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Calculators & Converters
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Unit Conversion Software for Windows to easily convert between 1025 units of measurement. Includes Units for Temperature, Distance, Mass, Area, Volume, Pressure, Velocity, Acceleration, Force, Energy, Power, Fuel Consumption, Flow and more.
Shareware,
Updated 9 April 2021
Downloads
980
980
Last week
6
6

AVS Document Converter can convert between DOCX, PDF, TXT, HTML, TIFF, JPEG and other file types, add watermarks to protect the documents, and when you’re done you can add them into a ZIP archive and password protect it.
Freeware,
Updated 20 January 2025, Reviewed 11 April 2013
Downloads
627
627
Last week
5
5

OEE calculator spreadsheet software for Microsoft Excel to simplify OEE calculation on up to 10 machines. Use for processing manually collected OEE data to provide a benchmark of manufacturing production efficiency.
Freeware,
Updated 8 March 2012
Downloads
15,663
15,663
Last week
5
5

Merge PDF documents quickly by sorting and combining a group of files using the join feature.The split function lets you split PDF files based on page ranges and page numbers and randomely any range or number. Best for all kind of PDF join, PDF split
Shareware,
Updated 26 July 2022
Downloads
570
570
Last week
5
5

More than just a calculator! Performs math calculations on data that resides on the Windows Clipboard. Can also morph into a standard Desktop calculator.
Shareware,
Updated 20 February 2023
Downloads
306
306
Last week
5
5

PDF2XL OCR is a data conversion tool, enabling business users to convert data from tables in PDF to Excel. With the PDF2XL OCR converter users can extract data quickly and easily from native and scanned PDF files to their computing environment.
Shareware,
Updated 17 November 2017
Downloads
3,692
3,692
Last week
4
4

TimePuter is a time/date calculator with many related features. Calculate time periods based on the start and final dates along with the sum/difference calculation of the start time/date and input data. Export results Html, xml or txt files.
Shareware,
Updated 25 April 2013
Downloads
316
316
Last week
4
4

Excel to PDF converter is a free and open source application that enables you to create PDF documents from your Excel workbooks. Excel to PDF Converter also allows you to easily embed a creative commons license in your PDF file.
Freeware,
Updated 16 August 2017
Downloads
1,786
1,786
Last week
4
4

USPS Domestic/Internation al Postal Rates & Delivery Confirmation Tracking. This product calculates the postal rates and shipping times between two ZIP codes or to a foreign country. It also provides tracking of items with Delivery Confirmation.
Freeware,
Updated 28 June 2022
Downloads
405
405
Last week
3
3

PDF2XL Enterprise is designed to handle the conversion of data from PDF to Excel, from scanned PDFs to Excel or from aGA other application, screen or report to Excel quickly and accurately.
Shareware,
Updated 16 August 2017
Downloads
2,325
2,325
Last week
3
3

This user friendly software is made to demonstrate the thermal design calculations and analysis of Kettle type reboilers.The software can be used to make preliminary sizing calculations that will help to give a clear outlook of the initial design.
Demo,
Updated 29 October 2022
Downloads
423
423
Last week
3
3

The split function lets you split PDF files based on page ranges and page numbers and randomely any range or number. Merge PDF documents quickly by sorting and combining a group of files using the merging feature.
Shareware,
Updated 26 July 2022
Downloads
376
376
Last week
3
3

Quickly and easily design or analyze stormwater detention ponds and below grade systems for exfiltration/infiltr ation. Design stormwater systems to meet exfiltration volume drawdown time criteria.
Demo,
Updated 10 February 2023
Downloads
277
277
Last week
3
3

Ultimate Advantageâ„¢ combines all of the features of our other calculators. It is a Unit Awareâ„¢ calculator that lets you work with feet-inch-fraction dimensional values and includes advanced math functions, automatic solvers, and much more.
Shareware,
Updated 4 September 2015
Downloads
521
521
Last week
3
3

Easy Currency Converter is a simple currency calculator. It converts about 200 world currencies including Euro and updates exchange rates with a single button click. Cross currency calculations are based on US Dollar and local currency exchange rate
Shareware,
Updated 1 April 2021
Downloads
548
548
Last week
3
3

