Free Calculator Software

Calculator.NET by KTH

Calculator.NET is an enhanced version of the standard calculator in Microsoft Windows. It uses RPN (Reverse Polish Notation), which is used by many pocket calculators, e.g. from HP. If you have used a HP 11/28/32/42/48, or any other RPN calculator, you will feel right at home. Some of the enhancements included: RPN, extended function set, and customizable user interface. This program is completely free.

rpn scientific math enhanced rpn calc

SkinCalc by Cloanto Corporation

SkinCalc, which is completely free, features standard and advanced calculator functionality, a spreadsheet interface, and skins. Skins make it possible to change the layout and functionality of the software, with effects that include non-rectangular shapes, user-configurable transparency and alpha channel translucency. More than 100 skins are available from the sites listed at skincalc.com, which also has instructions to create your own skins.

excel translucency skinnable calculator transparency cloanto skin skins

JD Free Calculator by Anno Enterprises Inc.

JD Free Calculator is a complete replacment to the standard windows calculator. Not only does it perform all the functions of the windows calculator it also offers: Complete printable tape A basic loan calculator with comparisons A basic savings forcaster And all this for the low price of NOTHING.

loan mortgage calculator savings

AddUp by Orefa.com

AddUp is a free calculator able to process non-trivial arithmetic expressions such as: -(((1 + 2) * 3)^4)% + 56e-7 / 8 Unlike regular desk calculators where the numbers and operators you provide disappear when you enter the next one, AddUp retains all this information for review in an editable work area. Expressions can be edited and re-calculated if necessary. Results can be saved to a text file.

tape calculator addup

Calculator Prompter by SoftAddress

Calculator Prompter is a math expression calculator. Calcualtor Prompter has a built-in error recognition system that helps you get correct results. With Calculator Prompter you can enter the whole expression, including brackets, and operators. You can use Calculator to perform any of the standard operations for which you would normally use a handheld calculator. Calculator performs arithmetic, such as root (#) and power (^).

soft expression education business algebra math calculator

Dicom Unit Aware Calculator by Knowbotron

Dicom calculates, converts and computes. The first ever unit aware calculator of its kind that deals with dimensions of physical quantities in mathematical expression, Dicom, has the answer to expression like: 30 mi./h.+6 ft./s.+15.24 m./s. to ft./s. Dicom can evaluate expressions anywhere in a rich text formatted document. Process your words, numbers, and measurements at one place.

converter unit engineering unit aware knowbotron scientific

HashCalc by SlavaSoft Inc.

Free, fast calculator to compute hash, checksum, HMAC values for file, text and hex string. Supports popular message digest and check sum algorithms: MD2,MD4,MD5, SHA1,SHA2, RIPEMD160,PANAMA,TIGER, CRC32,ADLER32, and the hash used in eMule/eDonkey (eDonkey2000,ed2k). With this tool you can test for corruption FTP download/upload transfers, compare music,audio,video,game,image files, verify a CD, perform checking of mp3,mpeg,vcd,iso,zip downloads.

comparing verify crc 128 checker authentication verifier

Dimension Browser by DimensioNet

Use IE? Well now get ready to change over to a safer and faster IE based browser, including such things as Spyware & Adware free, Advert Free, Calculator, PC infomation, Hijack this, Tabbed, Faster than IE aswell as safer and Proxy gateway! (And now a virus blocker!)

gateway paint proxy dimensionet tabbed browser