Self-scans reveal that Pegasus, an invasive and powerful spyware that can secretly control phones and track owners, might be more widespread than previously thought. It was discovered on the phones of everyday phone users.
From wikiHow: How to Check Your Smartphone for Pegasus Spyware
You can use pip to install the tool.
it’s call mvt
Your package manager might have it.
If you’re on a Mac just use brew to install it.
Don’t use this third party app.