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Harvest vs solidtime: catalog facts
Harvest	solidtime
Paid Paid subscription with a free 30-day trial and no credit card needed to start.	Free Free and open source to self-host; a hosted cloud version is also offered.
Windows, macOS, Android, iOS, Web, Browser extension	Web, Self-hosted, Browser extension
Timers, timesheets and calendar-based time entry Invoices generated from tracked time	Clean, modern interface Flexible billable rates
Paid after the trial period Hosted service; data lives on Harvest's servers	No invoicing described in its feature list Self-hosting requires following separate guides
Downloadable app, Web application, Browser extension	Downloadable app, Self-hosted, Hosted service, Browser extension
Closed source	Open source
License not stated	License: AGPL-3.0
Account 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 September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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