Free tools
Free tools for LLC owners
Answer the practical questions yourself: when your filings are due, what your LLC costs to keep each year and whether an S corp election would save you money. Every tool is free, needs no account and shows its sources.
LLC deadline calculatorEvery upcoming state filing for your formation date, with calendar files.LLC deadline calendarSubscribe once to your state’s deadlines in Google, Apple or Outlook. It updates itself.LLC compliance checklist 2027Printable: what to do once, every quarter, every year.S corp tax calculatorSelf-employment tax as an LLC vs payroll tax as an S corp.State LLC cost indexFormation, yearly and 5-year state costs, ranked. CSV download.Free deadline remindersEmails 60, 30 and 7 days before each state filing.
Frequently asked questions
Are these tools free?
Yes. No account is needed; the calculators run in your browser. Email reminders only need an email address and you can unsubscribe anytime.
Where does the data come from?
From each state’s official website and, for taxes, the IRS and Social Security Administration. Every state guide lists its sources and the date we checked them. How we research.
Can I put these tools on my website?
Yes. The deadline calculator, the S corp calculator and the cost index chart each have free embed code on their pages.