AICAPTIONSTHATHIT
Upload a clip. SUBTL transcribes it with word-perfect timing, styles it beautifully, and exports a finished video — in a couple of taps.
Three taps to finished
From raw footage to a polished, captioned video — no editing experience required.
Upload your clip
Pick any vertical video from your library. No desktop, no timeline gymnastics.
Auto-caption & style
SUBTL transcribes every word with exact timing, then you pick a style and tweak.
Export to Photos
One tap renders a finished MP4 — even in the background while you keep editing.
See it in action
Real screens from the app — every feature, a couple of taps away.
← swipe to explore →
Everything lands on the beat
Precision tools that used to need a desktop — now in your pocket.
Word-level timing
Every word is timed to the audio, so highlights and animations hit exactly when they're spoken.
Dimension
Place captions behind your subject for a premium, text-behind-person depth effect.
Per-word control
Tap any word to fix text, recolor, resize, highlight — or add a sound effect.
One-tap export
Renders a finished MP4 with live lock-screen progress — keeps going in the background.
Live Activity · lock-screen progress
Titles + timeline
Add titles over your video and fine-tune timing on a real timeline.
Quick sign-in
Sign in with Apple or Google in one tap to get started.
No desktop needed
Everything happens on iPhone & native iPad. iOS 17 and up.
21 looks. One tap.
The same catalog that ships in the app, grouped the way the picker groups it. Every style animates live on your own clip before you commit.
SUBTL p1
TrendingA quiet setup line, then the big words land one by one.
SUBTL p3
TrendingComic-bold with a black ring; the keyword goes gold and grows.
SUBTL p4
TrendingLowercase serif with a hairline edge and a butter keyword.
SUBTL p5
TrendingOne rounded box, words fill in left to right, keyword in gold.
SUBTL p6
TrendingHandwritten warmth in a single butter tone.
Retro VHS
TrendingRGB-split tape look with a little tracking jitter.
Editorial Cut
AestheticWarm serif; every word is set, the spoken one wakes up.
Aesthetics
AestheticLowercase display serif. Soft, cinematic, premium.
Classic Charm
AestheticVertical karaoke: the spoken word sits centre, heavy and tall.
Scribble
AestheticMarker type; the spoken word gets a yellow swipe.
Spotlight
AestheticA warm beam sweeps across the line as it's spoken.
Highlighter
AestheticGeorgia on cream paper, highlighted as you go.
Highlighter Clean
AestheticSame swipe, no paper — white before, ink after.
Minimal
CleanBold geometric white with a soft shadow. Stays out of the shot.
Editorial
CleanBlack grotesk; the keyword switches to an italic serif.
Veena
CleanTall condensed caps with a blue box sliding under the spoken word.
Typewriter
CleanTypes itself out, cursor and all.
8-Bit
FunPixel type for that arcade energy.
Doodle
FunMarker on a paper card; words wobble as they land.
Doodle Clean
FunSame marker, sticker edge, no card — keyword in marker yellow.
Crawl
FunOpening-crawl lines rolling off into the distance.
Your style, your call
Highlight any word, swap the font, nudge the size. Every caption ends up unmistakably yours.
Speaks your language
Hinglish, Tanglish, Gujlish, Banglish — SUBTL nails code-mixed speech and every regional script across India. Your words, spelled the way you actually say them.
Hindi + English, spelled naturally
Start free. Go Pro when you're hooked.
One plan, one price, billed through the App Store. No card needed to start.
Try for free — sign in with Apple or Google.
- ✓ 5 watermark-free videos in your first month
- ✓ 5 more with a small watermark, then 5 a month
- ✓ All 21 caption styles
- ✓ Per-word editing, keyword highlights, Dimension
- ✓ Every Indian language and -lish mix
Cancel anytime in the App Store.
- ✓ Everything in Free
- ✓ Unlimited videos
- ✓ No watermark, ever
Yours. Only yours.
Built privacy-first, because your raw footage and your ideas are nobody else's business.
No ads, ever
SUBTL is a creative tool, not an ad network. Your feed stays yours.
No cross-app tracking
We don't follow you around the internet or sell your data. Full stop.
Analytics is opt-in
And it never includes your video, audio, or caption text — only anonymous usage.
No persistence
Videos are processed to generate captions and are not kept on our servers.
Caption like a pro.
Without one.
Download SUBTL and ship your next video with captions that actually land.