3 things about behind the scenes most people overlook. Vesper — Vesper automatically transforms your sermons into professional short-form reels for Instagram, TikTok, and YouTube Shorts. Built for churches and ministry teams. Practical guidance for business owners and customers interested in vesper. Vesper automatically transforms your sermons into professional short-form reels for Instagram, TikTok, and YouTube Shorts. Built for churches and ministry teams.