What is a TikTok User ID?

A numeric identifier for a TikTok account. It is different from the @username.

How is a User ID different from a username?

The @username is the handle people type, and it can change. The User ID stays with the account.

The User ID is numeric. The secUid is a longer string. Use the identifier your tool requires.

Some scripts and tools identify accounts with a numeric User ID instead of a username.

Yes. Private accounts work too.

Check the username and try again. The account may have been renamed or removed.

For advanced users

Find the numeric User ID for a TikTok username.

Numeric User ID

Copy the numeric identifier associated with the account.
Works after username changes

The User ID stays the same even if the @username changes.