage: 47+ currencies.
- Robust protection: Non-custodial exchange model.
Cons:
- Expensive: Higher fees than competitors.
- Lack of sophisticated trading: Only basic buy/sell.
- Coin range: Focused on a few key Bitcoin-style coins.
- Delays: Can result in system-wide slowdowns.
Why look for an alternative to Simplex?
The ability to lower fees even further is a sought-after quality in all providers when buying crypto, particularly for constant and large purchases, along with advantageous country support, as some providers do not service certain locations or restrict available payment methods.
Users who do not wish to wait for crypto access prioritize faster KYC processes. Accessibility and convenience are improved with more available payment options, particularly local bank transfers
UPI, e-wallets, and a variety of cards. Improved approval rates matter as well, as card payments are often subject to bank declines due to fraud monitoring.
There is a better user experience when choosing the right alternative, resulting in higher success rates for transactions and a more seamless crypto-purchasing experience.
How We Choose Best Simplex Alternatives In The UK
Payment Options Available Verify that the site has the payment options that you want to use such as debit/credit cards, bank transfers, or digital wallets (Apple Pay/Google Pay). More choices equal easier access.
Cryptocurrency Offered Examine the quantity and variety of the different cryptocurrencies offered. Sites that have a greater variety will let you purchase the more well known as well as the lesser known tokens.
Prices and Fees Examine the different costs of fees associated with each method of payment (credit cards typically have a higher fee than bank transfers) and any covert network or conversion fees.
Compliance and Safety In regard to the UK, select sites that have strong compliance of KYC, AML, and anti-fraud to participate in safe transactions.
Integration Flexibility If you are a developer or a business, you may want to think about sites that have an API or a widget for you to incorporate into your apps and wallets.
Conclusion
To Wrap up, MoonPay, Transak, Banxa, Mercuryo, Ramp Network, Wyre, Onramper, Kado, Guardarian and Paybis are the Best Simplex alternatives in the UK.
They provide quick, reliable, and flexible fiat-to-crypto solutions. Considering the alternatives, payment methods, selection of cryptos, and onramping as a whole
UK customers and businesses are able to choose the best on-ramping solution that suits their needs and does so safely and efficiently.
FAQ
Platforms that allow UK users to buy crypto with fiat through cards, bank transfers, or digital wallets.
MoonPay, Banxa, and Wyre are highly secure with strong KYC and compliance measures.
Ramp Network and Onramper often offer more competitive fees than card-based platforms.
MoonPay and Transak support 100+ cryptocurrencies.
Yes, most offer APIs or widgets for wallets, apps, and platforms.
