TPTaxPenalty.app
PricingAccountUnlock access

Privacy Policy

Last updated: July 21, 2026

What we collect

When you request a report we collect your email address, calculation inputs needed to produce the report, and (if you opt in) a marketing preference. Payment data is processed by Stripe — we do not store full card numbers.

How we use information

  • Deliver PDF calculation reports
  • Enforce the free-report limit and paid entitlements
  • Send product updates if you opt in
  • Improve calculators and prevent abuse

Sharing

We use processors such as Stripe (payments), email delivery providers, and hosting providers. We do not sell personal information.

Contact

Questions: support@taxpenalty.app

TaxPenalty.app

Clear IRS penalty and interest estimates — built for taxpayers and tax professionals.

Product

Penalty CalculatorInterestPricingAccount

Legal

DisclaimerPrivacyTerms

Contact

support@taxpenalty.app

TaxPenalty.app provides estimates only and is not tax, legal, or accounting advice. Results are approximations based on published IRS rules and rates and may not match an IRS assessment. Consult a qualified tax professional before making filing, payment, or abatement decisions. We are not affiliated with the Internal Revenue Service.

© 2026 TaxPenalty.app. Not affiliated with the IRS.