Captio AI
🦻 Accessibility + 💻 Productivity App

Bengali live captions and productivity tool for deaf and HoH people.

Follow any Bengali conversation, meeting or lecture. Supports Standard Bengali across Bangladesh and West Bengal varieties.

Download for free

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Captio AI app showing live captions in Bengali
Use Cases

Works in every situation

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

💬Everyday Conversations

Most Bengali conversations happen fast, at normal pace, without warning. Captio AI captions every word as it's spoken, so you can follow without asking anyone to repeat themselves.

🤟Communicating with Deaf & HoH

Hearing people often don't know how to adapt when talking with deaf or hard of hearing Bengali speakers. Captio AI turns their speech into real-time captions, so the conversation can happen naturally on both sides.

💼Meetings

In Bengali meetings, decisions happen fast and people talk over each other. Captio AI captions every speaker as they talk, so you never miss a decision or a question directed at you.

🎓Lectures

Bengali lecturers speak quickly, cover complex material, and rarely repeat themselves. Captio AI gives you a live transcript of everything said, so you can follow the content instead of straining to hear it.

🏥Doctor Appointments

Doctors speak quickly in Bengali and use clinical language that's easy to mishear. Captio AI shows you everything they say in real time, so you can follow your diagnosis and ask the right questions.

🤝Job Interviews

Missing a question in a Bengali interview means answering wrong or asking for a repeat. Captio AI shows you every word the interviewer says, so you can focus entirely on your answer.

📱Phone & Video Calls

Bengali phone and video calls are harder to follow than in-person conversations. No lip reading, often poor audio quality. Captio AI captions whoever is speaking in real time, so you do not need to ask for repeats.

👥Group Settings

In Bengali group conversations, multiple people talk at once and the thread moves fast. Captio AI keeps up with whoever is speaking, so you can follow without losing where the conversation is going.

🍽️Restaurants & Cafes

Background noise in Bengali-speaking restaurants and cafes makes speech hard to follow. Captio AI focuses on whoever is speaking to you, so you can have a real conversation through the noise.

✈️Traveling

In Bengali-speaking cities, airports, and hotels there is no margin for mishearing. Captio AI captions speech in real time, so you can navigate confidently wherever you go.

🎤Conferences & Events

At Bengali conferences, speakers are far away, acoustics are unpredictable, and you cannot ask for a repeat. Captio AI gives you a live transcript of every speaker, so you can follow the full event from any seat.

📺TV & Media

Built-in subtitles on Bengali TV, films, and videos are often wrong, delayed, or missing. Captio AI captions whatever is playing in real time, so you are not dependent on what the content provides.

Download for free

Download on theApp Store
Dialect & Accent Support

Bengali dialect & accent support

Supports Standard Bengali across Bangladesh and West Bengal varieties.

Rarhi dialect

Spoken across southern West Bengal and southwestern Bangladesh — forms the basis of modern Standard Bengali. The most widely used colloquial variety in Kolkata and surrounding areas. Captio AI handles Rarhi dialect with full accuracy.

Varendra dialect

Spoken in northern West Bengal and northern Bangladesh — distinct phonetic features and vocabulary from the Rarhi standard. Captio AI handles Varendra dialect accurately.

Sylheti dialect

Spoken in the Sylhet region of northeastern Bangladesh and by a large UK diaspora community in London. Significantly different from Standard Bengali in phonology and vocabulary. Captio AI handles standard Bengali most reliably; Sylheti speakers may find accuracy varies.

Bangali dialect

The most widely spoken Bengali dialect — spoken across the Dhaka, Barisal, Khulna, and Mymensingh divisions of Bangladesh and into Tripura. Distinct from the Kolkata standard in intonation and vocabulary. Captio AI handles Bangali dialect accurately.

Kamrupi dialect

Spoken across North Bengal and lower Assam — the Jalpaiguri, Cooch Behar, and Kamrup areas — and closely tied to the Rangpuri speech of northern Bangladesh. One of Suniti Kumar Chatterji's four principal Bengali dialect groups, with its own phonology and vocabulary. Captio AI handles Kamrupi speech accurately.

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Privacy

What you hear stays with you.

Gone the moment it ends

Captio AI processes your Bengali 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 Bengali doctor's appointment or job interview never ends up in a training dataset. Not ours. Not anyone else's.

