Compare software

bc vs bcal: catalog facts
bc	bcal
Free Free and open source under the BSD 2-Clause license.	Free Free and open source under the GPL-3.0-or-later license.
Windows, macOS, Linux, Command line	Command line
Implements POSIX bc with GNU extensions Includes dc functionality	Converts between SI and IEC storage units Handles byte addresses and LBA or CHS calculations
Uses a command-line interface	Supports 64-bit operating systems only
Downloadable app	Downloadable app
Open source	Open source
License: BSD-2-Clause	License: GPL-3.0-or-later
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.