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Portfolio Performance vs Rotki: catalog facts
Portfolio Performance	Rotki
Free Free and open source under the Eclipse Public Licence 1.0.	Freemium Free and open source with an optional paid premium tier for extra features.
Windows, macOS, Linux	Windows, macOS, Linux
True time-weighted and internal rate of return, not a simplified percentage Handles several accounts and depots as one portfolio	Local-first design keeps portfolio data off third-party servers Open source, so its accounting logic can be inspected
Eclipse-based, so it is heavy and the interface is unusual The terminology assumes some investing knowledge	Local-first setup requires more initial configuration than a hosted web tracker Desktop only, no mobile app
Downloadable app	Downloadable app
Open source	Open source
License: EPL-1.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 22, 2026

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