Is the Time Converter free?

Yes. The Time Converter is free to use.

Do I need an account?

Not for the main features. Without an account you can compare cities, move the timeline, share links and create meeting invites.

You only need to sign in with Google to save your own Team Presets and use Auto update. See Save city lists as Team Presets.

Does it handle daylight saving?

Yes, city by city and for the exact date you are looking at. See Daylight saving time and the DST badge.

Can I share a time with people who do not use it?

Yes. A shared link opens for anyone, with no account. See Share a time with your team.