International businesses often discover that accepting a payment is harder than making a sale. Conventional processors may require extensive documentation, local entities, long underwriting reviews, or country-specific banking relationships. The alternatives below can reduce onboarding friction by using self-hosted software, cryptocurrency settlement, direct wallet payments, or specialized cross-border infrastructure.
“Low-KYC” does not mean anonymous or exempt from regulation. Hosted providers may request identity, ownership, transaction, or source-of-funds information depending on jurisdiction and risk. US businesses should also consider sanctions screening, tax reporting, state money-transmission rules, refunds, and accounting before selecting any option.
Table of Contents
(Click to Toggle)
- Why flexible payment infrastructure matters internationally
- 1. BTCPay Server : Self-Hosted Bitcoin Checkout
- 2. Blockonomics : Direct-to-Wallet Bitcoin Payments
- 3. Swiss Bitcoin Pay : Lightweight Bitcoin Merchant App
- 4. Zaprite : Invoice-Based Bitcoin Collection
- 5. SHKeeper : Multi-Asset Self-Hosted Gateway
- 6. DePay : Wallet-to-Wallet Web3 Checkout
- 7. NOWPayments : Broad Cryptocurrency Checkout
- 8. CoinGate : Merchant Crypto Payment Gateway
- 9. Plisio : Multi-Currency Crypto Invoicing
- 10. OxaPay : Crypto Payment Links and APIs
- 11. Request Finance : Business Crypto Accounts Payable
- 12. Paychant : Stablecoin Merchant Checkout
- 13. PayOp : Alternative Payment Method Aggregator
- 14. Fondy : International Card and Local Payments
- 15. PayDo : Cross-Border Business Payment Accounts
- Bonus Mentions
- Bitcart : Open-Source Crypto Commerce
- LNbits : Modular Lightning Wallet Tools
- Speed : Bitcoin and Stablecoin Payments
- Coinos : Simple Bitcoin Merchant Wallet
- Choosing a lower-friction payment route responsibly
Why flexible payment infrastructure matters internationally
Cross-border merchants face fragmented payment methods, currencies, settlement networks, and compliance standards. Smaller businesses are particularly affected because they may lack local subsidiaries or long operating histories. Lower-friction tools can provide another route, but they solve different problems. Self-hosted systems emphasize control, crypto gateways simplify digital-asset acceptance, and regional processors connect merchants with local payment methods. The correct choice depends on customer location, transaction size, refund expectations, custody preferences, and the business activities being supported.
1. BTCPay Server : Self-Hosted Bitcoin Checkout
What it is: Open-source software for receiving Bitcoin and Lightning payments without placing a conventional processor between the merchant and customer.
Category: Self-hosted cryptocurrency payments
Why it stands out:
- Merchants control deployment and funds
- Includes invoices, checkout pages, and integrations
Best for: Technically capable businesses seeking direct settlement and infrastructure control.
2. Blockonomics : Direct-to-Wallet Bitcoin Payments
What it is: A Bitcoin payment service that sends customer payments directly to addresses controlled by the merchant.
Category: Non-custodial payment gateway
Why it stands out:
- Avoids pooled custodial balances
- Supports common online-store workflows
Best for: Online sellers wanting a simpler direct-wallet checkout model.
3. Swiss Bitcoin Pay : Lightweight Bitcoin Merchant App
What it is: A merchant-focused application for accepting Bitcoin and Lightning payments through mobile devices and online integrations.
Category: Bitcoin point-of-sale processing
Why it stands out:
- Designed around straightforward merchant use
- Covers in-person and online collection
Best for: Small operators needing portable Bitcoin payment acceptance.
4. Zaprite : Invoice-Based Bitcoin Collection
What it is: An invoicing and checkout tool built around Bitcoin payments, with business-oriented payment records.
Category: Bitcoin invoicing
Why it stands out:
- Connects invoices with wallet settlement
- Keeps payment requests organized
Best for: Consultants, agencies, and remote service businesses billing internationally.
5. SHKeeper : Multi-Asset Self-Hosted Gateway
What it is: A self-hosted cryptocurrency gateway supporting several digital assets and e-commerce connections.
Category: Self-managed crypto processing
Why it stands out:
- Reduces dependence on hosted custody
- Supports multiple checkout assets
Best for: Businesses with technical resources and customers using varied cryptocurrencies.
6. DePay : Wallet-to-Wallet Web3 Checkout
What it is: A blockchain payment system that lets customers pay from compatible wallets while merchants define accepted assets.
Category: Web3 payment gateway
Why it stands out:
- Uses direct on-chain payment flows
- Works across multiple blockchain networks
Best for: Digital products and communities already serving wallet-based users.
