shield10 Best Free Crypto Payment Gateways (2026)
Looking for a free crypto payment gateway? The word “free” hides three very different things: a $0 platform fee, a free signup (but a per-transaction cut), and free open-source software you host yourself. This guide ranks the 10 best options in 2026 by how free they actually are, so you know exactly what “free” buys you.
Short answer: only two are genuinely $0-fee. Shieldz is free and hosted (non-custodial, no signup, no platform fee, you pay only network gas). BTCPay Server is free and open-source but you run the infrastructure yourself. Everything else is free to sign up for but takes roughly 0.4 to 1 percent per transaction.
In this guide
- Fee comparison at a glance
- The full comparison table
- The 10 gateways, ranked
- Which one should you pick?
- FAQ
Fee comparison at a glance
Most “free” gateways still take a cut of every sale. Here is the platform fee across all ten, side by side.
The comparison
| Gateway | Platform fee | Free signup / no KYC | Custody | Open source |
|---|---|---|---|---|
| Shieldz | $0 (gas only) | Yes, keyless | Non-custodial | API + SDKs |
| BTCPay Server | $0 (self-host) | Yes | Non-custodial | Fully |
| NOWPayments | ~0.5% | Yes | Processor-held | No |
| Cryptomus | ~0.4% | Yes | Processor-held | No |
| Plisio | ~0.5% | Yes | Processor-held | No |
| CoinPayments | ~0.5% | KYC for higher limits | Custodial | No |
| Coinbase Commerce | ~1% | Business verification | Custodial flows | No |
| OpenNode | ~1% | Business verification | Custodial | No |
| BlockBee | ~1% per forward | Yes | Non-custodial | No |
| CryptAPI | ~1% per tx | Yes | Non-custodial | Partial |
The 10 gateways, ranked
1. Shieldz, the only $0-fee hosted option
Shieldz is a non-custodial crypto payment gateway with a $0 platform fee: you pay the blockchain’s network gas and nothing else. There is no signup to start (keyless mode: paste a wallet address and you are live) and no KYC. Funds settle straight to your wallet, so nothing can be frozen or skimmed, and you can verify the non-custodial claim yourself. It accepts USDC and USDT across five chains, plus Bitcoin and shielded Zcash, with a REST API, SDKs for Node, Python, Rust and PHP, a WordPress plugin for WooCommerce, GiveWP and EDD, and an MCP server for AI agents. Truly free? Yes, this is the reference for what a free gateway should mean.
2. BTCPay Server, free and open source (you host it)
BTCPay Server is the gold standard for self-hosters: fully open source, non-custodial, and $0 in fees because you run it. The catch is exactly that, you operate the server, the node, and the uptime. Truly free? Yes, if your time to run infrastructure is free. If not, a hosted non-custodial option like Shieldz gives you the same custody model with nothing to maintain.
3. NOWPayments, free signup, small per-transaction fee
NOWPayments supports 300+ coins with a free signup and around 0.5% per transaction. The balance passes through the processor. Truly free? No, free to join, not free to use.
4. Cryptomus, low fee with a free tier
Cryptomus offers merchant tools at roughly 0.4% per transaction and a free account to start. Funds are processor-held. Truly free? No, one of the cheaper paid options.
5. Plisio, free signup, ~0.5%
Plisio is a straightforward gateway at about 0.5% per transaction with a free signup and plugins for common carts. Truly free? No.
6. CoinPayments, long-running, custodial
CoinPayments has been around for years, supports many coins, and charges about 0.5%. It is custodial and asks for KYC at higher limits. Truly free? No.
7. Coinbase Commerce, brand-name, ~1%
Coinbase Commerce is easy to trust and integrates quickly, at roughly 1% with business verification and custodial flows. Truly free? No.
8. OpenNode, Bitcoin and Lightning
OpenNode focuses on custodial Bitcoin and Lightning at around 1%, with business verification. Good if you only need BTC. Truly free? No.
9. BlockBee, non-custodial forwarder
BlockBee is a non-custodial forwarder that charges a fee per forwarded payment (around 1%). No balance is held, but each payment costs. Truly free? No.
10. CryptAPI, non-custodial routing
CryptAPI routes payments non-custodially and charges about 1% per transaction. Developer-focused, no account balance. Truly free? No.
Which free crypto payment gateway should you pick?
- You want genuinely $0 fees with nothing to host: Shieldz. Non-custodial, no signup, no KYC.
- You are happy running your own server: BTCPay Server.
- You want the most coins and do not mind ~0.5%: NOWPayments.
- You want the lowest paid fee: Cryptomus.
The honest framing: most “free crypto payment gateways” are free to sign up for and then take a cut of every sale. Only a non-custodial, $0-fee model is free in the way people mean when they search for it.
FAQ
Is there a truly free crypto payment gateway with no fees? Yes. Shieldz charges $0 platform fee (you pay only network gas), and BTCPay Server is $0 if you self-host. The rest are free to sign up for but charge roughly 0.4 to 1 percent per transaction.
What is the best free crypto payment gateway with no signup? Shieldz keyless mode: paste a wallet address and you can accept crypto immediately, no account, no API key, no KYC.
Which free crypto payment gateways are open source? BTCPay Server is fully open source and self-hosted. Shieldz is hosted but ships open-source SDKs (Node, Python, Rust, PHP) and an open API.
Are free crypto payment gateways safe? The safest are non-custodial ones (Shieldz, BTCPay Server, BlockBee, CryptAPI), because they never hold your funds. Custodial processors hold a balance, which is the source of freezes and payout delays.