Subtitles by platform and language
Pick your platform and language for a guide with the right aspect ratio, caption style and length for that combination. Every one of them uses the same free browser tool — no upload, no watermark, no signup.
TikTok
9:16 vertical · up to 10 minutes
YouTube Shorts
9:16 vertical · up to 60 seconds
YouTube
16:9 horizontal · unlimited
Instagram Reels
9:16 vertical · up to 90 seconds
X / Twitter
16:9 or 1:1 · up to 2:20
Twitch Clips
16:9 horizontal · up to 60 seconds