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KMyMoney vs Portfolio Performance: catalog facts
KMyMoney	Portfolio Performance
Free Free and open source under the GPL.	Free Free and open source under the Eclipse Public Licence 1.0.
Windows, macOS, Linux	Windows, macOS, Linux
Double-entry accounting with proper investment and loan handling Online price quotes for securities	True time-weighted and internal rate of return, not a simplified percentage Handles several accounts and depots as one portfolio
Pulls in KDE libraries, which makes the Windows and macOS builds heavy	Eclipse-based, so it is heavy and the interface is unusual The terminology assumes some investing knowledge
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: EPL-1.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 21, 2026

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