Cut PDF Software lets you to cut PDF files based on page ranges and page numbers and randomely any range or number. Merge PDF documents quickly by sorting and combining a group of files using the merging feature.
Shareware,
Updated 7 March 2022
Downloads
557
557
Last week
3
3

KMLCSV Converter is a tool that enables you to convert the KML file generated from Google Earth (free version) into a formatted CSV file (and vice versa).
Freeware,
Updated 8 June 2017
Downloads
5,060
5,060
Last week
3
3

Download TexTally to count the number of words, lines or characters in a document and, if required, to calculate an amount based on a formula you enter for billing purposes.
Shareware,
Updated 9 November 2021
Downloads
914
914
Last week
3
3

Geozip calculates distance between US (optionally Canadian) zip codes or geographical coordinates. You can choose miles, kilometers or nautical miles output.
Shareware,
Updated 11 August 2015
Downloads
454
454
Last week
2
2

WinConverter is a unit conversion program. The version 3.1 is pre-configured to convert 1500 units in 78 categories. If you find out WinConverter lacks a unit you need, it is easy to add your custom unit or category.
Shareware,
Updated 18 April 2021
Downloads
262
262
Last week
2
2

Software for true shape nesting of sheet materials: metal, fabric, wood-based panel etc. Astra S-Nesting allows you to perform fast automatic nesting, manually edit layouts, import from DXF format, output NC data for CNC cutting machine.
Shareware,
Updated 21 January 2023
Downloads
335
335
Last week
2
2

Professional date calculator for commercial use. The tools include - interval between dates; add days; perpetual calendar; chronologies; recurring dates e.g. pay and loan days; plans & schedules; pro-rata accounts and other functions. Saves to file.
Shareware,
Updated 8 September 2014
Downloads
599
599
Last week
2
2

- use any of "+-/*" operations inside your text file and the results will be added automatically - change any of arguments and recalculate all content of your file - save the file and use it again later - use math functions (sin, asin, exp, log)
Demo,
Updated 29 August 2023
Downloads
133
133
Last week
2
2

IndicesBuilder allows you to design custom indices using your MetaStock files. The index reflects the average open, high, low, close and volume and allows you to view a chart of it and run tests on it in MetaStock.
Shareware,
Updated 21 December 2019
Downloads
212
212
Last week
2
2

Unit Conversion Calculator - Converts units of acceleration, angles, area, density, energy, flow, force, light, length, mass, power, pressure, temperature, torque, velocity and volume.
Shareware,
Updated 3 August 2025
Downloads
184
184
Last week
2
2

Civil Engineering hydraulics design calculation software - covers calculations for hydrology, open channels, stormwater run-off, culverts, gravity sewer (sanitary and storm sewer), water pipeline design, sewer force mains, unit conversions.
Shareware,
Updated 3 August 2025
Downloads
134
134
Last week
2
2

Calculator with tape, financial functions, unit conversions, date/time calculations, and product pricing. Other features include a sizeable display, fixed decimals, totals, item count, multiple memory values, tray icon, always on top, and much more.
Shareware,
Updated 4 May 2024
Downloads
407
407
Last week
2
2

A handy calculator for working out resistance of underfloor heating matting when connected to 230v supply. Also works out the ampage that will run through the thermostat/ timer.
Freeware,
Updated 20 January 2018
Downloads
293
293
Last week
2
2

With CalcTape, also extensive calculations remain clearly structured. CalcTape makes the arithmetic process visible - you can generate intermediate results and subsequently correct or change all numbers and operations.
Freeware,
Updated 11 November 2022
Downloads
640
640
Last week
2
2

Powerful Calculator and Converter. Finance, Science, Date/Time Calculations, Numeric Bases (Binary, Octal, Hexadecimal), Statistics, Bit-Level Functions, Prime Numbers, Complex Numbers, Random Numbers. Editable Tape: Annotate, Save to File, Restore.
Shareware,
Updated 25 September 2006
Downloads
496
496
Last week
2
2