Face to face
例句：We finally met face to face after months of video calls.
In the flesh
例句：I can’t believe I’m seeing my favorite actor in the flesh!
On site
例句：The manager prefers to inspect the project on site.
Personally
例句：I’d like to thank you personally for your help.
By oneself / On one's own
例句：She completed the task by herself, without any help.
In real life (IRL)
例句：He’s much quieter in real life than he is online.