• UMANG gives you the option to hire experienced Delphi programmers on a monthly and hourly basis.
  • Hire Dedicated Full-time Programmers at 25-60 US$ per hour.
  • Application Re-engineering and Maintenance of exiting legacy software has been UMANG's forte.
  • Outsource your Delphi Project to the award-winning software company.

Binary RPN Calculator v.1.0

By John Merrit.

Shareware 04 Sep 1997


Binary RPN Calculator is a professional multi level stack rpn calculator designed to perform calculations with binary integers. The design is adapted from the Hewlett Packard HP28/48 series of calculators.

Features include:

  • wordsize between 0 and 128 (no more limit to 4/8/16/32/64 bits);
  • no round-off errors;
  • dynamic "real" calculator stack;
  • all binary logic and stack manipulation functions from the HP48.


  • Status: Fully functional
  • Source: On purchase/registration
  • price: $10
  • Size: 165kB

Platforms: W95, W98,

ESBProgCalc Pro - Programmers Calculator v.2.1.1

By ESB Consultancy.

Shareware 24 Apr 2012


ESBProgCalc Pro is a Programmers Calculator that supports full precedence, large range of operations (and, or, xor, not, nand, nor, xnor, shl, shr, rol, ror, neg, mod, etc), Paper Trail, Clipboard Support, History of results, Integrated Help, Expression Editing, and much more.

The Calculator also has an expression editor that allows the data that has been entered can be then edited and recalculated.

Precedence can be turned off for those who do not wish it.

Optimized for Windows XP/Vista in 800x600 (or better) and 32-bit color. Support for Windows Vista.

Registered version also includes Electronic Documentation and PDF designed to produce Printed Documentation. Register only once for the life of the product. Also available as part of the ESBCalc Pro Suite.

Register only once for life of product.


  • Status: Evaluation (time-limit)
  • Source: None
  • price: $19
  • Size: 2 295kB

Platforms: Vista, W2K, W2K3, W2K8, W7, XP,

ETD Calculator v.1.0

By M.Dev Software.

Freeware 19 Jul 2000


This utility calculates estimated time for downloads at any connection speed. This is useful for developers who want to tell to visitors of their home pages, how much time is needed to download their programs. ETD Calculator can also export results in an HTML page ready to be published on the Internet.


  • Status: Fully functional
  • Source: None
  • Size: 255kB

Platforms: NT4, W2K, W95, W98,

Real Estate Price Calculator v.

By Real Estate Noida.

Freeware 11 May 2007


Data Doctor’s Free Area length Unit converter and Price calculator utility performs conversion of all major area length unit and price calculation of lands plots flats for properties real estate business.

It provides conversion of any property related unit to and from Square Centimeters, Tatami (Jo), Townships, Roman, Feet (pedes), Roman Miles (milia passuum), Scottish Miles, Shackles (12.5 Fathoms), Tsubo, Meters, Micrometers, Microns, Cubits (Common), Cubits (Greeks), Square Chains, Square Feets, Points, Poles, Pouces, Rods, Thous, Unciac (Roman Inches), Yards, Square Furlongs, Square Inches, Square Perches, Square Poles, , Hectares, Fathoms, Feet, Feet (US Survey), Furlongs, Picas, Pieds de roi, Perches, Square Links, Square Rods, Square Yards, Cubits (Roman), Perches, Ping, Pyong, Roods, Sections, Acres, Ares, Dunams Square Meters, Square Microns, Square Miles, Square Millimeter, Kilometers, Leagues (US Land), Square Kilometers, Admiralty Miles, Angstroms, Astronomical Units, Centimeters, Chains, Chains (Engineer), Leagues (US Sea), Leagues (US), Miles, Millimeter, Mils, Nanometers, Nautical Miles (International), Geographical Miles, Hands, Inches, Irish Miles Links, Links (Engineer), Nautical Miles (US), Nautical Miles (Telegraph), Nautical Miles (UK).

Utility provides price calculation and conversion of properties, plots, flats, office, shop and lands in all major units. Realtor can use this software to computerize their business and speed up property related dealing, industrial & residential properties for sale, purchase.


  • Software is GUI based read only and user friendly.
  • Calculates the price of property of any desired unit.
  • Utility helps realtor to deal with the customer and speed up business of real estate and properties.
  • Utility provides wide range of units for computation like price calculation.
  • Convert all available units of property land in another unit quickly.


  • Status: Fully functional
  • Source: None
  • Size: 758kB

Platforms: ME, NT4, W2K, W2K3, W98, XP,

Time Calculator v.1.0

By Lukasz Knap.

Freeware 24 Dec 2001


It's a simple calculator which can calculate time. You can add, subtract, multiply, divide (+,-,*,/) time. You can also use integer division (div, mod functions). It supports time conversions between hours and minutes. It has memory functions like: MC, MR, MS, M+.


  • Status: Fully functional
  • Source: On purchase/registration
  • Source price: $9
  • Size: 259kB

Platforms: ME, NT4, W95, W98,