Auto Caption for YouTube Shorts

Upload any video — Whisper AI transcribes it, you pick a style and edit the captions, then download your Shorts-ready video. Free, no signup, no watermark.

✓ Free & Unlimited ✓ No Signup ✓ No Watermark ✓ Edit Before Export ✓ Whisper AI

Supports: MP4 · MOV · MKV · AVI · WEBM · TS · FLV  ·  Max 500 MB

Drop your video here

or click to browse · MP4, MOV, MKV, AVI, WEBM and more

How it works

1

Upload your video

Any format — MP4, MOV, MKV, AVI, WEBM. Up to 500 MB.

2

Whisper AI analyses

Every word is detected with its exact timestamp automatically.

3

Pick a style & edit

Choose your caption style and fix any transcript errors before export.

4

Download your Short

High quality output in your chosen ratio — no watermark, ever.