While YouTube ReVanced is generally considered safe to use, there are some risks to be aware of. Since the app is not officially supported by YouTube, there is a possibility that it may contain bugs or vulnerabilities that could compromise your device's security. Additionally, using a modified app like YouTube ReVanced may violate YouTube's terms of service, which could result in your account being flagged or suspended. It's important to weigh these risks against the benefits and make an informed decision based on your personal preferences and risk tolerance.