Online Financial Calculators
Math Corporation's Webbased 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
 ZMath®EngineXML™  XML Based / Online Loan Calculator Engine
 eZMath®Reverse™  Online Reverse Mortgage Calculator
 ZMathReverseXML™  XML Based / Online Reverse Mortgage Calculator
 eDDMath™  Online Savings Calculator
eZMath® Online Loan Calculator
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 Webbased 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:

• APR Calculations
• Calculator Commercial Loan Mortgages
• Car Loan Calculations
• Car Loan APRs
• Interestonly Loan Calculations
• Loan Calculator
• Mortgage Calculator
• Mortgage Finance Calculator
• Mortgage Loan Payment Calculation
• Weekly Mortgage Calculator
• Payment Option ARM Calculator
• Online Loan Calculator
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™
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™ online loan calculator can be used as often as needed, without startup costs or contracts. Moreover, as an online financial calculator, users avoid inhouse 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), interestonly loans, paymentoption 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
 APR Calculations
 Commercial Loans
 Mortgage Loans
 Auto Loan Calculations
 Auto Loan APRs
 Interestonly Loan Calculations
 Amortization Schedules
 Consumer Loans
 Mortgage Calculator
 Aggregate Escrow Calculations
 Mortgage Loan Payment Calculations
 Weekly Home Loan Calculator
 PaymentOption ARMs
Learn more about ZMath®EngineXML™ online loan calculator.
eZMath®Reverse™  Reverse Mortgage Calculator
eZMath®Reverse™ is a webbased 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)
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.
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 startup costs or contracts. As an onlinebased reverse mortgage calculator, users avoid inhouse 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
eDDMath™, a Webbrowser, online version of dd Math® Desktop , is a fullfeatured 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:
• Deposits required to fund a specified level withdrawal
• Deposits required to fund a withdrawal that increases over time
• Deposit required to fund a specified level withdrawal (deferred)
• Amount of level withdrawal
• Amount of level withdrawal (deferred)
• Amount of withdrawal (growth)
• Deposit required to fund a specified level withdrawal (deferred)
• Future value of a single amount
• Future value of regular deposits
• Future value of regular deposits and a lump sum
• Future value of a lump sum and regular deposits
• Future value of a lump sum and regular deposits (deferred)
• Future value of a lump sum and regular deposits (growth)
• Deposit amount required to accumulate a future value
• Regular deposit amount required to accumulate a future value
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™!