ClipSizzle writes the script, finds real licensed footage, adds an AI voiceover, captions, music and cuts—then opens every beat for you to change.
Apply free smoke overlays, fog, mist, haze, and moody atmosphere online or download smoke and fog VFX clips for your editor.
Free Smoke Overlay | Fog and Mist Video Effect is a free, browser-based tool from ClipSizzle. There is nothing to install — drop in a video, apply the effect, and download the result. Free accounts get clean daily exports; Pro unlocks unlimited watermark-free exports and 4K.
Open the Sizzle Finisher to apply presets, overlays, color grades, and animated titles, pull assets from the free VFX library, and export a clean MP4 in your browser.