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Perpetual Commercial License

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One-time purchase. Keep using it forever. Built for professional controls engineers, embedded developers, and machine builders.

SMFlow Pro License

$800$500

One-time payment • Perpetual license • No subscriptions

Introductory pricing. The regular price is $800 — a license bought now stays perpetual at $500.

✓ Unlimited Nodes per FlowNo project caps
✓ Commercial Production & OEM RightsDeploy on real machines
✓ 3 Device Activations per SeatWorkstation + Laptop + Lab
✓ 100% Offline-CapableWorks in air-gapped facilities
✓ Headless CI/CD Automation Support`SMFLOW_LICENSE_DIR`
✓ Zero Runtime Device Fees or RoyaltiesCompiled C++ is 100% yours

Your cryptographically signed license key and invoice will be sent here.

By completing this purchase you agree to theTerms of Sale and theLicense Agreement. Refundable within 14 days — see ourRefund Policy. Your email is used to deliver the key and nothing else (Privacy).

🔒 Secure Checkout

Payment is taken on Square’s hosted checkout page. Your card details are never transmitted to or stored on our servers. Sales are currently offered in theUnited States only.

🛡️ Perpetual Guarantee

Buy it once. Keep using it. Projects saved in SMFlow are transparent, byte-stable JSON files that you own forever.

⚡ Simple CLI Activation

Activate with smflow license activate <KEY>. Generates a local cryptographic certificate; no persistent internet connection required.

Already purchased? Retrieve your license key

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