Know the rules · Free

Know your state's firearm laws, in plain English

Caliber has plain-English, awareness-only summaries of firearm laws in all 50 states and Washington, DC, each linking to official sources. A starting point for responsible owners, not legal advice.
Download on theApp StoreFree on iPhone and iPad
Caliber's course, including the Know Your Local Law unit
jurisdictions
50 + DC
topics per state
12
sources linked
Official
free in the app
$0

The topics owners ask about most

Each state summary covers the same twelve topics, so you can compare at a glance, with links to the state's own statutes and agencies so you can read the source.

  • Buying and background checks
  • Permit to purchase and licensing
  • Concealed carry
  • Open carry
  • Magazine capacity
  • Restricted features
  • Registration
  • Red flag (ERPO) laws
  • Self-defense (castle and stand-your-ground)
  • Safe storage
  • Waiting periods
  • Where carry is prohibited

Learn how the law works, too

The Know Your Local Law unit of Caliber's safety course explains the three layers of law (federal, state and local), and the Traveling With Firearms unit covers moving through other states.

Units in Caliber's safety course

Frequently asked questions

Is this legal advice?

No. Caliber's state summaries are educational and awareness-only. Laws change and vary by locality, so always confirm with the official sources linked in each summary, and talk to a lawyer licensed in your state about your situation.

How current are the summaries?

Caliber reviews and updates the summaries, and the app can receive updates without a new version. Laws change often, so always check the official source before you act.

Are the summaries free?

Yes, for all 50 states and DC.

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Caliber is an educational tool. Its state law content is awareness-only, not legal advice, and links to official sources. Always follow your local laws.

Caliber is an educational and tracking tool for lawful, responsible ownership. It is not legal advice and not a substitute for in-person instruction. Caliber doesn't sell firearms, ammunition or accessories. Always follow the four safety rules and your local laws. Caliber is made by Norbrook Media LLC. Apple, the Apple logo, iPhone and iPad are trademarks of Apple Inc. App Store is a service mark of Apple Inc.