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SpeedCrunch vs Parsify: catalog facts
SpeedCrunch	Parsify
Free Free and open source under the GPL.	Freemium Free version limited to five lines; full licence is a €30 one-time purchase plus VAT.
Windows, macOS, Linux	Windows, macOS, Linux
Results update as you type Up to 50 digits of precision	Answers update live next to each line Unit, currency and time zone conversions built in
Latest advertised release is the long-standing 0.12 Keyboard-centred design may not suit button-only users	Free version evaluates only five lines Custom units, plugins and time zones require the paid licence
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0-or-later	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 October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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