ESBCalc is a Freeware Scientific Calculator for Windows with Infix Notation, Brackets, Scientific Functions (Trigonometric, Hyperbolic, Logarithmic - including Base 10, Base 2 & Natural - plus more), Memory, Paper Trail, Result History List and more. Includes Prefix Function support so that Log (1.3) can be entered as log 1.3 rather than as 1.3 log which is also available if you prefer that behaviour. The current state of Precedence, Prefix Functions, etc can be displayed at startup to help avoid confusion.
Publisher’s description
What is ESBCalc?
ESBCalc by ESB Consultancy is free Windows software in the science & maths category.
Installation and requirements
The publisher provides EXE (Inno Setup) installers for 32-bit Windows. The main installer is 1.3 MB. Installation asks for administrator rights. A silent install is possible with the installer’s documented switches.
Pros / Cons
Pros
- Free to use
- Documented silent install
- Small download (1.3 MB)
Cons
- No native ARM64 build
- 32-bit only
- Installation needs administrator rights
- No update for more than a year
In short: ESBCalc is a free science & math tool for 32-bit PCs. Updates have slowed down. Administrators can deploy it unattended.
Is ESBCalc safe to download?
- The file is served by esbconsult.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
79526B622090BDEF5B6BA196676BEE0F556043E6C4E825438062AD40F18285A8· Open the VirusTotal report for this hash - The link answered when we last checked it (October 22, 2026)
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 1 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 7.3.1.0Latest | April 16, 2012 | 1.3 MB | 32-bit ZIP |
Install from the command line
Silent install ›winget install --id ESBConsultancy.ESBCalc -eesbcalc.zip /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-Related guide: How to use winget: install and update apps
Information
- Publisher
- ESB Consultancy
- Category
- Science & maths
- Licence
- Freeware
- Price
- Free
- Requires
- Windows 11 / 10
- Architecture
- 32-bit
- Installer
- EXE (Inno Setup)
- Version
- 7.3.1.0
- Released
- April 16, 2012
- Added to the catalogue
- February 3, 2025
- Versions listed
- 1
- Website
- esbconsult.com
- winget ID
- ESBConsultancy.ESBCalc
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to ESBCalc
See all ›-
Open source118K ↓ -
Open source126.7K ↓ -
Qalculate!5.13.2A highly versatile desktop calculator, with support for units, physical constants, uncertainty propagation, symbolic calculations, etc.Open source50.3K ↓ -
Open source46K ↓ - scilab2025.0.0Scilab is free and open source software for numerical computation providing a powerful computing environment for engineering and scientific applications.Open source28.6K ↓
-
Open source12.2K ↓ -
Open source24.6K ↓ -
Open source17.7K ↓
Frequently asked questions
Is ESBCalc free?
Yes. ESBCalc is free to use.
Is ESBCalc safe to download?
The download comes from esbconsult.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install ESBCalc with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can ESBCalc be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does ESBCalc run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 32-bit version through emulation.
What are alternatives to ESBCalc?
Stellarium, KiCad, Qalculate!, Quarto and scilab. The alternatives page compares them.
