Bai OS

The Notion alternative

Notion starts empty. Bai starts knowing you. All in WhatsApp.

You don't have to be organized to use it. Notion hands you an empty page to fill — Bai remembers everything you tell it and organizes it for you.

Try Bai Go free → Then $19 $15/month

Sign in with Google Bai lives on your WhatsApp Done in minutes

No databases to build. No app to learn. You just talk.

"Hey Bai, how's the restaurant p"

→

Why people switch

One starts empty.
One starts knowing you.

The reason Notion feels like work is that it is — you build the system before it helps you. Bai flips it: you just talk, and it does the organizing and the remembering for you.

Bai starts where you are. Not with a blank page.

Three steps · one conversation

As simple as sending a message.

💬

You talk

Type or send a voice note in your own words, at your own pace — straight into WhatsApp.

🧠

Bai remembers

It catches the context, ties it to what came before, and keeps it for whenever you need it.

✅

You move

Organized, recalled and on time — without ever building or maintaining a system.

No onboarding wizard.
No empty dashboard staring back at you.

Agent reactive

Gets it done, right when you need it.

Powered by Gemini · Google

Brain proactive

Remembers what matters and brings it back before you ask.

Powered by Claude · Anthropic
What people say
C

Carlos M.

entrepreneur

"I stopped keeping a second app open just to feel organized."

L

Laura S.

designer

"I capture ideas while walking and they're sorted by the time I'm back. With Notion I lost half of them."

D

Diego R.

student

"My whole semester is organized and I never set it up. It just remembered what mattered."

Pricing

Move forward without losing anything.

Prices in USD.

9 days free
Bai Go 9 days free

Your external brain on WhatsApp.

$ 15 USD/month

9 days free · then $15/month

Includes
  • Notes: create, search, archive, tag
  • Audio, images & voice transcription
  • Saved views, statuses & custom tags
  • Google Calendar — view & create events
  • Proactive reminders when they matter
  • Plenty of room for your notes, audio and files
Try Bai Go 9 days free →
Common questions

The short version.

There's nothing to migrate — you don't rebuild your Notion setup in Bai. Just start telling Bai things in WhatsApp and it organizes and remembers from there. Keep Notion for what you like; let Bai hold what you'd otherwise forget.
Add Bai to your WhatsApp contacts and start texting it. Dictate ideas, send photos of receipts, audio from meetings, reminders — Bai stores them, organizes with tags, and brings them back when you need them. No new app to open; everything lives inside the conversation you're already in all day.
Yes. When you sign up with Google you get 9 days free of Bai Go. If you don't add a card before they end, your account simply pauses until you activate a plan — nothing is lost.
Yes. Data is encrypted in transit and at rest on Google Cloud infrastructure. We never sell or share your information, and you can export everything or request permanent deletion anytime from your portal.
Ready when you are

Leave the empty page behind.
Bai will remember from here.

Try Bai Go — 9 days free →

Your move.