100% PRIVATE
Accessibility

Hearing accessibility for Bengali speakers

Bangla Sign Language (BdSL)Indian Sign Language (ISL)

Bangladesh officially recognized Bangla Sign Language (BdSL) as a national language in 2009, making it one of the few countries in the world to give a sign language that status. BdSL traces its origins to the Calcutta Deaf and Dumb School in 1893. Around 2.5 million people in Bangladesh have hearing loss.

In the Indian state of West Bengal, where Bengali is also the primary spoken language, the sign language situation developed separately after Partition. West Bengal's deaf community uses a variety that differs from BdSL. A deaf person from Dhaka and a deaf person from Kolkata do not necessarily share the same sign language, despite speaking the same spoken language.

Access to sign language interpretation in formal settings remains limited across both Bangladesh and West Bengal. Hospital consultations, government offices, and courts are rarely adapted for hard of hearing people. BdSL's national language recognition in Bangladesh is a meaningful formal step, but trained interpreters in healthcare are still scarce in practice. Captio AI gets used in the gap between the formal recognition and the everyday reality.

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Reviews

People love Captio AI

"Doctors in Dhaka speak fast and give a lot of information quickly. I place Captio AI on the desk and read everything in Bengali as it is said. I leave appointments knowing what was discussed."

Asha 🇧🇩
asha.c***@gmail.com
Hard of hearing, Dhaka

"I study at a university in Kolkata. My lecturers speak Bengali and Captio AI gives me a live transcript of every lecture. I used to rely on friends for notes."

Rahul 🇮🇳
rahul.b***@gmail.com
Deaf, Kolkata

"I was not sure Captio AI would handle Bangladeshi Bengali but it does. The accent in Chittagong is different from Dhaka and it still works well. I use it at my office every day."

Nadia 🇧🇩
nadia.i***@gmail.com
Hard of hearing, Chittagong

"My hearing started declining last year. Captio AI made the most difference at work. Meetings in Dhaka move fast and Captio AI keeps up. I have not had to ask for repeats since I started using it."

Sumon 🇧🇩
sumon.h***@gmail.com
Progressive hearing loss, Dhaka

"My family speaks Bengali at home and English at work. Captio AI handles both. I use it at family gatherings where everyone talks over each other."

Priya 🇮🇳
priya.d***@gmail.com
Hard of hearing, West Bengal

"I use Captio AI mainly for formal conversations in standard Bengali. For official appointments and work it is accurate and fast. That is where I need it most."

Tanvir 🇧🇩
tanvir.a***@gmail.com
Hard of hearing, Sylhet

"Doctors in Dhaka speak fast and give a lot of information quickly. I place Captio AI on the desk and read everything in Bengali as it is said. I leave appointments knowing what was discussed."

Asha 🇧🇩
asha.c***@gmail.com
Hard of hearing, Dhaka

"I study at a university in Kolkata. My lecturers speak Bengali and Captio AI gives me a live transcript of every lecture. I used to rely on friends for notes."

Rahul 🇮🇳
rahul.b***@gmail.com
Deaf, Kolkata

"I was not sure Captio AI would handle Bangladeshi Bengali but it does. The accent in Chittagong is different from Dhaka and it still works well. I use it at my office every day."

Nadia 🇧🇩
nadia.i***@gmail.com
Hard of hearing, Chittagong

"My hearing started declining last year. Captio AI made the most difference at work. Meetings in Dhaka move fast and Captio AI keeps up. I have not had to ask for repeats since I started using it."

Sumon 🇧🇩
sumon.h***@gmail.com
Progressive hearing loss, Dhaka

"My family speaks Bengali at home and English at work. Captio AI handles both. I use it at family gatherings where everyone talks over each other."

Priya 🇮🇳
priya.d***@gmail.com
Hard of hearing, West Bengal

"I use Captio AI mainly for formal conversations in standard Bengali. For official appointments and work it is accurate and fast. That is where I need it most."

Tanvir 🇧🇩
tanvir.a***@gmail.com
Hard of hearing, Sylhet

Download for free

Download on theApp Store
FAQ

Frequently asked questions

Start captioning in Bengali

Captio AI is free to start

Download for free

Download on theApp Store