Captio AI
🦻 Accessibility + 💻 Productivity App

Malayalam live captions and productivity tool for communicating with deaf & hoh

For deaf and hard of hearing people.

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Captio AI app showing live captions

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Use Cases

Every situation covered

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

👨‍👩‍👧Family conversations

Malayalam family meals — in Thiruvananthapuram, Kochi, Kozhikode, or a Malayali family home abroad — are warm and dense with conversation, often mixing generations speaking at full speed in colloquial Malayalam. Captio AI captions what they say so a deaf or hard of hearing family member follows without asking anyone to repeat.

💼As a hearing colleague

Workplaces in Kerala run in Malayalam for everyday exchanges and English for formal contexts. A hearing colleague speaks naturally in whichever blend fits the moment. Captio AI captions what they say so a deaf or hard of hearing colleague follows desk conversations, instructions, and corridor talk without missing a word.

❤️Partners and relationships

When your partner is deaf or hard of hearing and Malayalam is the language you speak at home. You talk naturally — the casual, fast Malayalam of daily life. Captio AI puts every word on their screen as you say it so nothing is lost between you.

🏠Living together

Everyday home life in a Kerala household — calling across the house, talking during the evening news, quick exchanges over a family meal. Captio AI covers the continuous thread of home conversation that a deaf or hard of hearing family member might otherwise piece together from fragments.

🤝Introducing someone new

When a deaf or hard of hearing person meets a new hearing Malayalam speaker — at a family function, an onam celebration, or through a mutual friend. Set up Captio AI and the conversation begins naturally, without anyone needing to adjust how they speak.

👥Mixed group settings

Group settings — an onam family gathering, a large multi-generation household, or a community event — where some people are deaf or hard of hearing and some are not. Captio AI captions whoever is speaking so every person in the group is fully part of the conversation.

Performance

Most accurate and fastest models

Malayalam
89.3%

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

You talk. They follow. No adjustment needed.

You speak naturally

No slowing down, no special phrasing, no training required. Captio AI handles everything — you just talk the way you always do.

They read as you speak

Your words appear on their screen word by word while you are still talking. Not a summary after — the full sentence, in real time.

Works wherever you both are

Living rooms, offices, restaurants, social gatherings. No venue setup, no special conditions. Captio AI works anywhere you have a conversation.

No sign language from either side

You do not need to learn anything new. Neither do they. Captio AI bridges the gap without requiring any change to how either of you communicates.

Works with how you actually speak

Fast, accented, casual. Captio AI handles real speech — not just slow, clear dictation. You do not need to perform clarity for it to work.

Private by default

Your conversations are never recorded, stored, or shared. Audio is processed in real time and discarded immediately — nothing is kept.

Malayalam

Why Malayalam is hard to understand

Largest Dravidian consonant inventory

  • Malayalam has more consonant distinctions than almost any other language — all produced behind the lips
  • Malayalam has one of the most complex consonant inventories in the world, including three-way distinctions for both liquids (dental /l̪/, alveolar /l/, retroflex /ɭ/) and rhotic sounds (dental /r̪/, alveolar /r/, retroflex /ɻ/). All six are produced with the tongue in positions invisible behind the lips. Everyday Malayalam speech carries these contrasts throughout its vocabulary — all of them entirely inaccessible to a deaf lip-reader.

Vowel length contrast

  • Malayalam's twelve vowels include long-short pairs invisible at the lips
  • Malayalam distinguishes 12 vowel sounds including long-short pairs (/a/ vs. /aː/, /i/ vs. /iː/, etc.). Research published in 2024 (PMC11639911) specifically found that vowel recognition in Malayalam is significantly impaired in individuals with hearing loss. For deaf lip-readers, short and long vowels of the same quality look identical — a distinction that carries meaning throughout the language.

Malabar vs. Thiruvananthapuram dialect

  • North Kerala and South Kerala Malayalam use different vowel realisations
  • Malayalam has significant regional dialect variation: Malabar (Northern Kerala) preserves different phonological features from Central Kerala (Kochi/Ernakulam) and Southern Kerala (Thiruvananthapuram). A deaf person who lip-reads one regional variety finds that a hearing family member from another part of Kerala produces some vowels and consonants at different positions.

Diglossic gap

  • Formal written Malayalam and colloquial spoken Malayalam are almost different languages
  • Like Tamil, Malayalam has a deep diglossia between formal and literary Malayalam and the colloquial spoken varieties used at home. Hearing families speak only the colloquial variety. A deaf person who learned Malayalam from formal written resources — textbooks, formal media — encounters different vocabulary, different verb forms, and different phonological patterns in everyday family speech.

