Loan & Lease is a Financial Calculator

The App is available to download from the Apple App Store.  It is capable of running on iPhone, iPad (iOS 13 and higher) and Mac (macOS 10.15 and higher).  It supports the standard annuity calculations and also supports non-standard start dates, seasonal payments, variable payment profiles, project drawdowns and variation of the first payment date.

You can download it from the Apple App Store here: App Store