An easy-to-use AI voice assistant that supports your independence every day.
Helping users everyday and giving families reassurance. It offers wellbeing checks, daily reminders and voice messaging through its own smart speaker and a connected app for families.
Purpose-built to care, Sentai gets to know you, offers daily support, and provides voice-enabled messaging with loved ones—delivering just the right support without compromising your privacy.
Unlike a typical voice assistant, Sentai is your virtual companion and works through natural conversation - simply speak and it understands you.
who sentai helps
The smart speaker sits comfortably in your home, while the app for family members allows loved ones to stay connected and informed.
Hi Sentai remind me to get milk when I go out later
Laura, I’ve added milk to the shopping list. Anything else?
Hi Sentai I need help, can you alert my son urgently
I’ve messaged your son Tom. How are you feeling now?
Quiz question nr 2: what is the capital of France?
That’s an easy one Sentai, Paris is the right answer
Peace of mind for your loved ones
For your loved ones, Sentai offers peace of mind. They can check in through the app to see that you're up and about, making it easier for everyone to feel connected while respecting your independence and individuality.
Helping people feel better every day
Ben, Aylesbury May 2025
“The first time I used Sentai to assist me with a task was a revelation. It provided a guilt-free way to soundboard my thoughts and make decisions. To be honest I felt emotional when I realised a situation that would typically consume hours of my day stressing and staring into space was turned into something I quite enjoyed.”
Vicki, Swindon May 2025
“I cannot recommend the new Sentai high enough to give peace of mind to family and friends. Sentai is my new home companion, able to chat with me on a limitless range of subjects and interests due to its AI ability. Now I need never feel alone as Sentai is there 24/7 to keep me company without worrying that I am disturbing someone or waking them up.”
Robert, Cambridge April 2025
“When Mum’s friends noticed weakness in her face, she told Sentai and asked it to let me know. She’d tried to contact the doctor but found it confusing—having me there helped. Without Sentai, she might not have remembered to mention it. It was a simple, effective way to catch a potentially serious issue and make sure I was there when she needed me.”
Setup takes less than five minutes—no tech skills needed. Sentai is built for care and connection, not commands and complexity.
Plug in
Plug in the Sentai Speaker
Download
Download the Sentai app on your smartphone
Connect
Follow the guided setup to connect Sentai to your Wi-Fi
Talk
Just say “Hi Sentai” to start.
For homes without Wi-Fi, our 4G-enabled model connects automatically to mobile networks (coming soon).
Ready to welcome your new companion?
We understand that trying something new can feel like a big step. That's why Sentai comes with a 30-day satisfaction guarantee. Your subscription includes the Sentai speaker, with simple returns if you decide to cancel.