Manglish code-switching

  • Kerala's high English literacy creates constant Manglish code-switching in family speech
  • Kerala has one of India's highest literacy rates and a very high rate of English proficiency. Hearing family members — especially younger and urban — routinely mix Malayalam and English within sentences (Manglish). For a deaf lip-reader, code-switching between two phonological systems without an auditory signal means the mouth shapes suddenly don't map to any Malayalam word.

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The Challenge

Hearing loss in Kerala: high literacy, limited accessibility

India has approximately 63 million people with significant hearing loss — 6.3% of the population (WHO) — and hearing disability is the second most common form of disability in the country. Kerala stands out nationally for its high literacy, strong healthcare infrastructure, and advanced newborn hearing screening programme (Ernakulam District has had centralised screening for over a decade). Yet state-level hearing intervention coverage in Kerala, while among India's better-resourced examples, still leaves large gaps in rural districts and among older populations. A 2024 study specifically investigated vowel identification in Malayalam for individuals with hearing loss (PMC11639911) — confirming that Malayalam's complex vowel inventory creates particular challenges for hearing-impaired speakers.

Indian Sign Language (ISL) has a formal community in Kerala — there are deaf schools and ISL training programmes in Thiruvananthapuram and Kochi — but ISL reach into the broader Malayali population, including diaspora communities in the Gulf, the UK, the US, and Canada, is very limited. Most deaf and hard of hearing Malayali people communicate with hearing family members without any structural support: no shared sign language, no interpreter, no real-time captioning. The Malayalam-speaking diaspora presents an additional layer — Gulf Malayalis, UK Malayalis, and North American Malayalis may use a language variety that blends Malayalam with Arabic, English, or other local languages, adding code-switching that formal accessibility systems cannot handle.

Kerala's ageing rural population carries the highest rates of undiagnosed hearing loss in the state. As multi-generational Malayali families increasingly include elderly members with significant hearing impairment, the communication gap at family tables grows. Captio AI captions natural Malayalam speech in real time — colloquial, Manglish, regional varieties included — so a deaf family member reads exactly what their hearing relatives are saying at an onam table in Kochi or an evening at home in Kozhikode.

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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

"Colloquial Malayalam at home pace is very different from what I learned formally. Captio AI reads what my husband actually says — the informal, contracted speech — not textbook Malayalam. I follow our home conversations for the first time."

Priya N. 🇮🇳
priya.n***@gmail.com
Deaf since birth, hearing husband speaks Thiruvananthapuram Malayalam, Thiruvananthapuram

"Malabar Malayalam has different sounds from the Kochi variety I'm more familiar with. Family gatherings were confusing. Captio AI reads my family's dialect accurately and I follow the conversation instead of watching it happen."

Arun M. 🇮🇳
arun.m***@gmail.com
Hard of hearing, hearing family speaks Malabar Malayalam, Kozhikode

"My family's Malayalam in Dubai is mixed with Arabic and English constantly. Captio AI handles the Malayalam portions accurately and I follow the family gathering without sitting at the edge of it."

Deepa K. 🇦🇪
deepa.k***@gmail.com
Deaf, hearing family speaks Gulf Malayali Malayalam mixed with Arabic and English, Dubai

"My grandchildren speak Malayalam and English in the same breath. Captio AI reads what they say and I understand them without asking them to slow down or use only Malayalam for me."

Thomas V. 🇮🇳
thomas.v***@gmail.com
Hard of hearing at 62, hearing grandchildren speak fast Manglish, Kochi

"Colloquial Malayalam at home pace is very different from what I learned formally. Captio AI reads what my husband actually says — the informal, contracted speech — not textbook Malayalam. I follow our home conversations for the first time."

Priya N. 🇮🇳
priya.n***@gmail.com
Deaf since birth, hearing husband speaks Thiruvananthapuram Malayalam, Thiruvananthapuram

"Malabar Malayalam has different sounds from the Kochi variety I'm more familiar with. Family gatherings were confusing. Captio AI reads my family's dialect accurately and I follow the conversation instead of watching it happen."

Arun M. 🇮🇳
arun.m***@gmail.com
Hard of hearing, hearing family speaks Malabar Malayalam, Kozhikode

"My family's Malayalam in Dubai is mixed with Arabic and English constantly. Captio AI handles the Malayalam portions accurately and I follow the family gathering without sitting at the edge of it."

Deepa K. 🇦🇪
deepa.k***@gmail.com
Deaf, hearing family speaks Gulf Malayali Malayalam mixed with Arabic and English, Dubai

"My grandchildren speak Malayalam and English in the same breath. Captio AI reads what they say and I understand them without asking them to slow down or use only Malayalam for me."

Thomas V. 🇮🇳
thomas.v***@gmail.com
Hard of hearing at 62, hearing grandchildren speak fast Manglish, Kochi

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FAQ

Frequently asked questions

Make every conversation work — for both sides in Malayalam.

Captio AI is free to start

Download for free

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