Captio AI
🦻 Accessibility + 💻 Productivity App

Slovak live captions and productivity tool for tv & media

For deaf and hard of hearing people.

Download for free

Download on theApp Store
Captio AI app showing live captions

Download for free

Download on theApp Store
Use Cases

Every situation covered

Designed for the real moments that matter — not just quiet controlled environments.

📺Live TV — news, sport, events

RTVS and Markíza run live news that pre-generated subtitles can lag behind. Point Captio AI at your TV and read the Slovak as it is spoken, not several seconds behind the anchor.

🎬Streaming content

Voyo and other platforms vary in subtitle quality and availability. Captio AI works as a consistent fallback for any Slovak show or film that ships with wrong, delayed, or missing captions.

📱YouTube and social media

YouTube auto-captions for Slovak are often inaccurate and most social video has none. Point Captio AI at your phone and read accurate Slovak captions for any clip.

🌍Foreign-language content

A foreign film, a foreign documentary, a non-Slovak channel — much of it dubbed into Slovak. Live Translator captions and translates in real time so anything becomes watchable as it plays.

🎭Cinema

Not every cinema showing has open captions. Hold Captio AI near the audio and read real-time Slovak captions of the dialogue discreetly from your seat.

🎧Podcasts and audio content

Most Slovak podcasts have no transcript. Hold Captio AI near the audio or upload a recording, and read the whole episode in writing.

Performance

Most accurate and fastest models

Slovak
91.5%

word accuracy

independent benchmark, 2025

< 200ms
you speak
captions

real-time captions

first word appears as you speak

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Captio AI in everyday use
Why Captio AI

Built for the content that subtitles fail

Captions any content in real time

Point the phone toward any speaker — TV, laptop, tablet, cinema screen. Captio AI captions whatever is playing, regardless of whether that platform provides subtitles.

Faster than built-in subtitles for live content

Pre-generated subtitles lag behind live TV by several seconds. Captio AI captions in real time — so you read what is being said as it is being said.

Works on any screen or device

No integration required. Point the phone toward the audio source — the same approach works for a large TV, a laptop screen, a cinema, or a phone held at arm's length.

Any language, translated in real time

For foreign-language content, switch to Live Translator. It translates as content plays — so a French film, a German documentary, or a Japanese series all become watchable.

No subtitle file needed

Captio AI captions from the audio directly. No subtitle file, no platform support, no creator requirement. If audio plays, Captio AI can caption it.

More accurate than auto-generated captions

The industry average for AI-generated subtitles is a 10–15% word error rate — roughly 1 in 10 words wrong (3Play Media). Captio AI is built for accuracy in real-world audio conditions.

Slovak

Why Slovak is hard to understand

Consonant clusters

  • Words that pile up consonants, some with no vowel
  • Slovak allows up to four consonants in a row and has a syllabic r and l — words like 'prst' or 'štvrť' built around consonants with no vowel. On screen these clusters give a lip-reader almost no visual seams, so a deaf viewer cannot break a word into readable pieces.

Vowel length

  • Long and short vowels that change the word
  • Slovak vowel length is phonemic — a long vowel makes a different word from a short one. This is a timing distinction, not a lip shape, so on screen a deaf viewer cannot see which of two terms was said.

Soft and retroflex consonants

  • Palatal ľ, ň, ď, ť and retroflex č, š, ž
  • Slovak contrasts palatal soft consonants — ľ, ň, ď, ť — and has retroflex č, š, ž, distinctions carried by tongue position with barely any visible cue. A deaf viewer sees the same mouth for consonants that make different words.

Dubbing and mismatched lips

  • Foreign content dubbed into Slovak never matches the mouth
  • Slovak law requires most foreign film and TV to be dubbed into Slovak — children's content especially — so the words a viewer hears do not match the lips on screen. For a deaf viewer relying on lip-reading, dubbed content is impossible: the mouth speaks a different language from the soundtrack.