7. NOWPayments : Broad Cryptocurrency Checkout
What it is: A hosted gateway offering crypto invoices, payment links, application interfaces, and store integrations.
Category: Hosted crypto processing
Why it stands out:
- Supports a broad asset selection
- Provides several integration formats
Best for: Merchants prioritizing currency coverage over self-hosting.
8. CoinGate : Merchant Crypto Payment Gateway
What it is: A cryptocurrency payment platform offering checkout integrations, invoices, and settlement tools for merchants.
Category: Cryptocurrency commerce infrastructure
Why it stands out:
- Combines checkout and payment management
- Suitable for structured merchant operations
Best for: Online businesses needing familiar gateway-style administration.
9. Plisio : Multi-Currency Crypto Invoicing
What it is: A digital-asset payment gateway with hosted invoices, integrations, and transaction-management features.
Category: Crypto checkout and invoicing
Why it stands out:
- Accommodates several digital currencies
- Offers both simple and technical connections
Best for: Smaller web merchants comparing multi-asset gateway options.
10. OxaPay : Crypto Payment Links and APIs
What it is: A hosted service for creating cryptocurrency payment links, invoices, and integrated checkout experiences.
Category: Digital-asset payment processing
Why it stands out:
- Payment links require limited setup
- APIs support customized transaction flows
Best for: Online businesses testing crypto demand across several markets.
11. Request Finance : Business Crypto Accounts Payable
What it is: A financial operations platform centered on cryptocurrency invoices, payment requests, and business transaction records.
Category: Crypto invoicing and finance operations
Why it stands out:
- Built for business-to-business workflows
- Organizes records across wallet payments
Best for: Distributed teams, contractors, and companies settling international invoices.
12. Paychant : Stablecoin Merchant Checkout
What it is: A merchant payment service focused on accepting cryptocurrency and stablecoin transactions through online checkout tools.
Category: Stablecoin and crypto payments
Why it stands out:
- Stablecoins can reduce price volatility
- Merchant tools cover digital commerce
Best for: Businesses selling to customers familiar with stablecoin payments.
13. PayOp : Alternative Payment Method Aggregator
What it is: A payment provider connecting merchants with cards, bank methods, wallets, and region-specific payment options.
Category: Cross-border payment aggregation
Why it stands out:
- Emphasizes locally preferred payment methods
- Extends beyond crypto-only customers
Best for: International merchants facing uneven card usage across countries.
14. Fondy : International Card and Local Payments
What it is: A payment platform supporting online checkout, card acceptance, and selected local methods across multiple markets.
Category: International merchant acquiring
Why it stands out:
- Provides conventional customer payment experiences
- Includes cross-border commerce tools
Best for: Established businesses that prefer fiat payments and can complete underwriting.
15. PayDo : Cross-Border Business Payment Accounts
What it is: A digital payment service offering business accounts, merchant tools, transfers, and international settlement functions.
Category: Business payment infrastructure
Why it stands out:
- Combines collection and account functions
- Targets internationally active online businesses
Best for: Companies seeking an account-based alternative to standalone crypto gateways.
Bonus Mentions
Bitcart : Open-Source Crypto Commerce
What it is: Self-hosted software for cryptocurrency invoices, stores, and payment integrations.
Category: Open-source payment gateway
Why it stands out:
- Merchant-controlled infrastructure
- Supports customized deployments
Best for: Developers building independent checkout systems.
LNbits : Modular Lightning Wallet Tools
What it is: Extensible software for creating Lightning wallets, payment functions, and merchant-oriented applications.
Category: Lightning infrastructure
Why it stands out:
- Modular extension ecosystem
- Suitable for experimental payment workflows
Best for: Technical teams working with Lightning payments.
Speed : Bitcoin and Stablecoin Payments
What it is: A payment platform designed around digital-currency collection, transfers, and merchant integration.
Category: Digital-currency payments
Why it stands out:
- Supports online payment workflows
- Combines multiple settlement formats
Best for: Internet businesses comparing newer crypto payment rails.
Coinos : Simple Bitcoin Merchant Wallet
What it is: A web-based Bitcoin wallet with payment-request and merchant functionality.
Category: Bitcoin and Lightning wallet
Why it stands out:
- Minimal merchant interface
- Supports quick invoice creation
Best for: Small sellers handling occasional Bitcoin transactions.
Choosing a lower-friction payment route responsibly
The least complicated onboarding process is not automatically the best long-term solution. Businesses should examine custody, supported countries, settlement assets, refund handling, security, accounting exports, customer support, and compliance obligations. Self-hosting can reduce intermediary dependence but increases technical responsibility. Hosted services simplify operations but may introduce verification, account, or jurisdictional restrictions. A documented payment policy and professional legal or tax guidance can help an international business use these alternatives without treating “low-KYC” as a substitute for lawful due diligence.