TikTok-style captions in seconds.

Pick a vertical video, let the AI transcribe it, and export a clip with viral word-by-word captions. All on your iPhone — your first clip is free and watermark-free.

Word-by-word karaoke

Captions highlighted in time with the audio — the exact look that wins on TikTok, Reels, and Shorts.

Multilingual AI

Accurate transcription in English, Spanish, and code-switched audio. Edit any word before you export.

Editable styles

Four ready-made presets plus a customiser for font, colour, position, and shadow. Your look, your brand.

Private by default

We upload only the extracted audio, never your video. The render happens on your iPhone.

Simple pricing

Your first clip is free and watermark-free (up to 60 s). SmartCaps Pro at €14.99/month or €59.99/year unlocks clips up to 3 minutes and every style.