PSA: @signalapp remains the most secure, privacy-preserving general purpose IM app safely and easily usable by non-techies.
👉 Don't let some randos on social media convince you otherwise.
If your very specific information security requirements meant you'd need to be using some other tool, you would have already known that, and would not be taking advice from social media posts. 👀
Vegetables are healthier than red meat.
Vaccines work and are safe.
Signal is secure.