Regional dialects on screen

  • Western, central, and eastern Slovak differ
  • Slovak content features western, central, and eastern speech, which differ in vowels, rhythm, and some consonants. A deaf viewer calibrated to the central standard meets shifting speech from one show or region to the next.

Download for free

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The Challenge

Slovakia dubs foreign content — leaving deaf viewers with mismatched lips

Against a European backdrop in which around one in five people has some hearing loss, Slovakia carries a substantial burden across its population. Dedicated subtitling for the deaf and hard of hearing is only beginning to emerge as a media standard, and the country's language law shapes the barrier: most foreign film and television are dubbed into Slovak, with children's content under 12 explicitly required to be dubbed.

For a deaf viewer, dubbing is doubly hard — the lips on screen speak the original language while the Slovak soundtrack has no accessible caption. Live news carries no reliable real-time captions, commercial and streaming subtitle quality varies, and the consonant clusters and soft consonants that make Slovak hard to lip-read leave a deaf viewer stranded wherever a caption is missing.

Captio AI does not depend on the broadcaster or the platform. Point the phone at any screen — a live RTVS bulletin, a dubbed foreign film, a YouTube clip — and read Slovak captions in real time from the audio, whether or not that content was ever captioned.

Download for free

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Privacy

What you hear stays with you.

Gone the moment it ends

Captio AI processes your audio in real time and discards it immediately. Nothing is recorded. Nothing is kept.

Not a product

Your conversations are not something Captio AI sells, shares, or monetizes — to anyone, for any reason.

Not used to train anything

What you say in a doctor's appointment or a job interview never ends up in a training dataset. Not ours. Not anyone else's.

100% PRIVATE

Private by default

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Reviews

People love Captio AI

"Foreign films are dubbed into Slovak, so the lips never match the sound. Captio AI captions the Slovak soundtrack from the audio. For the first time I can watch a dubbed film and follow it."

Marek H. 🇸🇰
marek.h***@gmail.com
Hard of hearing, Bratislava — foreign-film viewer

"Slovak piles up consonants with no vowels for me to read and captions are patchy. Captio AI captions the actual dialogue from the audio. I follow the whole show now instead of guessing."

Zuzana K. 🇸🇰
zuzana.k***@gmail.com
Deaf, Košice — drama viewer

"Live news subtitles lag and the soft consonants are invisible. Captio AI captions it in real time from the audio. The words finally line up with the picture."

Peter M. 🇸🇰
peter.m***@gmail.com
Hard of hearing, Bratislava — live news viewer

"Slovak YouTube auto-captions mangle the clusters. Captio AI captions any clip accurately from the audio. It covers exactly the content the platforms do not."

Lucia B. 🇸🇰
lucia.b***@gmail.com
Deaf, Žilina — YouTube viewer

"Foreign films are dubbed into Slovak, so the lips never match the sound. Captio AI captions the Slovak soundtrack from the audio. For the first time I can watch a dubbed film and follow it."

Marek H. 🇸🇰
marek.h***@gmail.com
Hard of hearing, Bratislava — foreign-film viewer

"Slovak piles up consonants with no vowels for me to read and captions are patchy. Captio AI captions the actual dialogue from the audio. I follow the whole show now instead of guessing."

Zuzana K. 🇸🇰
zuzana.k***@gmail.com
Deaf, Košice — drama viewer

"Live news subtitles lag and the soft consonants are invisible. Captio AI captions it in real time from the audio. The words finally line up with the picture."

Peter M. 🇸🇰
peter.m***@gmail.com
Hard of hearing, Bratislava — live news viewer

"Slovak YouTube auto-captions mangle the clusters. Captio AI captions any clip accurately from the audio. It covers exactly the content the platforms do not."

Lucia B. 🇸🇰
lucia.b***@gmail.com
Deaf, Žilina — YouTube viewer

Download for free

Download on theApp Store
FAQ

Frequently asked questions

Watch anything in Slovak.

Captio AI is free to start

Download for free

Download on theApp Store