Wondergate vs send21

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Wondergate compared with send21
Detail	Wondergate	send21
What it does	Global cross-border payment gateway and API solutions	Non-custodial crypto payment links and API for people and AI agents
Stage	Established	Not given
Founded	Not given	Not given
Based in	HK	Not given
Pricing model	Not given	Paid
Pricing	Not given	One fee per payment: 0.49% on $0-$10, 0.39% on $10-$50, 0.29% on $50-$100, 0.19% on $100-$500, 0.14% on $500-$2,000, 0.09% on $2,000-$10,000, 0.04% on $10,000-$50,000, 0.02% on $50,000-$100,000, 0.01% above $100,000. Minimum $0.01, maximum $100. No subscription, setup fee or monthly minimum.
Key features	Global Acquiring - support local payment methods and settle in multiple currencies Multi-Currency Wallet - manage funds across multiple payment accounts Virtual Card Solutions - issue virtual cards online in minutes API-based integrations or low-code/no-code solutions Built-in fraud prevention Instant settlement	REST API with scoped keys and batch drafts up to 25 per call Support for Bitcoin PSBT and batching wallets like Safe No KYC required, encrypted email storage only Idempotency keys for safe retries Shopify connection with custom app and setup help Fee collected separately on Ethereum and EVM chains via Safe batching
What makes it different	Single API connection to nearly any payment service worldwide Reduces engineering overhead and simplifies cross-border transactions Improved payment success rates with faster deployment	Not given
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	19 +1 (up) since last check	6 +2 (up) since last check
Trust Flow (Majestic)	12	15
Citation Flow (Majestic)	22	28
Referring domains (Majestic)	35	35

2 details filled in for both companies.

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