Questions, answered plainly.

Single contract systems start around $15k; full dApp builds typically run $50k–$200k depending on scope. Every engagement gets a fixed estimate after discovery — no open-ended hourly billing.

Contract systems: 3–5 weeks. Full products: 8–16 weeks. Enterprise integrations vary — the discovery phase gives you a dated plan.

Ethereum, Polygon, Base, Arbitrum, Optimism, BNB Chain and Solana.

We build to audit standard — threat modeling, fuzz testing, access-control verification — and coordinate independent third-party audits through partner firms. We never present our own review as a formal audit.

Yes. We start with a code and test-gap review, then harden, extend or rebuild incrementally without breaking live users.

No. We work for fixed fees. Your contracts, code and IP are yours from day one.

A 45-minute working session and whatever you have — idea, deck, spec or repo. We handle the rest through discovery.

Yes — monitoring, upgrades and iteration retainers follow every mainnet launch, with on-call coverage during guarded launches.