Compare software

calc vs bc: catalog facts
calc	bc
Free Free and open source under the LGPL-2.1-or-later license.	Free Free and open source under the BSD 2-Clause license.
Command line	Windows, macOS, Linux, Command line
Handles arbitrary-precision numbers Works interactively or from a command-line expression	Implements POSIX bc with GNU extensions Includes dc functionality
Uses a command-line interface	Uses a command-line interface
Downloadable app	Downloadable app
Open source	Open source
License: LGPL-2.1-or-later	License: BSD-2-Clause
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.