Online Financial Calculators

Math Corporation's Web-based financial calculators allow lenders to perform complex loan, deposits and savings calculations online. Users can take advantage of our three classes of products: online loan calculators, online savings calculator and online reverse mortgage calculator.

Our online loan calculator and savings calculator products include :


eZMath® Online Loan Calculator

eZMath logo - Math Corp eZMath® online loan calculator, which leverages the full power of the ZMath® Engine, performs all lending calculations needed to calculate, originate and disclose any loan. It is a Web-based version of ZMath® Desktop. The eZMath® online loan calculator handles all needed mortgage loan calculations – producing private mortgage insurance (PMI) payments, mortgage disclosures, adjustable rate mortgage calculations and compliance calculations. Using eZMath® also ensures compliance with Regulation Z, Regulation X and TRID. Example functions include:

loan calculation software

Users can purchase an individual calculation, a package of several online calculations, or subscribe for an unlimited number of calculations per month or year.

Set up a user account and gain a free trial access to our online calculator today!


ZMath®EngineXML™

Mortgage Loan Software ZMath®EngineXML™ is an online mortgage calculator delivering a wide breadth of loan calculations over an Internet connection.   It utilizes XML technology to work seamlessly with any software architecture.

Tested & Proven

ZMath®EngineXML™ online loan calculator provides users access to Math Corporation's ZMath® Engine, the world's most trusted calculation component for nearly 20 years. Through ZMath®EngineXML™, lenders, mortgage brokers, and bankers can post an XML stream to Math Corporation's secure server and instantaneously receive complex loan calculations with the full breadth of output fields. All calculations comply with the Federal Truth in Lending Act (Regulation Z).

Simple to Use

ZMath®EngineXML™ Loan Calculations - Learn More ZMath®EngineXML™ online loan calculator can be used as often as needed, without start-up costs or contracts. Moreover, as an online financial calculator, users avoid in-house software development and maintenance costs while ensuring accuracy. As soon as an account is established, users can begin performing mortgage calculations. Accordingly, users are billed based on how often they use ZMath®EngineXML™.

Virtually Every Loan Calculation Possible

ZMath®EngineXML™ calculates mortgage and auto loans, annual percentage rates (APR), interest-only loans, payment-option APRs, weekly mortgages, amortization schedules, balloon payments, private mortgage insurance (PMI) payments, mortgage disclosures and compliance calculations.   Moreover, it ensures compliance with Regulation Z, Regulation X and TRID. ZMath®EngineXML™ performs it all! If there is something you need, and ZMath® doesn't do it, we want to know about it!

A Partial List of ZMath®EngineXML™ Capabilities

Learn more about ZMath®EngineXML™ online loan calculator.


eZMath®Reverse™ - Reverse Mortgage Calculator

eZMath Reverse logo - Math Corp eZMath®Reverse™ is a web-based reverse mortgage calculator that utilizes the full power of the ZMathReverse® Engine. It allows reverse mortgage originators, lawyers, software development companies and financial planners to instantaneously calculate reverse mortgages. 

As an online version of ZMathReverse®, eZMath®Reverse™ instantaneously calculates the U.S. Department of Housing and Urban Development's (HUD) Home Equity Conversion Mortgage (HECM) and Fannie Mae's Home Keeper SM Mortgage. All calculations comply with the Federal Truth in Lending Act (Regulation Z) and TRID. The Total Annual Loan and Cost (TALC) numbers and tables are also included.

Users can purchase an individual calculation, a package of several calculations, or subscribe for an unlimited number of calculations per month or year.

Learn more about eZMath®Reverse™ functionality, trial access, and pricing.


ZMathReverseXML™ - Reverse Mortgage Calculator (XML Processor)XML Based Reverse Mortgage Calculator

ZMathReverseXML™ is an online loan calculator that utilizes the full power of the ZMathReverse® Engine. It utilizes XML technology to work seamlessly with any software architecture.

Tested & Proven

Through ZMathReverseXML™, lenders, mortgage brokers, and bankers can post an XML stream to Math Corporation's secure server and instantaneously receive complex reverse mortgage calculations, such as the U.S. Department of Housing and Urban Development's (HUD) Home Equity Conversion Mortgage (HECM) and Fannie Mae's Home Keeper SM Mortgage.reverse mortgage calculation xml software

All calculations comply with the Federal Truth in Lending Act (Regulation Z) and include the Total Annual Loan and Cost (TALC) numbers and table.

Simple to Use

ZMathReverseXML™ can be used as often as needed, without start-up costs or contracts. As an online-based reverse mortgage calculator, users avoid in-house software development and maintenance costs while ensuring accuracy. As soon as an account is established online, users can begin performing reverse mortgage calculations.  Accordingly, users are billed based on how often they use ZMathReverseXML™.

Users can purchase an individual calculation, a package of several calculations, or subscribe for an unlimited number of calculations per month or year.

Learn more about ZMathReverseXML™ functionality and pricing.


eDDMath™ Online Savings Calculator

eDD Math logo - Math Corp eDDMath™, a Web-browser, online version of dd Math® Desktop , is a full-featured savings calculation processor that outputs information in compliance with the Federal Truth in Savings Act (Regulation DD).   eDDMath™ performs all savings and deposits calculations, including the Annual Percentage Yield (APY), needed for:

Users can purchase an individual calculation, a package of several calculations, or subscribe for an unlimited number of calculations per month or year.

Set up a user account and gain a free trial access to eDDMath™!