AI captions for short-form video

AI captions for TikTok, Reels & Shorts. Fast • Fun • Affordable

Captiflow converts speech to text and burns accurate subtitles into your videos, you control font, colour and size. 100 seconds free per month. English only (audio is processed in the cloud; the video file remains on your device).

100 Seconds Free per month
Get started instantly and see how easy captioning can be!
Affordable
Buy more credits from just £0.01 per second, starting with a 500-second bundle. Scale your captions without breaking the bank.

Fast captioning built for creators

Designed for TikTok creators, Reels makers and Shorts publishers who need accurate, burned-in subtitles that look great on mobile.

AI-powered auto captions

Automatic speech-to-text generates captions quickly — perfect for TikTok captions, Instagram Reels captions and YouTube Shorts captions.

Customisable styles

Choose font, colour, size, background and emoji accents so captions match your brand and creative style.

Privacy-forward workflow

Your video file stays on your device; only audio is securely sent to our cloud captioning service for English-only processing.

Burned-in captions

Captions are permanently embedded so they're compatible with all platforms — no separate SRT needed.

Creator-first pricing

100 seconds free every month. Affordable top-ups available for heavy creators. A great Veed alternative for simple caption workflows.

Accessibility & engagement

Improve engagement and accessibility with captions made for deaf accessibility and social-first viewing.

Make captions for social videos — fast and affordable

Captiflow is a quick and easy caption generator online for creators who want to add captions to videos for TikTok, Instagram Reels, and YouTube Shorts. Our subtitle generator and caption maker uses AI captions and automatic speech-to-text to produce accurate subtitle files, then burns the subtitles into the video so creators can upload captions-ready content to every platform.

Whether you need a TikTok caption generator, captions for social media videos, or automatic subtitles for Instagram Reels, Captiflow focuses on delivering an efficient, affordable captioning experience, a great alternative to other captioning tools for users who value simplicity, privacy and speed.

Note: English only at launch. How it works: select a video on your device, we extract the audio and process speech-to-text in the cloud, then return the captions and burn them into the video on your device. The original video file never leaves your device.

How Captiflow helps creators

  • Create captions online fast for short-form video
  • Improve engagement with captions and accessibility
  • Export a single media file with burned-in captions ready to post

Looking for features later?

We plan multi-language captions, watch our roadmap for updates.