What is a personal AI assistant?
A personal AI assistant is software that acts on your behalf in the tools you already use, rather than answering questions in a chat box. The difference is initiative and memory: it watches your inbox and calendar, remembers your people and preferences, brings you decisions instead of waiting to be asked, and carries out the ones you approve.
A chatbot like ChatGPT or Gemini will write an email if you paste the thread and ask. A personal AI assistant notices the thread needs a reply, writes it in your voice, saves it to your drafts and tells you at 8am. Personal AI assistant vs chatbot goes through the line between the two.
What Momo AI does as your personal assistant
Momo AI works on Gmail and Google Calendar, on a schedule, while you are busy.
- Morning brief by email at your hour: who needs a reply, who owes you one, what you promised, today's meetings, with the drafts already written.
- Drafts in your voice, learned from your own sent mail, saved to Gmail Drafts so they show up in any client.
- Follow-up tracking: every sent thread with no reply, flagged after your window, with the nudge drafted.
- Scheduling by email: it offers free slots from your calendar, reads the replies and books the pick with a Google Meet link.
- Promises tracker in both directions, closed automatically when delivered.
- Inbox triage for newsletters, notifications and cold pitches, with undo.
- Memory: people, preferences and rules you tell it once.
- Meeting prep 15 minutes before each call, with your last email and open promises.
- Reads PDF, Excel, Word and PowerPoint attachments when you ask what they say.
- Up to five Google accounts.
What it will not do
Momo AI never sends an email, cancels a meeting or archives mail without your tap on a card that shows the exact message and recipients, and every action has an undo. It does not browse websites, make phone calls or buy things. It does not work on Outlook yet. The ask-before-sending page explains the approval gate, and the security page covers data and permissions.
How it compares to other personal AI assistants
Personal AI assistants come in four shapes. The right one depends on which job you want done.
| Shape | Examples | Good for | Watch out for |
|---|---|---|---|
| Chat assistants | ChatGPT, Gemini, Claude | Questions, writing, research on demand | No memory of your inbox; you paste everything in |
| Built-in assistants | Gemini in Gmail, Siri, Google Assistant | Help with the thing on screen | Nothing happens in the background |
| Work assistants on your inbox | Momo AI, Fyxer, alfred_ | Drafts, follow-ups, scheduling, a daily brief | Check who presses Send and which permissions it asks for |
| General agents | Instinct, Lindy, Zapia | Errands across many apps | More reach, more trust required; some act without asking |
The full list with prices is in the best personal AI assistant apps guide.
Who it is for
Anyone whose day runs on Gmail and Google Calendar and who is behind on replies. Founders, consultants, sales and recruiting teams, investors and freelancers are the people using it today. Personal AI assistant for founders is the detailed case.
Setup
- 1Sign in with Google at askmomo.app. Momo AI asks for Gmail and Calendar access and explains each permission.
- 2Tell it your brief time and your follow-up window, or accept the defaults.
- 3Tomorrow morning, read the brief, tap Send on the drafts you like, and ask it anything else in chat.
