SUBTL - AI Captions

SUBTL - AI Captions & Subtitles for Video

Most social video is watched with the sound off. If your message only lives in the audio, you're invisible to most of your audience. SUBTL fixes that automatically: import any clip and our AI turns spoken words into clean, perfectly-timed captions in seconds. No manual typing, no timestamping, no editing experience required.

Built for creators, businesses, and anyone who wants their videos actually watched on mute, in another language, or by someone who can't hear at all. Just import, and go.

WHY PEOPLE SWITCH TO SUBTL
1) Fast - captions generated in seconds, not minutes
2) Everywhere - vertical-first, framed for TikTok, Reels & Shorts

SMART AI CAPTIONING
• Automatic transcription with strong accuracy on real, code-mixed speech
• Word-by-word highlighting that hooks viewers in the first few seconds
• Auto-highlight picks out your standout words for you

MAKE IT LOOK LIKE YOU
• 40+ fonts, full colour control, and 21 signature caption styles
• Tap any word to change its colour, font, size, italic or highlight
• Depth effect - place captions behind your subject for a 3D look
• Sound effects - add a whoosh, pop or boom on any word
• Live preview shows exactly how it'll look before you post

TOTAL EDITING CONTROL
• Tap any word to fix a misheard caption in seconds
• Decide which words get highlighted - nothing is locked

SPEAK EVERY LANGUAGE YOUR AUDIENCE DOES
• Transcription across many languages, including Hindi, Tamil, Telugu, Malayalam and 28 others
• Transliteration for code-mixed speech - Tanglish, Hinglish and 31 others

EXPORT LIKE A PRO
• HD up to 4K export with zero quality loss
• Keeps your source resolution - no forced downscaling
• Saves straight to your camera roll, ready to share anywhere

WHY CAPTIONS MATTER
Over 430 million people worldwide live with disabling hearing loss, and most social video is watched without sound. Captions aren't a nice-to-have - they're how your content actually gets seen, heard, and understood, by everyone.

WHO IT'S FOR
• Content Creators - grow on TikTok, Instagram and YouTube with captions that keep people watching
• Businesses & Marketers - make branded videos professional, on-brand and accessible
• Educators & Trainers - turn lessons into content anyone can follow, sound on or off
• Everyone Else - share life's moments with captions that connect

Free to start. Go Pro for unlimited, watermark-free exports.

SUBTL Pro is an auto-renewing monthly subscription. Payment is charged to your Apple Account on confirmation of purchase and renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Account Settings.

Privacy Policy: https://subtl.cc/privacy
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Download SUBTL and give every video the captions it deserve.