AI TikTok video maker for vertical clips

SDMini is an AI TikTok video maker that generates vertical 9:16 clips from a prompt or a photo. Seedance Mini renders cinematic motion in seconds, so you can keep a posting schedule without filming anything yourself.

Because 9:16 is a native output, your clips fill the screen with no awkward cropping or black bars. It is free to try at 480p with no login, and registered users can render 1080p HD with no watermark.

SDMini
  1. 1

    Choose 9:16 vertical

    Set the aspect ratio to 9:16 so the clip is built for full-screen mobile from the start.

  2. 2

    Prompt or upload

    Describe the scene you want, or upload a photo to animate. Hook-worthy, high-motion ideas perform best.

  3. 3

    Generate and post

    Render in 5, 8, or 10 seconds, download the MP4, and upload it straight to TikTok.

Native vertical output

9:16 clips fill the screen with no letterboxing or post-crop, ready for the For You feed.

Built for a posting cadence

Fast generation means you can produce several clip variations in the time one shoot would take.

Cinematic motion that holds attention

Seedance Mini's camera moves give clips a polished, scroll-stopping feel rather than a static look.

No watermark on paid exports

Sign in to export 1080p HD clips with no watermark, so the video looks clean on your profile.

Frequently asked questions

Does SDMini export in TikTok's vertical format?
Yes. SDMini generates natively in 9:16, the full-screen vertical format TikTok uses, so there is no cropping or letterboxing.
How long can a TikTok clip be?
Each generated clip is 5, 8, or 10 seconds. You can stitch several clips together in your editor for a longer video.
Can I make TikTok videos for free?
Yes. You can generate vertical clips at 480p with no login. Registered users get free daily credits and can unlock 1080p HD with no watermark.