filingdesk

Free tools

Free LLC tools & calculators.

Run the numbers before you file — real state fees, tax-election savings, naming rules, and the deadlines that keep your LLC in good standing. No signup, no email.

Use them from your AI assistant

The fee and deadline data and the naming-rule check behind these calculators are also a free MCP server — connect it to Claude or ChatGPT and just ask. No API key.

Set up the MCP server →

Prefer to read? Browse all guides →

Start your company in minutes.

Flat price, real filings, documents you keep. Live in Wyoming, Florida, and Delaware today.

Start your company