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Plain-language text or voice input, always confirmed before saving
Confirmed appointments sync with Google Calendar
Thai, English and Japanese, with every word the user sees available in all three
Near the deadline, at the deadline and overdue, for tasks with a due date
An unconfirmed proposal expires on its own; nothing is saved without a tap
Mutta is an AI personal secretary that works inside LINE. Users type or send a voice note in plain language, and Mutta turns it into appointments, tasks and reminders, always confirming before it saves. It chases work assigned to others and drafts follow-ups and replies that are sent only on the user’s approval, or copied to send by hand. A Daily Brief arrives every morning, and a daily summary with a Productivity Score is kept in the web app. Mutta works in 1:1 chats and LINE team groups, and its companion web app installs on phone or desktop and signs in with LINE or Google.
Busy people keep appointments and promises scattered across chats and memory; work stalls while they wait on others with nobody to chase it, and nobody wants another app just to remember one thing. Teams coordinate in LINE groups where many members have never used Mutta. The brief: a secretary that lives inside LINE, understands everyday Thai, never saves anything the user hasn’t confirmed, and works in team rooms without exposing anyone’s personal data.

Mutta follows no fixed script and no keyword rules. It’s an AI that reads what you said and decides for itself what to do, while every save waits for your confirmation. We designed it around a working day: a voice note to capture a task, a reminder before a meeting, a teammate’s task to chase, and a summary of the day in the web app.
Users type or send a voice message in everyday language, and Mutta decides for itself whether it’s an appointment, a task, a contact, something to remember or a web search. If the main AI fails, a backup takes over automatically.
Every save waits as a draft on a confirm card that expires after ten minutes. Confirmed appointments sync to Google Calendar. Messages Mutta drafts are kept word for word and sent only when the user approves, or handed over to copy when the recipient isn’t on Mutta.
Mutta sends a reminder before each appointment and a morning brief at the hour each user picks, which pauses itself after three ignored briefs, and saves a daily summary with a score in the web app.
Being in a group is what lets members assign work to each other. In a group Mutta uses a limited set of abilities and reads only that group’s data. It stays silent until someone addresses it, and talk not aimed at it is held for at most 30 minutes, for recaps only, and never saved. Each group gets a daily brief, and dated tasks are chased at three points, near the deadline, at the deadline and overdue, by tagging the assignee.
The web app signs in with LINE or Google and installs to the home screen on phone or desktop, with pages for tasks, schedule, projects, reports and the daily summary. Automatic checks make sure every word exists in Thai, English and Japanese, and messages sent to someone else appear in the recipient’s language.
Mutta is live in LINE and as a web app that installs on phone or desktop.
Users type or send a voice message in everyday language; Mutta turns it into an appointment, task or reminder and asks for a tap before saving.
The day’s appointments and tasks arrive in LINE each morning at the chosen hour, with a reminder before each appointment.
Members of a LINE group can assign work to one another, and Mutta chases dated tasks in the room by tagging the assignee.
Mutta drafts follow-ups and replies, and only ever sends the exact text the user approved.
Thai, English and Japanese, with every word the user sees available in all three
Near the deadline, at the deadline and overdue, for tasks with a due date
An unconfirmed proposal expires on its own; nothing is saved without a tap
Gallery

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Confirmed appointments sync with Google Calendar

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Works in 1:1 chats, LINE team groups and a web app

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