Pocket-12C

Classic RPN financial calculator for iPhone. Quickly solve TVM, mortgage, loan, cash flow, and bond calculations—no physical calculator required.

Pocket12C brings the classic RPN financial calculator experience to your iPhone in a simple, familiar format.

Built for finance students, professionals, and anyone who prefers efficient calculations, Pocket12C helps you quickly solve common financial problems without carrying a physical calculator.

Features include: • Time value of money calculations • Loan and mortgage calculations • Cash flow analysis • Bond calculations • Percentage functions • Classic RPN input workflow • Landscape layout inspired by traditional financial calculators

Whether you’re studying finance, working in real estate, preparing for exams, or just miss the feel of classic financial calculators, Pocket12C gives you a fast and reliable tool right in your pocket.

No subscriptions. No unnecessary clutter. Just a powerful financial calculator when you need it.