FinCobra vs SingleFax

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

FinCobra compared with SingleFax
Detail	FinCobra	SingleFax
What it does	Non-custodial crypto checkout that settles directly to your wallet	Send one-time faxes online from $0.99, pay only if delivered
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	US
Pricing model	Freemium	Not given
Pricing	Free Start: First $1,000 of paid invoice volume included. Pay as You Go: 0.5% of paid invoice volume after Free Start. No monthly subscription.	One-time fax: from $0.99 for up to 10 pages, then $0.08 per extra page (max 1,000 pages), pay only if delivered. 30-day fax number: $4.99 one-time payment. Lifetime Basic fax number: $97 one-time payment. Lifetime Pro fax number: $147 one-time payment. Standard Plan (monthly): $6.58/mo or $79/year (
Key features	Hosted payment checkout pages API for invoice creation Webhooks for payment status and fulfillment automation Support for Bitcoin, Ethereum, Solana, Arbitrum One, and Base BTC, USDT, and USDC payment acceptance Direct-to-wallet settlement with no custody Multi-wallet connection support Invoice tracking and status updates Priority email and chat support with 1 business day response time	Send faxes from browser, email, or mobile app Pay only if delivery succeeds Support for up to 1,000 pages per fax Timestamped delivery confirmation Searchable AI transcripts for received faxes HIPAA Secure workflow with signed BAA IRS form filing with carrier proof Chrome extension for PDF faxing
What makes it different	Faster than running BTCPay yourself Keep custody without self-hosting your payment stack Stablecoin support for price-stable invoices Multi-chain support from one hosted checkout Built for technical teams with API integration ready	No account or subscription required for one-time faxes Pay only if fax delivers successfully Integrated IRS filing with official transmission proof Lifetime fax numbers with no monthly rental fees
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)	4 −2 (down) since last check	25 no change since last check
Trust Flow (Majestic)	3	1
Citation Flow (Majestic)	18	27
Referring domains (Majestic)	13	36

4 details filled in for both companies.

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