Boundary conditions
Free describes a possible entry point, not a universal license or a complete specification.
or
Option 1
You need only a small edit
Check whether the available tools cover that exact change.
A browser workflow may be convenient for a simple trim or sequence, but the controls differ between services. Test the actual edit rather than assuming every online video editor has the same toolkit.
or
Option 2
You need a deliverable for publication
Inspect export conditions before investing time in the edit.
Resolution, watermarks, file formats, and permitted use can matter more than whether the workspace opens at no charge.
or
Option 3
You are handling sensitive footage
Read the service's upload, retention, and deletion policies first.
Opening an online video editor in a browser does not, by itself, tell you where its processing occurs or how long uploaded files remain stored.