Designed by Agents · For Agents

Real Estate Math, Solved.

Stop fumbling with spreadsheets. RE CALC puts every calculation you need — dates, mortgages, prorations — right in your pocket.

Download Free on the App Store

Free · iPhone & iPad · iOS 10+

RE CALC app screens

Every tool you need on the job

Four calculators. Zero fluff. Built for how agents actually work.

RE CALC main menu and calculator screen

Real Estate Math Made Simple

A clean menu puts every tool one tap away. The built-in calculator keeps a running history so you never lose your work.

Date calculator screen showing contract timeline

Powerful & Elegant Date Calculator

Add or subtract calendar or business days from any date. Perfect for listing agreements, contingency deadlines, and closing timelines.

Mortgage calculator with amortization table

Ultra Fast Mortgage Calculator

Run purchase or refinance scenarios in seconds. Includes property tax, insurance, HOA, and a full amortization schedule.

Prorate calculator with calendar picker

Prorate Days in Any Term

Set start and end dates with a pop-up calendar and get the exact daily and total proration amount instantly.

“

As a realtor I just wanted a quick way to calculate dates for my contracts. This handles that and more.
— App Store review  ★★★★★

Ready to save time on every deal?

Free to download. Available on iPhone and iPad.

Get RE CALC — It's Free