Which accounts can I analyze with X Account Analysis?
You can analyze any X account with X Account Analysis: your own account or another account.
When you open Followers / Following Management & Analytics > Analytics > X Account Analysis Report, the page shows your own X account.

How do I analyze another account?
Click Switch accounts and choose the X account you want to analyze. Switch accounts only changes the account in the report. It doesn't change the X account connected to your Circleboom account.
Can I analyze several accounts at once?
X Account Analysis reports on one account at a time. To analyze up to 5 accounts at the same time and compare them side by side, use X Competitor Analysis.
How much data does the report use?
For each analysis, Circleboom retrieves the account's followers, following and up to about 3,200 recent tweets through the official X API.