viralOS analyzes your videos with AI before you hit publish. Upload a video, get a full breakdown in seconds: • Viral score (0–100) • Hook clarity — is your first frame strong enough to stop the scroll? • Retention risk — where will viewers drop off? • Caption strength — are your captions working hard enough? • Frame-by-frame coaching — tips tied to exact timestamps • Ranked, actionable recommendations Built for creators and agencies tired of guessing why some videos blow up.