Auto Captions

Auto Captions for TikTok, IG Reels & YouTube Shorts

Automatically generate animated, word-level subtitles styled like popular creators. Synced in seconds from your uploaded narration recordings or voiceovers generated via our AI.

No credit card required · 50 free credits

narasi.ai/app
Auto Captions

High-Retention Auto Subtitle Generator

How our auto caption generator transforms voice into engaging animated subtitles in seconds.

Flexible Voice Input Options

Upload your own pre-recorded voice narration file or generate natural, professional narration instantly in one click using our integrated AI Voiceover.

Word-Level Timestamp Precision

Captions are automatically synchronized and timestamped at the word level.

Spoken words can be dynamically highlighted with pre-designed style presets or custom colors to match your brand style.

5s Generation & Interactive Editor

Generate subtitles in just 5 seconds for only 2 credits per audio minute (giving you 25 full minutes on our 50 free credit tier).

Easily edit words, split sentences, and adjust timing manually in our clean real-time workspace.

Frequently Asked Questions

Everything you need to know about this feature.

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